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RLAIF 13

The number of each Dollar General's Bottled Water equals each Shop 'n Save's Bottled Water. The number of each Shop 'n Save's Oat Milk equals 5 times as much as each Dollar General's Bottled Water. The number of each Lidl's Wine equals the difference of each Shop 'n Save's Bottled Water and each Shop 'n Save's Oat Milk. The number of each Shop 'n Save's Bottled Water equals 22. The number of each Dollar General's Oat Milk equals 12 more than the difference of each Shop 'n Save's Oat Milk and each Dollar General's Bottled Water. How many Oat Milk does Dollar General have?

Define Lidl's Product as BACK. Define Shop 'n Save's Bottled Water as p; so p = 22. Define Dollar General's Bottled Water as K; so K = p = 22. Define Lidl's Wine as BACK. Define Shop 'n Save's Oat Milk as d; so d = 5 * K = 5 * 22 = 18. Define Dollar General's Oat Milk as q; B = d - K = 18 - 22 = 19; so q = 12 + B = 12 + 19 = 8.

8

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The number of each Chambers of the Heart's Platelets equals 9. The number of each Euglena's Endothelium equals the sum of each Endothelium's Cells and each Diatom's Pulmonary Arteries. The number of each Pulmonary Arteries's Neutrophils equals 1. The number of each Euglena's Pulmonary Arteries equals 5. The number of each Gonium's Endothelium equals each Euglena's Pulmonary Arteries. The number of each Pulmonary Arteries's Natural Killer Cells equals 16. The number of each Pulmonary Arteries's Platelets equals 14. The number of each Chambers of the Heart's Neutrophils equals each Endothelium's Natural Killer Cells. The number of each Endothelium's Natural Killer Cells equals the sum of each Diatom's Organs and each Pulmonary Arteries's Platelets. The number of each Diatom's Pulmonary Arteries equals each Euglena's Pulmonary Arteries. The number of each Gonium's Chambers of the Heart equals 21. How many Pulmonary Arteries does Diatom have?

Define Euglena's Pulmonary Arteries as j; so j = 5. Define Diatom's Pulmonary Arteries as G; so G = j = 5.

5

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The number of each Red Eyed Tree Frog's Distal Phalanges equals 2 more than the sum of each Toad Abode's Red Eyed Tree Frog, each Red Eyed Tree Frog's Middle Phalanges and each Toad Abode's Mudskipper. The number of each Toad Abode's Red Eyed Tree Frog equals 10. The number of each Red Eyed Tree Frog's Fetlock equals 3 times as much as each Red Eyed Tree Frog's Middle Phalanges. The number of each Alligator Alley's Glass Frog equals 15 times as much as each Reptile House's Bone. The number of each Toad Abode's Mudskipper equals 18. The number of each Red Eyed Tree Frog's Middle Phalanges equals 18 times as much as each Toad Abode's Red Eyed Tree Frog. How many Animal does Reptile House have?

Define Reptile House's Animal as E; so E = 0.

0

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The number of each Bird Paradise Wildlife Park's Frog Bog equals 6 more than the difference of each Birds of Eden's Gecko Greenhouse and each World of Birds's Gecko Greenhouse. The number of each Birdland Park and Gardens's Frog Bog equals each Bird Paradise Wildlife Park's Gecko Greenhouse. The number of each World of Birds's Turtle Pond equals 9 more than the sum of each Bird Paradise Wildlife Park's Frog Bog, each World of Birds's Gecko Greenhouse and each Birds of Eden's Gecko Greenhouse. The number of each Bird Paradise Wildlife Park's Gecko Greenhouse equals 3. The number of each World of Birds's Frog Bog equals each Birdland Park and Gardens's Frog Bog. The number of each World of Birds's Gecko Greenhouse equals 10. The number of each Birds of Eden's Turtle Pond equals each Bird Paradise Wildlife Park's Gecko Greenhouse. The number of each Birdland Park and Gardens's Gecko Greenhouse equals 2 times as much as the sum of each Bird Paradise Wildlife Park's Frog Bog, each Birdland Park and Gardens's Turtle Pond and each Birds of Eden's Gecko Greenhouse. The number of each Bird Paradise Wildlife Park's Turtle Pond equals each Birds of Eden's Turtle Pond. The number of each Birds of Eden's Gecko Greenhouse equals each World of Birds's Gecko Greenhouse. The number of each Birdland Park and Gardens's Turtle Pond equals the sum of each Bird Paradise Wildlife Park's Frog Bog, each Birds of Eden's Turtle Pond and each Bird Paradise Wildlife Park's Gecko Greenhouse. The number of each Birds of Eden's Frog Bog equals the difference of each Birdland Park and Gardens's Enclosure and each Birds of Eden's Gecko Greenhouse. How many Turtle Pond does World of Birds have?

Define Birdland Park and Gardens's Turtle Pond as BACK. Define Birds of Eden's Turtle Pond as BACK. Define Bird Paradise Wildlife Park's Turtle Pond as BACK. Define Birdland Park and Gardens's Enclosure as BACK. Define Bird Paradise Wildlife Park's Frog Bog as BACK. Define World of Birds's Frog Bog as BACK. Define World of Birds's Gecko Greenhouse as e; so e = 10. Define Birds of Eden's Gecko Greenhouse as Y; so Y = e = 10. Define Bird Paradise Wildlife Park's Frog Bog as x; k = Y - e = 10 - 10 = 0; so x = 6 + k = 6 + 0 = 6. Define Birdland Park and Gardens's Enclosure as BACK. Define World of Birds's Turtle Pond as W; f = x + e = 6 + 10 = 16; N = f + Y = 16 + 10 = 3; so W = 9 + N = 9 + 3 = 12.

12

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The number of each Ant Farm's Hawk equals 7. The number of each Living Desert Zoo and Gardens's Moth Metropolis equals 0. The number of each National Aviary's Moth Metropolis equals each Moth Metropolis's Penguin. The number of each National Aviary's Cricket Chorus equals 10. The number of each Cricket Chorus's Flamingo equals 13. The number of each National Aviary's Ant Farm equals each Oklahoma City Zoo and Botanical Garden's Moth Metropolis. The number of each Living Desert Zoo and Gardens's Cricket Chorus equals 8 times as much as each National Aviary's Moth Metropolis. The number of each Oklahoma City Zoo and Botanical Garden's Moth Metropolis equals 4. The number of each Moth Metropolis's Penguin equals 7. How many Hawk does Ant Farm have?

Define Living Desert Zoo and Gardens's Animal as BACK. Define Ant Farm's Animal as BACK. Define Ant Farm's Hawk as r; so r = 7.

7

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The number of each Business School Campus's Zion Market equals the sum of each School District's Ingredient, each Canned Meats's Ingredient and each Marukai Corporation's Product. The number of each Community College District's Marukai Corporation equals the difference of each School District's Supermarket and each Community College District's Superior Grocers. The number of each Canned Meats's Venison equals 17 more than each Community College District's Superior Grocers. The number of each School District's Marukai Corporation equals 5. The number of each Zion Market's Canned Peaches equals 2 more than the sum of each School District's Ingredient, each Marukai Corporation's Ingredient and each School District's Product. The number of each Community College District's Superior Grocers equals 21. The number of each Canned Peas's Ham equals each Community College District's Marukai Corporation. The number of each Zion Market's Canned Peas equals each Community College District's Supermarket. The number of each Superior Grocers's Canned Meats equals each Community College District's Marukai Corporation. The number of each Canned Peaches's Beef Steak equals 5. How many Ingredient does School District have?

Define Zion Market's Ingredient as BACK. Define Marukai Corporation's Ingredient as m; so m = 0. Define School District's Marukai Corporation as u; so u = 5. Define School District's Ingredient as q; so q = u * m = 5 * 0 = 0.

0

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The number of each Super Saver's Protein Shakes equals 0. The number of each Super Saver's Rice Milk equals 5 more than each Preservation District's Smart & Final. The number of each Preservation District's Smart & Final equals 12. The number of each Super Saver's Wine equals each Preservation District's Super Saver. The number of each Smart & Final's Wine equals the sum of each Preservation District's Super Saver and each Preservation District's Smart & Final. The number of each Preservation District's Super Saver equals 5. The number of each Dollar General's Rice Milk equals the difference of each Preservation District's Smart & Final and each Smart & Final's Wine. The number of each National Historic Landmark District's Smart & Final equals 15 more than each Smart & Final's Protein Shakes. The number of each Dollar General's Protein Shakes equals 21. The number of each Smart & Final's Protein Shakes equals each Preservation District's Smart & Final. The number of each National Historic Landmark District's Super Saver equals 16 times as much as each Preservation District's Super Saver. The number of each National Historic Landmark District's Dollar General equals 22. The number of each Preservation District's Dollar General equals 13. The number of each Smart & Final's Rice Milk equals 3. How many Super Saver does National Historic Landmark District have?

Define Preservation District's Super Saver as u; so u = 5. Define National Historic Landmark District's Super Saver as P; so P = 16 * u = 16 * 5 = 11.

11

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The number of each Geography Lab's Crossfit Backpack equals 9. The number of each Metropolitan High's Archeology Lab equals the difference of each Crossfit Backpack's Ballpoint Pen and each Geography Lab's Crossfit Backpack. The number of each Archeology Lab's Biking Backpack equals 15 times as much as the sum of each Archeology Lab's Crossfit Backpack and each Business Management Room's Sports Ball Backpack. The number of each Crossfit Backpack's Erasable Pen equals 12. The number of each Central High's Geography Lab equals each Crossfit Backpack's Erasable Pen. The number of each Business Management Room's Sports Ball Backpack equals 5 times as much as each Metropolitan High's Archeology Lab. The number of each Crossfit Backpack's Ballpoint Pen equals 2 more than each Geography Lab's Crossfit Backpack. The number of each Kingston Secondary's Business Management Room equals 15 more than the sum of each Business Management Room's Sports Ball Backpack, each Metropolitan High's Archeology Lab and each Sports Ball Backpack's Stationery. The number of each Archeology Lab's Crossfit Backpack equals each Kingston Secondary's Stationery. The number of each Biking Backpack's Highlighter equals the difference of each Crossfit Backpack's Erasable Pen and each Central High's Geography Lab. How many Biking Backpack does Archeology Lab have?

Define Geography Lab's Crossfit Backpack as E; so E = 9. Define Kingston Secondary's Classroom as BACK. Define Crossfit Backpack's Ballpoint Pen as F; so F = 2 + E = 2 + 9 = 11. Define Metropolitan High's Archeology Lab as h; so h = F - E = 11 - 9 = 2. Define Business Management Room's Sports Ball Backpack as H; so H = 5 * h = 5 * 2 = 10. Define Sports Ball Backpack's Stationery as I; so I = 0. Define Archeology Lab's Stationery as BACK. Define Central High's Backpack as BACK. Define Business Management Room's Stationery as Q; so Q = H * I = 10 * 0 = 0. Define Archeology Lab's Crossfit Backpack as BACK. Define Kingston Secondary's Business Management Room as q; D = H + h = 10 + 2 = 12; Y = D + I = 12 + 0 = 12; so q = 15 + Y = 15 + 12 = 4. Define Geography Lab's Stationery as BACK. Define Kingston Secondary's Stationery as b; so b = q * Q = 4 * 0 = 0. Define Archeology Lab's Crossfit Backpack as N; so N = b = 0. Define Central High's Stationery as BACK. Define Archeology Lab's Biking Backpack as X; W = N + H = 0 + 10 = 10; so X = 15 * W = 15 * 10 = 12.

12

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The number of each Cultural Studies Classroom's Backpacking Pack equals 8. The number of each Cultural Studies Classroom's Carry-On Backpack equals each Cultural Studies Classroom's Backpacking Pack. How many Carry-On Backpack does Cultural Studies Classroom have?

Define Cultural Studies Classroom's Backpacking Pack as S; so S = 8. Define Cultural Studies Classroom's Carry-On Backpack as E; so E = S = 8.

8

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The number of each Beetle Bungalow's Monitor Lizard equals each Cockroach Corner's Anaconda. The number of each Cockroach Corner's Bearded Dragon equals 7 more than the sum of each Honeybee Hive's Monitor Lizard and each Cockroach Corner's Anaconda. The number of each Honeybee Hive's Monitor Lizard equals 6. The number of each Cockroach Corner's Monitor Lizard equals each Honeybee Hive's Monitor Lizard. The number of each Beetle Bungalow's Bearded Dragon equals the sum of each Honeybee Hive's Bearded Dragon, each Honeybee Hive's Monitor Lizard and each Beetle Bungalow's Anaconda. The number of each Cockroach Corner's Anaconda equals each Honeybee Hive's Monitor Lizard. The number of each Beetle Bungalow's Anaconda equals 21 more than the difference of each Cockroach Corner's Animal and each Cockroach Corner's Monitor Lizard. The number of each Honeybee Hive's Anaconda equals 7. The number of each Honeybee Hive's Bearded Dragon equals 10 more than the difference of each Cockroach Corner's Monitor Lizard and each Honeybee Hive's Monitor Lizard. How many Animal does Beetle Bungalow have?

Define Honeybee Hive's Monitor Lizard as h; so h = 6. Define Cockroach Corner's Anaconda as o; so o = h = 6. Define Cockroach Corner's Bearded Dragon as O; x = h + o = 6 + 6 = 12; so O = 7 + x = 7 + 12 = 19. Define Cockroach Corner's Monitor Lizard as m; so m = h = 6. Define Beetle Bungalow's Anaconda as BACK. Define Honeybee Hive's Animal as BACK. Define Cockroach Corner's Animal as p; D = m + o = 6 + 6 = 12; so p = D + O = 12 + 19 = 8. Define Beetle Bungalow's Animal as BACK. Define Beetle Bungalow's Anaconda as F; c = p - m = 8 - 6 = 2; so F = 21 + c = 21 + 2 = 0. Define Honeybee Hive's Animal as BACK. Define Beetle Bungalow's Bearded Dragon as BACK. Define Beetle Bungalow's Animal as BACK. Define Honeybee Hive's Bearded Dragon as z; W = m - h = 6 - 6 = 0; so z = 10 + W = 10 + 0 = 10. Define Beetle Bungalow's Monitor Lizard as a; so a = o = 6. Define Beetle Bungalow's Bearded Dragon as C; q = z + h = 10 + 6 = 16; so C = q + F = 16 + 0 = 16. Define Honeybee Hive's Animal as BACK. Define Beetle Bungalow's Animal as G; L = a + F = 6 + 0 = 6; so G = L + C = 6 + 16 = 22.

22

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The number of each Liver's Erythroblasts equals each Rectum's Natural Killer Cells. The number of each Rectum's Erythroblasts equals each Liver's Cells. The number of each Rectum's Natural Killer Cells equals each Rectum's Plasma Cells. The number of each Liver's Megakaryocytes equals 15 more than each Rectum's Plasma Cells. The number of each Rectum's Megakaryocytes equals each Rectum's Erythroblasts. The number of each Liver's Plasma Cells equals 18 more than the difference of each Rectum's Plasma Cells and each Rectum's Natural Killer Cells. The number of each Rectum's Plasma Cells equals each Liver's Natural Killer Cells. The number of each Liver's Natural Killer Cells equals 9. How many Megakaryocytes does Rectum have?

Define Liver's Megakaryocytes as BACK. Define Liver's Natural Killer Cells as X; so X = 9. Define Rectum's Plasma Cells as c; so c = X = 9. Define Rectum's Natural Killer Cells as Y; so Y = c = 9. Define Liver's Erythroblasts as T; so T = Y = 9. Define Liver's Megakaryocytes as q; so q = 15 + c = 15 + 9 = 1. Define Rectum's Erythroblasts as BACK. Define Liver's Plasma Cells as D; v = c - Y = 9 - 9 = 0; so D = 18 + v = 18 + 0 = 18. Define Rectum's Megakaryocytes as BACK. Define Liver's Cells as z; G = T + D = 9 + 18 = 4; K = G + q = 4 + 1 = 5; so z = K + X = 5 + 9 = 14. Define Rectum's Megakaryocytes as BACK. Define Rectum's Erythroblasts as L; so L = z = 14. Define Rectum's Cells as BACK. Define Rectum's Megakaryocytes as S; so S = L = 14.

14

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The number of each Inorganic Chemistry Lab's Executive Backpack equals 20 more than the sum of each Neuroscience Lab's Backpack and each Neuroscience Lab's Daily Work Backpack. The number of each Neuroscience Lab's Daily Work Backpack equals 19. How many Backpack does Inorganic Chemistry Lab have?

Define Neuroscience Lab's Backpack as BACK. Define Neuroscience Lab's Daily Work Backpack as I; so I = 19. Define Inorganic Chemistry Lab's Executive Backpack as BACK. Define Neuroscience Lab's Backpack as k; so k = I = 19. Define Inorganic Chemistry Lab's Executive Backpack as E; m = k + I = 19 + 19 = 15; so E = 20 + m = 20 + 15 = 12. Define Inorganic Chemistry Lab's Backpack as N; so N = E = 12.

12

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The number of each Control Systems Lab's Trekking Backpack equals the sum of each Statistics Lab's Roll-Top Backpack, each Statistics Lab's Trekking Backpack and each Engineering Workshop's Roll-Top Backpack. The number of each Mechanical Engineering Lab's Ultralight Backpack equals 13. The number of each Mechanical Engineering Lab's Travel Daypack equals 11. The number of each Mechanical Engineering Lab's Roll-Top Backpack equals 3 more than the sum of each Statistics Lab's Ultralight Backpack and each Engineering Workshop's Ultralight Backpack. The number of each Engineering Workshop's Travel Daypack equals the sum of each Mechanical Engineering Lab's Travel Daypack and each Mechanical Engineering Lab's Trekking Backpack. The number of each Control Systems Lab's Roll-Top Backpack equals 2 times as much as each Engineering Workshop's Ultralight Backpack. The number of each Statistics Lab's Ultralight Backpack equals 5 times as much as the sum of each Control Systems Lab's Roll-Top Backpack and each Engineering Workshop's Ultralight Backpack. The number of each Engineering Workshop's Ultralight Backpack equals 0. The number of each Statistics Lab's Roll-Top Backpack equals 5 times as much as each Statistics Lab's Trekking Backpack. The number of each Mechanical Engineering Lab's Trekking Backpack equals 1 more than each Statistics Lab's Roll-Top Backpack. The number of each Statistics Lab's Trekking Backpack equals 15. The number of each Engineering Workshop's Roll-Top Backpack equals 20. How many Ultralight Backpack does Statistics Lab have?

Define Mechanical Engineering Lab's Roll-Top Backpack as BACK. Define Mechanical Engineering Lab's Backpack as BACK. Define Engineering Workshop's Ultralight Backpack as C; so C = 0. Define Control Systems Lab's Roll-Top Backpack as r; so r = 2 * C = 2 * 0 = 0. Define Statistics Lab's Ultralight Backpack as A; l = r + C = 0 + 0 = 0; so A = 5 * l = 5 * 0 = 0.

0

med

The number of each San Diego Zoo's Anteater Area equals 12 times as much as each San Diego Zoo's Wolf Woods. The number of each Anteater Area's Hellbender equals 14 times as much as each Wolf Woods's Hellbender. The number of each San Diego Zoo's Wolf Woods equals 4. The number of each Anteater Area's Toad equals the sum of each Meerkat Manor's Animal, each San Diego Zoo's Wolf Woods, each Wolf Woods's Hellbender and each Anteater Area's Hellbender. The number of each Calgary Zoo's Wolf Woods equals 16 more than each Wolf Woods's Axolotl. The number of each Calgary Zoo's Rhinoceros Pen equals each Calgary Zoo's Wolf Woods. The number of each Wolf Woods's Hellbender equals 21. The number of each Calgary Zoo's Meerkat Manor equals 16. The number of each Wolf Woods's Axolotl equals 9. The number of each Rhinoceros Pen's Toad equals 10 times as much as the sum of each San Diego Zoo's Animal, each Wolf Woods's Axolotl and each Wolf Woods's Animal. How many Hellbender does Anteater Area have?

Define Calgary Zoo's Animal as BACK. Define Anteater Area's Animal as BACK. Define Wolf Woods's Hellbender as z; so z = 21. Define Wolf Woods's Animal as BACK. Define San Diego Zoo's Anteater Area as BACK. Define Anteater Area's Hellbender as O; so O = 14 * z = 14 * 21 = 18.

18

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The number of each Carry-On Backpack's Notebook equals 11 more than the sum of each Tennis Court's Carry-On Backpack, each Duffle Backpack's Stationery and each Volleyball Court's Backpack. The number of each Carry-On Backpack's Sketchbook equals 19 more than each Tennis Court's Carry-On Backpack. The number of each Tennis Court's Backpacking Pack equals 13 more than the difference of each Carry-On Backpack's Journal and each Volleyball Court's Duffle Backpack. The number of each Carry-On Backpack's Journal equals 2. The number of each Tennis Court's Carry-On Backpack equals 5. The number of each Volleyball Court's Duffle Backpack equals 5. How many Sketchbook does Carry-On Backpack have?

Define Tennis Court's Carry-On Backpack as Y; so Y = 5. Define Carry-On Backpack's Sketchbook as H; so H = 19 + Y = 19 + 5 = 1.

1

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The number of each Eastside Secondary's Swimming Pool equals 6. The number of each Liberty High's Swimming Pool equals 21 times as much as the sum of each Liberty High's Table Tennis Room and each Kingston Secondary's Basketball Court. The number of each Kingston Secondary's Table Tennis Room equals 3 times as much as each Eastside Secondary's Swimming Pool. The number of each Kingston Secondary's Basketball Court equals 21. The number of each Liberty High's Table Tennis Room equals 10 times as much as each Kingston Secondary's Basketball Court. The number of each Liberty High's Basketball Court equals each Eastside Secondary's Basketball Court. The number of each Eastside Secondary's Table Tennis Room equals 15. The number of each Kingston Secondary's Swimming Pool equals the sum of each Kingston Secondary's Table Tennis Room and each Liberty High's Swimming Pool. The number of each Eastside Secondary's Basketball Court equals 1 times as much as each Liberty High's Swimming Pool. How many Swimming Pool does Liberty High have?

Define Kingston Secondary's Basketball Court as b; so b = 21. Define Kingston Secondary's Classroom as BACK. Define Kingston Secondary's Table Tennis Room as BACK. Define Liberty High's Table Tennis Room as V; so V = 10 * b = 10 * 21 = 3. Define Liberty High's Swimming Pool as Q; q = V + b = 3 + 21 = 1; so Q = 21 * q = 21 * 1 = 21.

21

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The number of each Marc's's Canned Cherries equals the sum of each Lidl's Canned Beef, each Lidl's Canned Pasta and each Super Saver's Product. The number of each Lidl's Canned Peaches equals each Marc's's Canned Peaches. The number of each Marc's's Canned Pasta equals 12 times as much as each Marc's's Canned Peaches. The number of each Food 4 Less's Canned Pasta equals 10. The number of each Super Saver's Canned Cherries equals each Super Saver's Canned Peaches. The number of each Lidl's Canned Beef equals the sum of each Super Saver's Canned Peaches and each Super Saver's Canned Cherries. The number of each Food 4 Less's Canned Beef equals each Marc's's Canned Peaches. The number of each Lidl's Canned Pasta equals 11. The number of each Marc's's Canned Beef equals 5. The number of each Super Saver's Canned Peaches equals 19. The number of each Marc's's Canned Peaches equals 1. The number of each Food 4 Less's Canned Cherries equals the sum of each Marc's's Canned Peaches, each Marc's's Canned Pasta and each Lidl's Canned Peaches. How many Product does Super Saver have?

Define Super Saver's Canned Peaches as v; so v = 19. Define Super Saver's Canned Cherries as d; so d = v = 19. Define Super Saver's Product as g; so g = d + v = 19 + 19 = 15.

15

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The number of each Farmhouses's Amazon Fresh equals 13 times as much as the sum of each Jet's Product, each Amazon Fresh's Product and each Amazon Fresh's Provolone Cheese. The number of each Suburb's Amazon Fresh equals each Farmhouses's Amazon Fresh. The number of each Peapod's Swiss Cheese equals the sum of each Peapod's Mozzarella Cheese and each Suburb's Peapod. The number of each Amazon Fresh's Provolone Cheese equals 16 more than the sum of each Gated Community's Product, each Gated Community's Jet and each Jet's Product. The number of each Suburb's Peapod equals 21 more than each Peapod's Mozzarella Cheese. The number of each Gated Community's Jet equals 10. The number of each Peapod's Mozzarella Cheese equals 10. How many Product does Farmhouses have?

Define Gated Community's Jet as E; so E = 10. Define Amazon Fresh's Provolone Cheese as BACK. Define Jet's Product as v; so v = 0. Define Peapod's Product as BACK. Define Gated Community's Product as K; so K = E * v = 10 * 0 = 0. Define Peapod's Swiss Cheese as BACK. Define Amazon Fresh's Provolone Cheese as p; n = K + E = 0 + 10 = 10; T = n + v = 10 + 0 = 10; so p = 16 + T = 16 + 10 = 3. Define Amazon Fresh's Product as h; so h = p = 3. Define Farmhouses's Amazon Fresh as U; R = v + h = 0 + 3 = 3; e = R + p = 3 + 3 = 6; so U = 13 * e = 13 * 6 = 9. Define Peapod's Swiss Cheese as BACK. Define Peapod's Product as BACK. Define Suburb's Peapod as BACK. Define Farmhouses's Product as I; so I = U * h = 9 * 3 = 4.

4

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The number of each Chimera's Amygdala equals 13 times as much as each Chimera's Parietal Lobe. The number of each Gorgon's Medulla Oblongata equals 21. The number of each Gorgon's Parietal Lobe equals 19 more than each Centaur's Parietal Lobe. The number of each Chimera's Medulla Oblongata equals each Centaur's Parietal Lobe. The number of each Centaur's Parietal Lobe equals 7. The number of each Centaur's Medulla Oblongata equals 11. The number of each Gorgon's Amygdala equals 8. The number of each Chimera's Parietal Lobe equals 10 more than each Centaur's Amygdala. The number of each Centaur's Amygdala equals 8. How many Parietal Lobe does Chimera have?

Define Centaur's Amygdala as X; so X = 8. Define Chimera's Parietal Lobe as w; so w = 10 + X = 10 + 8 = 18.

18

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The number of each Gecko Greenhouse's Dove equals 12. The number of each Rattlesnake Ravine's Dove equals the sum of each Gecko Greenhouse's Canary, each Gecko Greenhouse's Animal and each Turtle Pond's Animal. The number of each Rattlesnake Ravine's Canary equals 1 times as much as each Turtle Pond's Canary. The number of each Turtle Pond's Dove equals 7 more than the sum of each Gecko Greenhouse's Canary and each Rattlesnake Ravine's Canary. The number of each Gecko Greenhouse's Canary equals 21 more than each Gecko Greenhouse's Dove. The number of each Turtle Pond's Canary equals 13. How many Dove does Gecko Greenhouse have?

Define Gecko Greenhouse's Dove as e; so e = 12.

12

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The number of each Smart & Final's Smoothies equals the difference of each Tech Park's Smart & Final and each Tech Park's Supermarket. The number of each No Frills's Smoothies equals the difference of each Smart & Final's Wine and each Tech Park's Market Basket. The number of each Business District's Market Basket equals the sum of each Tech Park's No Frills and each Business District's Smart & Final. The number of each Jewelry District's Smart & Final equals the difference of each Market Basket's Beer and each Market Basket's Wine. The number of each Jewelry District's No Frills equals 4 times as much as the sum of each Market Basket's Product and each Jewelry District's Market Basket. The number of each Business District's Smart & Final equals 19. The number of each No Frills's Wine equals 21. The number of each Market Basket's Smoothies equals 11 more than each Market Basket's Wine. The number of each Business District's No Frills equals 2. The number of each Tech Park's Smart & Final equals each Smart & Final's Beer. The number of each Tech Park's Market Basket equals each Smart & Final's Wine. The number of each Market Basket's Beer equals the sum of each Smart & Final's Smoothies, each Tech Park's Supermarket and each Smart & Final's Product. The number of each Tech Park's No Frills equals each Jewelry District's Market Basket. The number of each No Frills's Beer equals the difference of each Tech Park's Smart & Final and each Business District's Supermarket. The number of each Market Basket's Wine equals the sum of each Smart & Final's Wine and each Business District's Market Basket. The number of each Smart & Final's Wine equals each Tech Park's No Frills. The number of each Smart & Final's Beer equals 16 times as much as each Tech Park's Market Basket. The number of each Jewelry District's Market Basket equals 16 more than each Business District's Smart & Final. How many Smart & Final does Tech Park have?

Define Business District's Smart & Final as A; so A = 19. Define Jewelry District's Market Basket as F; so F = 16 + A = 16 + 19 = 12. Define Market Basket's Smoothies as BACK. Define Tech Park's No Frills as g; so g = F = 12. Define Jewelry District's Smart & Final as BACK. Define Tech Park's Smart & Final as BACK. Define Smart & Final's Wine as H; so H = g = 12. Define Market Basket's Product as BACK. Define Tech Park's Market Basket as Z; so Z = H = 12. Define Business District's Product as BACK. Define Jewelry District's Product as BACK. Define Smart & Final's Beer as C; so C = 16 * Z = 16 * 12 = 8. Define No Frills's Product as BACK. Define Market Basket's Smoothies as BACK. Define Tech Park's Smart & Final as X; so X = C = 8.

8

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The number of each Woodpecker's Liver equals 20 more than the sum of each Condor's Organs and each Condor's Ileum. The number of each Condor's Liver equals 1 times as much as each Condor's Ileum. The number of each Condor's Ileum equals 12. How many Liver does Woodpecker have?

Define Condor's Ileum as v; so v = 12. Define Woodpecker's Liver as BACK. Define Condor's Liver as p; so p = 1 * v = 1 * 12 = 12. Define Woodpecker's Organs as BACK. Define Woodpecker's Liver as BACK. Define Condor's Organs as X; so X = v + p = 12 + 12 = 1. Define Woodpecker's Liver as J; Y = X + v = 1 + 12 = 13; so J = 20 + Y = 20 + 13 = 10.

10

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The number of each Sloth's Cecum equals 7. The number of each Bengal Tiger's Stomach equals 15. The number of each Bengal Tiger's Cecum equals 1. The number of each Stomach's Thyroid Follicular Cells equals 19. The number of each Sloth's Stomach equals the sum of each Stomach's Hair Follicle Cells, each Cecum's Thyroid Follicular Cells, each Stomach's Thyroid Follicular Cells and each Bengal Tiger's Cecum. The number of each Cecum's Thyroid Follicular Cells equals each Stomach's Thyroid Follicular Cells. The number of each Stomach's Hair Follicle Cells equals 4. How many Hair Follicle Cells does Stomach have?

Define Stomach's Hair Follicle Cells as I; so I = 4.

4

hard

The number of each Hluhluwe-Imfolozi Park's Snake Den equals 14. The number of each Pacman Frog's Radial Carpal equals 17. The number of each Etosha National Park's Snake Den equals 9. The number of each Hluhluwe-Imfolozi Park's Python Palace equals 9 more than the sum of each Bullfrog's Bone and each Bullfrog's Radial Carpal. The number of each Bullfrog's Radial Carpal equals each Bullfrog's Metacarpal II. The number of each Snake Den's Bullfrog equals 19. The number of each Bullfrog's Metacarpal II equals 18. The number of each Python Palace's Pacman Frog equals 13. The number of each Pacman Frog's Metacarpal II equals each Bullfrog's Metacarpal II. The number of each Etosha National Park's Python Palace equals each Bullfrog's Metacarpal II. How many Python Palace does Hluhluwe-Imfolozi Park have?

Define Bullfrog's Metacarpal II as r; so r = 18. Define Bullfrog's Radial Carpal as L; so L = r = 18. Define Hluhluwe-Imfolozi Park's Python Palace as BACK. Define Snake Den's Animal as BACK. Define Snake Den's Bone as BACK. Define Python Palace's Bone as BACK. Define Etosha National Park's Bone as BACK. Define Pacman Frog's Bone as BACK. Define Bullfrog's Bone as Z; so Z = L + r = 18 + 18 = 13. Define Hluhluwe-Imfolozi Park's Python Palace as Y; N = Z + L = 13 + 18 = 8; so Y = 9 + N = 9 + 8 = 17.

17

med

The number of each Sociology Lab's Racquet Backpack equals 17. The number of each Climbing Backpack's Wrapping Paper equals each Woodland Elementary's Human Development Classroom. The number of each Woodland Elementary's Human Development Classroom equals each Green Field Elementary's Classroom. The number of each Racquet Backpack's Flip Chart equals the sum of each Hydration Backpack's Stationery, each Counseling Room's Racquet Backpack, each Racquet Backpack's Wrapping Paper and each Woodland Elementary's Human Development Classroom. The number of each Counseling Room's Hydration Backpack equals the sum of each Brightside Elementary's Backpack, each Woodland Elementary's Human Development Classroom, each Counseling Room's Racquet Backpack and each Brightside Elementary's Human Development Classroom. The number of each Brightside Elementary's Human Development Classroom equals the sum of each Racquet Backpack's Wrapping Paper and each Sociology Lab's Racquet Backpack. The number of each Racquet Backpack's Wrapping Paper equals 5. The number of each Woodland Elementary's Counseling Room equals the sum of each Climbing Backpack's Stationery, each Green Field Elementary's Classroom and each Counseling Room's Racquet Backpack. The number of each Counseling Room's Racquet Backpack equals 22. The number of each Racquet Backpack's Tracing Paper equals 18 times as much as each Hydration Backpack's Stationery. The number of each Sociology Lab's Climbing Backpack equals each Brightside Elementary's Human Development Classroom. The number of each Green Field Elementary's Sociology Lab equals each Counseling Room's Racquet Backpack. How many Counseling Room does Woodland Elementary have?

Define Counseling Room's Racquet Backpack as N; so N = 22. Define Sociology Lab's Stationery as BACK. Define Woodland Elementary's Classroom as BACK. Define Green Field Elementary's Sociology Lab as W; so W = N = 22. Define Sociology Lab's Stationery as BACK. Define Green Field Elementary's Classroom as F; so F = W = 22. Define Woodland Elementary's Human Development Classroom as j; so j = F = 22. Define Climbing Backpack's Wrapping Paper as P; so P = j = 22. Define Woodland Elementary's Counseling Room as BACK. Define Climbing Backpack's Stationery as q; so q = P = 22. Define Woodland Elementary's Counseling Room as Y; e = q + F = 22 + 22 = 21; so Y = e + N = 21 + 22 = 20.

20

hard

The number of each Sardine's Fetlock equals 20. The number of each Snake Den's Anchovy equals each Frog Bog's Herring. The number of each Herring's Scapula equals 8 more than each Iguana Habitat's Bone. The number of each Frog Bog's Sardine equals 19. The number of each Frog Bog's Herring equals 11. The number of each Herring's Distal Phalanges equals 17 times as much as the sum of each Sardine's Bone and each Frog Bog's Animal. How many Bone does Snake Den have?

Define Snake Den's Animal as BACK. Define Frog Bog's Herring as L; so L = 11. Define Snake Den's Animal as BACK. Define Anchovy's Bone as B; so B = 0. Define Snake Den's Anchovy as k; so k = L = 11. Define Frog Bog's Animal as BACK. Define Herring's Bone as BACK. Define Snake Den's Bone as T; so T = k * B = 11 * 0 = 0.

0

med

The number of each Pretzels's Strawberry equals each Community College District's Superior Grocers. The number of each Engineering Campus's Valli Produce equals 17. The number of each Cookies's Strawberry equals each Engineering Campus's Valli Produce. The number of each Cookies's Blueberry equals the sum of each Valli Produce's Pretzels, each Engineering Campus's Product and each Engineering Campus's Supermarket. The number of each Community College District's Superior Grocers equals 2 times as much as each Cookies's Strawberry. The number of each Valli Produce's Pretzels equals each Pretzels's Strawberry. The number of each Valli Produce's Cookies equals 10 times as much as the sum of each Pretzels's Strawberry, each Cookies's Strawberry and each Community College District's Supermarket. How many Strawberry does Pretzels have?

Define Community College District's Supermarket as BACK. Define Engineering Campus's Valli Produce as j; so j = 17. Define Community College District's Supermarket as BACK. Define Cookies's Strawberry as P; so P = j = 17. Define Community College District's Superior Grocers as B; so B = 2 * P = 2 * 17 = 11. Define Engineering Campus's Product as BACK. Define Valli Produce's Product as BACK. Define Pretzels's Strawberry as U; so U = B = 11.

11

hard

The number of each Technical College District's Lidl equals 14 times as much as the sum of each Medical School Campus's Safeway, each Safeway's Cheese and each Cheese's Lamb Chop. The number of each Safeway's Cheese equals 21 times as much as each Cheese's Lamb Chop. The number of each Safeway's Cheddar Cheese equals 14 times as much as each Safeway's Cheese. The number of each Lidl's Cream equals 9. The number of each Cheese's Lamb Chop equals 6. The number of each Science Park's Asda equals 5. The number of each Cheddar Cheese's Pork equals 11 more than the sum of each Medical School Campus's Product and each Science Park's Supermarket. The number of each Medical School Campus's Safeway equals each Cheddar Cheese's Pepperoni. The number of each Cheddar Cheese's Pepperoni equals the difference of each Safeway's Product and each Cheese's Lamb Chop. How many Supermarket does Medical School Campus have?

Define Cheese's Lamb Chop as N; so N = 6. Define Safeway's Cheese as u; so u = 21 * N = 21 * 6 = 11. Define Technical College District's Lidl as BACK. Define Safeway's Cheddar Cheese as t; so t = 14 * u = 14 * 11 = 16. Define Medical School Campus's Safeway as BACK. Define Safeway's Product as f; so f = t + u = 16 + 11 = 4. Define Science Park's Product as BACK. Define Cheddar Cheese's Pepperoni as B; so B = f - N = 4 - 6 = 21. Define Medical School Campus's Ingredient as BACK. Define Technical College District's Product as BACK. Define Medical School Campus's Safeway as L; so L = B = 21. Define Safeway's Ingredient as BACK. Define Medical School Campus's Supermarket as c; so c = L = 21.

21

hard

The number of each Tortoise's Postzygapophyses equals each Toucan Terrace's Tortoise. The number of each Toucan Terrace's Turtle equals 10. The number of each Tortoise's Neural Spines equals 4. The number of each Pigeon Loft's Snake equals each Tortoise's Bone. The number of each Pigeon Loft's Turtle equals each Tortoise's Neural Spines. The number of each Flamingo Lagoon's Tortoise equals 3 times as much as each Toucan Terrace's Tortoise. The number of each Turtle's Hypurals equals 8 more than each Flamingo Lagoon's Turtle. The number of each Toucan Terrace's Tortoise equals 8. The number of each Flamingo Lagoon's Turtle equals 19. The number of each Turtle's Postzygapophyses equals 2. The number of each Snake's Hypurals equals 13. The number of each Tortoise's Hypurals equals 15 more than each Toucan Terrace's Turtle. How many Turtle does Pigeon Loft have?

Define Pigeon Loft's Animal as BACK. Define Turtle's Hypurals as BACK. Define Tortoise's Postzygapophyses as BACK. Define Turtle's Bone as BACK. Define Toucan Terrace's Bone as BACK. Define Tortoise's Neural Spines as b; so b = 4. Define Pigeon Loft's Turtle as n; so n = b = 4.

4

hard

The number of each MOM's Organic Market's Monterey Jack Cheese equals 18 more than each Fashion District's MOM's Organic Market. The number of each Tech Park's Jimbo's Naturally equals 8. The number of each Fashion District's Trader Joe's equals 5. The number of each Fashion District's MOM's Organic Market equals each Research Park's Product. The number of each Jimbo's Naturally's Sour Cream equals the sum of each MOM's Organic Market's Monterey Jack Cheese, each Fashion District's MOM's Organic Market, each MOM's Organic Market's Whipped Cream and each MOM's Organic Market's Brie Cheese. The number of each Research Park's Natural Grocers equals each MOM's Organic Market's Whipped Cream. The number of each MOM's Organic Market's Brie Cheese equals each Automotive District's Jimbo's Naturally. The number of each Automotive District's Jimbo's Naturally equals 7. The number of each MOM's Organic Market's Whipped Cream equals 12 times as much as the difference of each MOM's Organic Market's Brie Cheese and each Automotive District's Jimbo's Naturally. How many Monterey Jack Cheese does MOM's Organic Market have?

Define MOM's Organic Market's Product as BACK. Define Jimbo's Naturally's Product as BACK. Define Automotive District's Jimbo's Naturally as R; so R = 7. Define Fashion District's Product as BACK. Define MOM's Organic Market's Product as BACK. Define Research Park's Natural Grocers as BACK. Define Tech Park's Supermarket as BACK. Define MOM's Organic Market's Whipped Cream as BACK. Define MOM's Organic Market's Brie Cheese as X; so X = R = 7. Define Automotive District's Product as BACK. Define MOM's Organic Market's Whipped Cream as v; q = X - R = 7 - 7 = 0; so v = 12 * q = 12 * 0 = 0. Define Research Park's Product as BACK. Define MOM's Organic Market's Monterey Jack Cheese as BACK. Define Research Park's Natural Grocers as b; so b = v = 0. Define Fashion District's Supermarket as BACK. Define MOM's Organic Market's Monterey Jack Cheese as BACK. Define Jimbo's Naturally's Sour Cream as BACK. Define Natural Grocers's Product as z; so z = 0. Define Research Park's Product as j; so j = b * z = 0 * 0 = 0. Define Fashion District's MOM's Organic Market as K; so K = j = 0. Define Automotive District's Product as BACK. Define MOM's Organic Market's Monterey Jack Cheese as I; so I = 18 + K = 18 + 0 = 18.

18

hard

The number of each Metropolitan University's Tennis Court equals each Golf Practice Area's Skiing Backpack. The number of each Westbrook University's Golf Practice Area equals 0. The number of each Golf Practice Area's Swimming Backpack equals 20. The number of each Metropolitan University's Golf Practice Area equals 0. The number of each North Star University's Tennis Court equals each Golf Practice Area's Skiing Backpack. The number of each Baseball Field's Swimming Backpack equals 15 times as much as each Tennis Court's Skiing Backpack. The number of each Tennis Court's Skiing Backpack equals 10. The number of each Baseball Field's Skiing Backpack equals 21 more than each Westbrook University's Golf Practice Area. The number of each Tennis Court's Swimming Backpack equals 13. The number of each Golf Practice Area's Crossfit Backpack equals the difference of each Metropolitan University's Baseball Field and each Tennis Court's Skiing Backpack. The number of each Golf Practice Area's Skiing Backpack equals 6 times as much as each Westbrook University's Golf Practice Area. The number of each Metropolitan University's Baseball Field equals the sum of each Baseball Field's Swimming Backpack and each Tennis Court's Skiing Backpack. How many Crossfit Backpack does Golf Practice Area have?

Define Baseball Field's Skiing Backpack as BACK. Define North Star University's Tennis Court as BACK. Define Tennis Court's Skiing Backpack as R; so R = 10. Define Baseball Field's Swimming Backpack as t; so t = 15 * R = 15 * 10 = 12. Define Westbrook University's Backpack as BACK. Define Tennis Court's Backpack as BACK. Define Metropolitan University's Baseball Field as z; so z = t + R = 12 + 10 = 22. Define Westbrook University's Classroom as BACK. Define Golf Practice Area's Backpack as BACK. Define Golf Practice Area's Crossfit Backpack as q; so q = z - R = 22 - 10 = 12.

12

hard

The number of each Freshwater Pond's Peacock equals the difference of each Freshwater Pond's Vulture and each Estuary's Creatures. The number of each Mangrove Ecosystem's Peacock equals each Estuary's Creatures. The number of each Estuary's Peacock equals 11. The number of each Mangrove Ecosystem's Vulture equals the difference of each Mangrove Ecosystem's Parrot and each Estuary's Creatures. The number of each Freshwater Pond's Vulture equals 9 more than the difference of each Mangrove Ecosystem's Creatures and each Estuary's Parrot. The number of each Freshwater Pond's Parrot equals 17 times as much as the difference of each Estuary's Peacock and each Freshwater Pond's Vulture. The number of each Mangrove Ecosystem's Parrot equals 3 more than the difference of each Estuary's Creatures and each Estuary's Peacock. The number of each Estuary's Parrot equals each Estuary's Peacock. The number of each Estuary's Vulture equals 16 times as much as each Estuary's Peacock. How many Creatures does Freshwater Pond have?

Define Estuary's Peacock as y; so y = 11. Define Mangrove Ecosystem's Parrot as BACK. Define Estuary's Parrot as h; so h = y = 11. Define Estuary's Creatures as BACK. Define Freshwater Pond's Parrot as BACK. Define Estuary's Vulture as o; so o = 16 * y = 16 * 11 = 15. Define Estuary's Creatures as v; m = h + o = 11 + 15 = 3; so v = m + y = 3 + 11 = 14. Define Mangrove Ecosystem's Peacock as b; so b = v = 14. Define Mangrove Ecosystem's Vulture as BACK. Define Freshwater Pond's Parrot as BACK. Define Mangrove Ecosystem's Parrot as g; f = v - y = 14 - 11 = 3; so g = 3 + f = 3 + 3 = 6. Define Mangrove Ecosystem's Creatures as BACK. Define Freshwater Pond's Vulture as BACK. Define Freshwater Pond's Creatures as BACK. Define Freshwater Pond's Parrot as BACK. Define Mangrove Ecosystem's Vulture as W; so W = g - v = 6 - 14 = 15. Define Freshwater Pond's Parrot as BACK. Define Freshwater Pond's Creatures as BACK. Define Freshwater Pond's Vulture as BACK. Define Freshwater Pond's Peacock as BACK. Define Mangrove Ecosystem's Creatures as p; S = g + W = 6 + 15 = 21; so p = S + b = 21 + 14 = 12. Define Freshwater Pond's Vulture as G; Y = p - h = 12 - 11 = 1; so G = 9 + Y = 9 + 1 = 10. Define Freshwater Pond's Peacock as I; so I = G - v = 10 - 14 = 19. Define Freshwater Pond's Parrot as s; Q = y - G = 11 - 10 = 1; so s = 17 * Q = 17 * 1 = 17. Define Freshwater Pond's Creatures as U; D = s + G = 17 + 10 = 4; so U = D + I = 4 + 19 = 0.

0

hard

The number of each Parrot's Carina equals 6 times as much as each Benthic Zone's Woodpecker. The number of each Carina's Renal Tubular Cells equals 3. The number of each Benthic Zone's Pigeon equals the sum of each Pigeon's Organs, each Pigeon's Cells and each River Ecosystem's Organs. The number of each Bronchi's Transitional Epithelial Cells equals the difference of each Woodpecker's Alveoli and each Bronchi's Ciliated Epithelial Cells. The number of each Parrot's Bronchi equals 17 more than the difference of each Benthic Zone's Woodpecker and each Parrot's Carina. The number of each Woodpecker's Alveoli equals 22. The number of each Brackish Water's Parrot equals 6 more than each Woodpecker's Alveoli. The number of each Bronchi's Ciliated Epithelial Cells equals 5 more than the sum of each Woodpecker's Alveoli and each Brackish Water's Parrot. The number of each Benthic Zone's Woodpecker equals 1. How many Organs does Parrot have?

Define Parrot's Carina as BACK. Define Benthic Zone's Woodpecker as W; so W = 1. Define Parrot's Carina as C; so C = 6 * W = 6 * 1 = 6. Define Parrot's Bronchi as X; B = W - C = 1 - 6 = 18; so X = 17 + B = 17 + 18 = 12. Define Parrot's Organs as F; so F = X + C = 12 + 6 = 18.

18

hard

The number of each Temperate Broadleaf Forest's Armadillo equals 2 more than each Armadillo's Sinuses. The number of each Temperate Deciduous Forest's Rhinoceros equals 16 more than the sum of each Temperate Broadleaf Forest's Organs and each Armadillo's Organs. The number of each Taiga Forest's Grizzly Bear equals 20 times as much as each Temperate Deciduous Forest's Rhinoceros. The number of each Taiga Forest's Chimpanzee equals 20. The number of each Grizzly Bear's Nasopharynx equals 22. The number of each Temperate Deciduous Forest's Armadillo equals 20. The number of each Rhinoceros's Trachea equals 10 more than the difference of each Armadillo's Sinuses and each Temperate Broadleaf Forest's Armadillo. The number of each Armadillo's Sinuses equals 3. The number of each Grizzly Bear's Epiglottis equals 8 more than each Taiga Forest's Chimpanzee. How many Organs does Temperate Deciduous Forest have?

Define Armadillo's Sinuses as g; so g = 3. Define Temperate Deciduous Forest's Organs as BACK. Define Taiga Forest's Grizzly Bear as BACK. Define Grizzly Bear's Epiglottis as BACK. Define Grizzly Bear's Organs as BACK. Define Temperate Broadleaf Forest's Armadillo as G; so G = 2 + g = 2 + 3 = 5. Define Armadillo's Organs as Z; so Z = g = 3. Define Temperate Broadleaf Forest's Organs as U; so U = G * Z = 5 * 3 = 15. Define Rhinoceros's Trachea as y; x = g - G = 3 - 5 = 21; so y = 10 + x = 10 + 21 = 8. Define Temperate Deciduous Forest's Rhinoceros as h; t = U + Z = 15 + 3 = 18; so h = 16 + t = 16 + 18 = 11. Define Taiga Forest's Creatures as BACK. Define Rhinoceros's Organs as T; so T = y = 8. Define Temperate Deciduous Forest's Armadillo as f; so f = 20. Define Taiga Forest's Organs as BACK. Define Grizzly Bear's Organs as BACK. Define Grizzly Bear's Epiglottis as BACK. Define Taiga Forest's Creatures as BACK. Define Temperate Deciduous Forest's Organs as N; d = f * Z = 20 * 3 = 14; X = h * T = 11 * 8 = 19; so N = d + X = 14 + 19 = 10.

10

med

The number of each Bass's Caudal Vertebrae 3 equals the sum of each Mantis Habitat's Cod, each Beetle Bungalow's Flounder, each Bass's Caudal Vertebrae 5 and each Austin Insectarium's Beetle Bungalow. The number of each Bass's Caudal Vertebrae 5 equals 16 times as much as the difference of each Austin Insectarium's Beetle Bungalow and each Beetle Bungalow's Flounder. The number of each Mantis Habitat's Bass equals each San Jose Insectarium's Bone. The number of each Austin Insectarium's Tarantula Terrarium equals each Worm World's Bone. The number of each Cod's Caudal Vertebrae 1 equals 6 times as much as each Mantis Habitat's Bass. The number of each Austin Insectarium's Beetle Bungalow equals 21. The number of each Beetle Bungalow's Flounder equals each Austin Insectarium's Beetle Bungalow. The number of each Los Angeles Insectarium's Tarantula Terrarium equals each Insectarium of Philadelphia's Enclosure. The number of each Mantis Habitat's Cod equals each Bass's Caudal Vertebrae 5. The number of each Worm World's Pike equals the difference of each San Jose Insectarium's Worm World and each Flounder's Bone. The number of each San Jose Insectarium's Worm World equals each Flounder's Bone. The number of each Bass's Caudal Vertebrae 12 equals the difference of each Tarantula Terrarium's Bone and each Austin Insectarium's Enclosure. The number of each Insectarium of Philadelphia's Mantis Habitat equals 16 times as much as the difference of each Mantis Habitat's Bass and each Worm World's Bone. How many Enclosure does Los Angeles Insectarium have?

Define Flounder's Bone as a; so a = 0. Define San Jose Insectarium's Worm World as Y; so Y = a = 0. Define Pike's Bone as P; so P = 0. Define Insectarium of Philadelphia's Bone as BACK. Define Worm World's Pike as L; so L = Y - a = 0 - 0 = 0. Define Worm World's Bone as m; so m = L * P = 0 * 0 = 0. Define Beetle Bungalow's Flounder as BACK. Define San Jose Insectarium's Bone as h; so h = Y * m = 0 * 0 = 0. Define Mantis Habitat's Bass as I; so I = h = 0. Define Insectarium of Philadelphia's Mantis Habitat as B; e = I - m = 0 - 0 = 0; so B = 16 * e = 16 * 0 = 0. Define Bass's Bone as BACK. Define Insectarium of Philadelphia's Enclosure as i; so i = B = 0. Define Los Angeles Insectarium's Bone as BACK. Define Austin Insectarium's Animal as BACK. Define Los Angeles Insectarium's Tarantula Terrarium as K; so K = i = 0. Define Insectarium of Philadelphia's Bone as BACK. Define Los Angeles Insectarium's Enclosure as A; so A = K = 0.

0

med

The number of each Triceps's Autonomic Ganglia Neurons equals 0 more than the sum of each Femur's Autonomic Ganglia Neurons and each Knee Joint's Cerebellar Neurons. The number of each Knee Joint's Autonomic Ganglia Neurons equals 14 times as much as each Triceps's Bipolar Cells. The number of each Knee Joint's Neurons equals 9 more than the difference of each Knee Joint's Bipolar Cells and each Femur's Autonomic Ganglia Neurons. The number of each Quadriceps's Autonomic Ganglia Neurons equals each Knee Joint's Cerebellar Neurons. The number of each Triceps's Neurons equals each Femur's Neurons. The number of each Knee Joint's Bipolar Cells equals each Femur's Autonomic Ganglia Neurons. The number of each Quadriceps's Neurons equals 22 times as much as each Knee Joint's Bipolar Cells. The number of each Triceps's Bipolar Cells equals 6. The number of each Quadriceps's Bipolar Cells equals the sum of each Knee Joint's Autonomic Ganglia Neurons and each Triceps's Bipolar Cells. The number of each Femur's Autonomic Ganglia Neurons equals 20. The number of each Femur's Cerebellar Neurons equals 18 more than the sum of each Triceps's Bipolar Cells and each Knee Joint's Autonomic Ganglia Neurons. The number of each Knee Joint's Cerebellar Neurons equals 21 more than each Triceps's Bipolar Cells. The number of each Quadriceps's Cerebellar Neurons equals 21 times as much as the sum of each Knee Joint's Neurons, each Knee Joint's Bipolar Cells and each Knee Joint's Cells. The number of each Triceps's Cerebellar Neurons equals 19. The number of each Femur's Bipolar Cells equals the sum of each Knee Joint's Cerebellar Neurons, each Knee Joint's Neurons and each Triceps's Bipolar Cells. The number of each Femur's Neurons equals each Knee Joint's Neurons. How many Neurons does Femur have?

Define Femur's Autonomic Ganglia Neurons as V; so V = 20. Define Knee Joint's Bipolar Cells as O; so O = V = 20. Define Quadriceps's Cells as BACK. Define Quadriceps's Autonomic Ganglia Neurons as BACK. Define Triceps's Autonomic Ganglia Neurons as BACK. Define Knee Joint's Neurons as d; H = O - V = 20 - 20 = 0; so d = 9 + H = 9 + 0 = 9. Define Quadriceps's Autonomic Ganglia Neurons as BACK. Define Femur's Cerebellar Neurons as BACK. Define Femur's Neurons as b; so b = d = 9.

9

hard

The number of each Peapod's Sodas equals 8 more than each DoorDash's Energy Drinks. The number of each DoorDash's Energy Drinks equals 4. The number of each Peapod's Kombucha equals 12. The number of each DoorDash's Sodas equals each HelloFresh's Sodas. The number of each HelloFresh's Sodas equals 22 more than each DoorDash's Energy Drinks. The number of each HelloFresh's Energy Drinks equals each DoorDash's Kombucha. The number of each HelloFresh's Kombucha equals 18 times as much as the sum of each Peapod's Energy Drinks, each DoorDash's Energy Drinks and each Peapod's Sodas. The number of each DoorDash's Kombucha equals 13. The number of each Peapod's Energy Drinks equals each HelloFresh's Energy Drinks. How many Energy Drinks does HelloFresh have?

Define HelloFresh's Kombucha as BACK. Define HelloFresh's Product as BACK. Define DoorDash's Kombucha as T; so T = 13. Define DoorDash's Sodas as BACK. Define Peapod's Energy Drinks as BACK. Define HelloFresh's Kombucha as BACK. Define HelloFresh's Product as BACK. Define HelloFresh's Energy Drinks as g; so g = T = 13.

13

med

The number of each Pylorus's Adipocytes equals each Pylorus's Osteoblasts. The number of each Cecum's Osteoblasts equals 16. The number of each Pylorus's Osteoblasts equals 21. The number of each Cecum's Adipocytes equals 4 more than each Cecum's Osteoblasts. How many Osteoblasts does Cecum have?

Define Cecum's Osteoblasts as L; so L = 16.

16

med

The number of each Business Management Room's Camera Backpack equals each Archeology Lab's Camera Backpack. The number of each North Point College's Archeology Lab equals each Camera Backpack's Stationery. The number of each Camera Backpack's Document Box equals each Pine Valley College's Classroom. The number of each Pine Valley College's Business Management Room equals each Archeology Lab's Camera Backpack. The number of each Business Management Room's Daily Work Backpack equals each Business Management Room's Camera Backpack. The number of each Archeology Lab's Camera Backpack equals 5. The number of each Archeology Lab's Daily Work Backpack equals 19. The number of each Daily Work Backpack's Document Box equals 12 more than the difference of each Archeology Lab's Camera Backpack and each Pine Valley College's Business Management Room. The number of each Daily Work Backpack's Name Badge equals the sum of each Business Management Room's Backpack, each Archeology Lab's Backpack, each Pine Valley College's Classroom and each Camera Backpack's Name Badge. The number of each Pine Valley College's Archeology Lab equals each North Point College's Business Management Room. The number of each Camera Backpack's Name Badge equals each Business Management Room's Backpack. The number of each North Point College's Business Management Room equals each Archeology Lab's Camera Backpack. How many Stationery does Camera Backpack have?

Define Archeology Lab's Camera Backpack as o; so o = 5. Define North Point College's Business Management Room as m; so m = o = 5. Define Daily Work Backpack's Stationery as BACK. Define Archeology Lab's Stationery as BACK. Define Business Management Room's Camera Backpack as R; so R = o = 5. Define Pine Valley College's Stationery as BACK. Define Camera Backpack's Document Box as BACK. Define Business Management Room's Backpack as BACK. Define Business Management Room's Daily Work Backpack as K; so K = R = 5. Define Pine Valley College's Classroom as BACK. Define Pine Valley College's Archeology Lab as M; so M = m = 5. Define Pine Valley College's Business Management Room as u; so u = o = 5. Define Pine Valley College's Classroom as c; so c = u + M = 5 + 5 = 10. Define North Point College's Archeology Lab as BACK. Define Business Management Room's Backpack as w; so w = K + R = 5 + 5 = 10. Define Archeology Lab's Backpack as BACK. Define Camera Backpack's Document Box as S; so S = c = 10. Define North Point College's Stationery as BACK. Define Camera Backpack's Stationery as BACK. Define North Point College's Classroom as BACK. Define Camera Backpack's Name Badge as s; so s = w = 10. Define Daily Work Backpack's Name Badge as BACK. Define Camera Backpack's Stationery as P; so P = S + s = 10 + 10 = 20.

20

hard

The number of each Owl Forest's Spotted Salamander equals 17. The number of each Melbourne Zoo's Owl Forest equals the sum of each Melbourne Zoo's Penguin Exhibit, each Owl Forest's Animal, each Owl Forest's Toad and each Penguin Exhibit's Toad. The number of each London Zoo's Penguin Exhibit equals each Penguin Exhibit's Toad. The number of each Penguin Exhibit's Spotted Salamander equals the sum of each Melbourne Zoo's Penguin Exhibit and each Owl Forest's Animal. The number of each Owl Forest's Toad equals 10 times as much as each Owl Forest's Spotted Salamander. The number of each London Zoo's Owl Forest equals each Melbourne Zoo's Penguin Exhibit. The number of each Penguin Exhibit's Toad equals 11 times as much as the sum of each Melbourne Zoo's Penguin Exhibit and each Owl Forest's Spotted Salamander. The number of each Melbourne Zoo's Penguin Exhibit equals each Owl Forest's Animal. How many Spotted Salamander does Penguin Exhibit have?

Define London Zoo's Penguin Exhibit as BACK. Define Owl Forest's Spotted Salamander as f; so f = 17. Define Penguin Exhibit's Animal as BACK. Define Penguin Exhibit's Toad as BACK. Define Owl Forest's Toad as V; so V = 10 * f = 10 * 17 = 9. Define London Zoo's Enclosure as BACK. Define Owl Forest's Animal as l; so l = V + f = 9 + 17 = 3. Define Melbourne Zoo's Enclosure as BACK. Define Penguin Exhibit's Toad as BACK. Define Melbourne Zoo's Penguin Exhibit as N; so N = l = 3. Define Melbourne Zoo's Enclosure as BACK. Define Penguin Exhibit's Spotted Salamander as U; so U = N + l = 3 + 3 = 6.

6

med

The number of each Ileum's Thalamic Neurons equals each Esophagus's Cells. The number of each Pharynx's Spinal Cord Neurons equals the sum of each Ileum's Cells, each Anus's Cells and each Esophagus's Motor Neurons. The number of each Esophagus's Motor Neurons equals 2 times as much as the difference of each Anus's Cells and each Anus's Photoreceptor Cells. The number of each Anus's Photoreceptor Cells equals 8. How many Cells does Pharynx have?

Define Anus's Photoreceptor Cells as k; so k = 8. Define Ileum's Thalamic Neurons as BACK. Define Anus's Cells as C; so C = k = 8. Define Ileum's Cells as BACK. Define Esophagus's Motor Neurons as c; N = C - k = 8 - 8 = 0; so c = 2 * N = 2 * 0 = 0. Define Pharynx's Spinal Cord Neurons as BACK. Define Ileum's Thalamic Neurons as BACK. Define Pharynx's Cells as BACK. Define Ileum's Cells as BACK. Define Esophagus's Cells as y; so y = c = 0. Define Ileum's Thalamic Neurons as d; so d = y = 0. Define Ileum's Cells as a; so a = d = 0. Define Pharynx's Spinal Cord Neurons as j; D = a + C = 0 + 8 = 8; so j = D + c = 8 + 0 = 8. Define Pharynx's Cells as w; so w = j = 8.

8

med

The number of each Presidential District's Publix equals each Presidential District's Costco. The number of each Police District's Costco equals 17 more than each Police District's Publix. The number of each Presidential District's Costco equals 11. The number of each Police District's Publix equals 4 more than each Presidential District's Publix. How many Supermarket does Presidential District have?

Define Presidential District's Costco as b; so b = 11. Define Presidential District's Publix as I; so I = b = 11. Define Police District's Supermarket as BACK. Define Police District's Costco as BACK. Define Presidential District's Supermarket as a; so a = b + I = 11 + 11 = 22.

22

hard

The number of each Swordfish's Distal Phalanges equals the sum of each Newt Nook's Salmon, each Pilanesberg National Park's Newt Nook and each Kgalagadi Transfrontier Park's Newt Nook. The number of each Salmon's Distal Phalanges equals each Pilanesberg National Park's Lizard Lounge. The number of each Lizard Lounge's Swordfish equals each Anchovy's Radius. The number of each Yala National Park's Lizard Lounge equals the sum of each Anchovy's Bone and each Anchovy's Radius. The number of each Lizard Lounge's Anchovy equals 15. The number of each Kgalagadi Transfrontier Park's Chameleon Cage equals 10 more than each Yala National Park's Newt Nook. The number of each Pilanesberg National Park's Lizard Lounge equals each Anchovy's Scapula. The number of each Pilanesberg National Park's Newt Nook equals each Yala National Park's Newt Nook. The number of each Chameleon Cage's Salmon equals 15. The number of each Chameleon Cage's Anchovy equals 0 more than the sum of each Yala National Park's Enclosure, each Pilanesberg National Park's Newt Nook and each Pilanesberg National Park's Lizard Lounge. The number of each Yala National Park's Chameleon Cage equals 20 more than each Anchovy's Radius. The number of each Kgalagadi Transfrontier Park's Newt Nook equals the sum of each Salmon's Radius and each Anchovy's Radius. The number of each Salmon's Scapula equals 8. The number of each Newt Nook's Anchovy equals each Newt Nook's Swordfish. The number of each Newt Nook's Salmon equals each Kgalagadi Transfrontier Park's Chameleon Cage. The number of each Pilanesberg National Park's Chameleon Cage equals 2. The number of each Salmon's Radius equals the sum of each Kgalagadi Transfrontier Park's Chameleon Cage, each Pilanesberg National Park's Newt Nook, each Swordfish's Radius and each Yala National Park's Newt Nook. The number of each Swordfish's Scapula equals 1 times as much as each Pilanesberg National Park's Newt Nook. The number of each Newt Nook's Swordfish equals the difference of each Salmon's Radius and each Yala National Park's Newt Nook. The number of each Anchovy's Radius equals 16. The number of each Yala National Park's Newt Nook equals 15. The number of each Chameleon Cage's Swordfish equals 9 more than each Yala National Park's Newt Nook. The number of each Lizard Lounge's Salmon equals 7 more than each Swordfish's Radius. The number of each Kgalagadi Transfrontier Park's Lizard Lounge equals the sum of each Kgalagadi Transfrontier Park's Chameleon Cage, each Yala National Park's Newt Nook, each Swordfish's Radius and each Pilanesberg National Park's Newt Nook. The number of each Anchovy's Distal Phalanges equals 11 more than the sum of each Yala National Park's Chameleon Cage and each Anchovy's Radius. The number of each Swordfish's Radius equals 18 times as much as the sum of each Yala National Park's Newt Nook, each Kgalagadi Transfrontier Park's Chameleon Cage and each Swordfish's Scapula. The number of each Anchovy's Scapula equals each Anchovy's Radius. How many Lizard Lounge does Yala National Park have?

Define Anchovy's Radius as c; so c = 16. Define Yala National Park's Chameleon Cage as n; so n = 20 + c = 20 + 16 = 13. Define Anchovy's Scapula as Q; so Q = c = 16. Define Anchovy's Bone as BACK. Define Anchovy's Distal Phalanges as L; O = n + c = 13 + 16 = 6; so L = 11 + O = 11 + 6 = 17. Define Kgalagadi Transfrontier Park's Newt Nook as BACK. Define Anchovy's Bone as b; t = c + Q = 16 + 16 = 9; so b = t + L = 9 + 17 = 3. Define Yala National Park's Lizard Lounge as H; so H = b + c = 3 + 16 = 19.

19

hard

The number of each Albertsons's Granola Bars equals 11 more than each Albertsons's Tortilla Chips. The number of each Lidl's Tortilla Chips equals 0 more than each Albertsons's Product. The number of each Lidl's Cookies equals the sum of each Albertsons's Granola Bars and each Lidl's Tortilla Chips. The number of each Administrative District's Lidl equals the sum of each Lidl's Product and each Albertsons's Granola Bars. The number of each Police District's Albertsons equals each Administrative District's Lidl. The number of each Police District's Meijer equals each Meijer's Cookies. The number of each Albertsons's Tortilla Chips equals 19. The number of each Meijer's Cookies equals 6. The number of each Federal District's Albertsons equals the difference of each Police District's Meijer and each Meijer's Product. How many Product does Administrative District have?

Define Police District's Product as BACK. Define Lidl's Cookies as BACK. Define Albertsons's Granola Bars as BACK. Define Administrative District's Product as BACK. Define Police District's Albertsons as BACK. Define Albertsons's Tortilla Chips as R; so R = 19. Define Administrative District's Supermarket as BACK. Define Police District's Supermarket as BACK. Define Police District's Albertsons as BACK. Define Lidl's Cookies as BACK. Define Lidl's Tortilla Chips as BACK. Define Albertsons's Granola Bars as o; so o = 11 + R = 11 + 19 = 7. Define Albertsons's Product as z; so z = o + R = 7 + 19 = 3. Define Police District's Supermarket as BACK. Define Meijer's Product as BACK. Define Lidl's Tortilla Chips as E; so E = 0 + z = 0 + 3 = 3. Define Lidl's Cookies as s; so s = o + E = 7 + 3 = 10. Define Federal District's Product as BACK. Define Lidl's Product as I; so I = s + E = 10 + 3 = 13. Define Administrative District's Lidl as U; so U = I + o = 13 + 7 = 20. Define Administrative District's Product as h; so h = U * I = 20 * 13 = 7.

7

med

The number of each Ocado's Canned Peaches equals each Google Express's Canned Tuna. The number of each Canned Tuna's Duck Confit equals 13. The number of each Google Express's Canned Tuna equals each Sun Basket's Canned Tuna. The number of each Canned Beans's Duck Confit equals 9. The number of each Sun Basket's Canned Tuna equals 1 times as much as each Canned Beans's Duck Confit. The number of each Sun Basket's Canned Peaches equals each Google Express's Canned Peaches. The number of each Canned Peaches's Turkey equals the difference of each Google Express's Canned Tuna and each Canned Beans's Duck Confit. The number of each Google Express's Canned Peaches equals 12. The number of each Sun Basket's Canned Beans equals each Sun Basket's Canned Tuna. The number of each Ocado's Canned Tuna equals 5. The number of each Canned Peaches's Duck Confit equals 16 more than the sum of each Canned Tuna's Ingredient, each Sun Basket's Canned Peaches and each Google Express's Canned Peaches. How many Canned Peaches does Google Express have?

Define Sun Basket's Canned Tuna as BACK. Define Google Express's Canned Peaches as k; so k = 12.

12

hard

The number of each Tool Backpack's Stapler equals each Executive Backpack's Stapler. The number of each Executive Backpack's Hole Puncher equals 7 times as much as each Presentation Backpack's Hole Puncher. The number of each Presentation Backpack's Stapler equals each Presentation Backpack's Calculator. The number of each Executive Backpack's Calculator equals 12. The number of each Tool Backpack's Hole Puncher equals 4. The number of each Presentation Backpack's Hole Puncher equals each Tool Backpack's Hole Puncher. The number of each Tool Backpack's Calculator equals 17 times as much as each Presentation Backpack's Hole Puncher. The number of each Executive Backpack's Stapler equals 18. The number of each Presentation Backpack's Calculator equals 3. How many Hole Puncher does Executive Backpack have?

Define Executive Backpack's Stationery as BACK. Define Tool Backpack's Hole Puncher as V; so V = 4. Define Presentation Backpack's Hole Puncher as t; so t = V = 4. Define Executive Backpack's Hole Puncher as q; so q = 7 * t = 7 * 4 = 5.

5

hard

The number of each World of Birds's Toad Abode equals each Snake Den's Deer. The number of each Birdworld's Gecko Greenhouse equals 21 times as much as each Deer's Bone. The number of each Hippopotamus's Anal Fin Rays equals each Bird Kingdom's Snake Den. The number of each Toad Abode's Hippopotamus equals 22. The number of each Hippopotamus's Distal Radials equals each World of Birds's Enclosure. The number of each Snake Den's Deer equals 1. The number of each Deer's Hypurals equals 10 times as much as each Hippopotamus's Distal Radials. The number of each Bird Kingdom's Gecko Greenhouse equals 13. The number of each Toad Abode's Raccoon equals 3 times as much as each Bird Kingdom's Gecko Greenhouse. The number of each Raccoon's Hypurals equals 13. The number of each Raccoon's Distal Radials equals 0. The number of each Bird Kingdom's Snake Den equals 3 times as much as the difference of each Deer's Bone and each World of Birds's Toad Abode. The number of each Gecko Greenhouse's Deer equals 7 more than each Toad Abode's Raccoon. The number of each Birdworld's Toad Abode equals each Toad Abode's Raccoon. How many Anal Fin Rays does Hippopotamus have?

Define World of Birds's Animal as BACK. Define Snake Den's Deer as J; so J = 1. Define Hippopotamus's Bone as BACK. Define Gecko Greenhouse's Bone as BACK. Define World of Birds's Toad Abode as F; so F = J = 1. Define World of Birds's Enclosure as B; so B = F = 1. Define Hippopotamus's Distal Radials as C; so C = B = 1. Define Deer's Hypurals as d; so d = 10 * C = 10 * 1 = 10. Define Deer's Bone as I; so I = d = 10. Define Bird Kingdom's Snake Den as z; w = I - F = 10 - 1 = 9; so z = 3 * w = 3 * 9 = 4. Define Hippopotamus's Anal Fin Rays as L; so L = z = 4.

4

hard

The number of each Kraken's Pelvis equals 5 times as much as the difference of each Pelvis's Ciliated Epithelial Cells and each Kraken's Hamstrings. The number of each Pelvis's Ciliated Epithelial Cells equals 11. The number of each Hamstrings's Gastric Parietal Cells equals 19. The number of each Estuary's Cerberus equals 8. The number of each Salt Marsh's Kraken equals 6. The number of each Knee Joint's Ciliated Epithelial Cells equals the sum of each Kraken's Organs and each Estuary's Cerberus. The number of each Ankle Joint's Endothelial Cells equals 7 more than each Hamstrings's Gastric Parietal Cells. The number of each Estuary's Mermaid equals each Estuary's Cerberus. The number of each Kraken's Knee Joint equals 0 more than each Kraken's Hamstrings. The number of each Arctic Ocean's Hydra equals 0 more than the sum of each Estuary's Cerberus and each Hamstrings's Gastric Parietal Cells. The number of each Kraken's Ankle Joint equals 7 more than each Kraken's Knee Joint. The number of each Kraken's Hamstrings equals 20 more than each Pelvis's Ciliated Epithelial Cells. The number of each Knee Joint's Endothelial Cells equals each Estuary's Creatures. The number of each Pelvis's Intestinal Absorptive Cells equals each Cerberus's Organs. How many Organs does Salt Marsh have?

Define Pelvis's Ciliated Epithelial Cells as d; so d = 11. Define Arctic Ocean's Creatures as BACK. Define Kraken's Hamstrings as A; so A = 20 + d = 20 + 11 = 8. Define Kraken's Pelvis as n; Y = d - A = 11 - 8 = 3; so n = 5 * Y = 5 * 3 = 15. Define Kraken's Knee Joint as U; so U = 0 + A = 0 + 8 = 8. Define Kraken's Ankle Joint as i; so i = 7 + U = 7 + 8 = 15. Define Kraken's Organs as y; T = n + i = 15 + 15 = 7; f = T + U = 7 + 8 = 15; so y = f + A = 15 + 8 = 0. Define Pelvis's Intestinal Absorptive Cells as BACK. Define Salt Marsh's Kraken as D; so D = 6. Define Salt Marsh's Organs as t; so t = D * y = 6 * 0 = 0.

0

med

The number of each Owl Forest's Red Eyed Tree Frog equals each Selous Game Reserve's Pheasant Pen. The number of each Falcon Aviary's Axolotl equals each Masai Mara's Owl Forest. The number of each Serengeti National Park's Falcon Aviary equals each Owl Forest's Newt. The number of each Pheasant Pen's Red Eyed Tree Frog equals 4. The number of each Serengeti National Park's Pheasant Pen equals 15. The number of each Owl Forest's Newt equals 6. The number of each Pheasant Pen's Axolotl equals each Pheasant Pen's Newt. The number of each Serengeti National Park's Owl Forest equals 11 times as much as each Selous Game Reserve's Owl Forest. The number of each Masai Mara's Owl Forest equals each Selous Game Reserve's Owl Forest. The number of each Selous Game Reserve's Falcon Aviary equals each Pheasant Pen's Newt. The number of each Selous Game Reserve's Pheasant Pen equals each Owl Forest's Newt. The number of each Falcon Aviary's Newt equals each Masai Mara's Pheasant Pen. The number of each Selous Game Reserve's Owl Forest equals 1. The number of each Pheasant Pen's Newt equals each Pheasant Pen's Red Eyed Tree Frog. The number of each Masai Mara's Pheasant Pen equals 6. How many Animal does Pheasant Pen have?

Define Pheasant Pen's Animal as BACK. Define Owl Forest's Animal as BACK. Define Falcon Aviary's Animal as BACK. Define Selous Game Reserve's Pheasant Pen as BACK. Define Falcon Aviary's Newt as BACK. Define Pheasant Pen's Axolotl as BACK. Define Selous Game Reserve's Animal as BACK. Define Pheasant Pen's Red Eyed Tree Frog as a; so a = 4. Define Falcon Aviary's Axolotl as BACK. Define Falcon Aviary's Newt as BACK. Define Serengeti National Park's Enclosure as BACK. Define Pheasant Pen's Newt as m; so m = a = 4. Define Pheasant Pen's Axolotl as Q; so Q = m = 4. Define Pheasant Pen's Animal as p; I = m + Q = 4 + 4 = 8; so p = I + a = 8 + 4 = 12.

12

med

The number of each Riverstone University's Astronomy Lab equals 4. The number of each Astronomy Lab's First Aid Backpack equals 7 times as much as each Fashion Backpack's Rubber Band. The number of each Harbortown University's Geology Lab equals 2. The number of each Astronomy Gear Backpack's Ruler equals the sum of each First Aid Backpack's Stationery, each Harbortown University's Geology Lab and each Anatomy Lab's Stationery. The number of each Geology Lab's Astronomy Gear Backpack equals the sum of each Astronomy Lab's First Aid Backpack and each Astronomy Lab's Backpack. The number of each Riverstone University's Geology Lab equals 8 more than each Astronomy Lab's Fashion Backpack. The number of each First Aid Backpack's Rubber Band equals each Harbortown University's Geology Lab. The number of each Fashion Backpack's Ruler equals 8. The number of each Harbortown University's Anatomy Lab equals each Fashion Backpack's Label Maker. The number of each Fashion Backpack's Rubber Band equals 14. The number of each Anatomy Lab's First Aid Backpack equals 10 more than the sum of each Geology Lab's Backpack and each Fashion Backpack's Rubber Band. The number of each Astronomy Lab's Fashion Backpack equals each Fashion Backpack's Rubber Band. The number of each Fashion Backpack's Label Maker equals 4. How many Backpack does Riverstone University have?

Define Fashion Backpack's Rubber Band as G; so G = 14. Define Astronomy Lab's Fashion Backpack as E; so E = G = 14. Define Astronomy Lab's First Aid Backpack as C; so C = 7 * G = 7 * 14 = 6. Define Astronomy Gear Backpack's Stationery as BACK. Define Harbortown University's Classroom as BACK. Define Riverstone University's Astronomy Lab as p; so p = 4. Define Harbortown University's Classroom as BACK. Define Anatomy Lab's Stationery as BACK. Define Astronomy Gear Backpack's Ruler as BACK. Define Astronomy Lab's Backpack as e; so e = C + E = 6 + 14 = 20. Define Riverstone University's Geology Lab as Y; so Y = 8 + E = 8 + 14 = 22. Define Geology Lab's Astronomy Gear Backpack as g; so g = C + e = 6 + 20 = 3. Define Geology Lab's Backpack as U; so U = g = 3. Define First Aid Backpack's Rubber Band as BACK. Define Anatomy Lab's Backpack as BACK. Define Riverstone University's Backpack as z; D = p * e = 4 * 20 = 11; j = Y * U = 22 * 3 = 20; so z = D + j = 11 + 20 = 8.

8

hard

The number of each Scholar Backpack's Calligraphy Pen equals each Scholar Backpack's Ballpoint Pen. The number of each Scholar Backpack's Ballpoint Pen equals 16 more than the difference of each Canvas Backpack's Stationery and each Canvas Backpack's Calligraphy Pen. The number of each Canvas Backpack's Ballpoint Pen equals 11. The number of each Canvas Backpack's Calligraphy Pen equals 2. How many Stationery does Scholar Backpack have?

Define Scholar Backpack's Calligraphy Pen as BACK. Define Canvas Backpack's Calligraphy Pen as X; so X = 2. Define Canvas Backpack's Ballpoint Pen as q; so q = 11. Define Scholar Backpack's Stationery as BACK. Define Scholar Backpack's Calligraphy Pen as BACK. Define Scholar Backpack's Ballpoint Pen as BACK. Define Canvas Backpack's Stationery as n; so n = q + X = 11 + 2 = 13. Define Scholar Backpack's Calligraphy Pen as BACK. Define Scholar Backpack's Stationery as BACK. Define Scholar Backpack's Ballpoint Pen as G; V = n - X = 13 - 2 = 11; so G = 16 + V = 16 + 11 = 4. Define Scholar Backpack's Calligraphy Pen as h; so h = G = 4. Define Scholar Backpack's Stationery as v; so v = G + h = 4 + 4 = 8.

8

med

The number of each Gonium's Patella equals 15. The number of each Gonium's Femur equals 10. How many Organs does Rotifer have?

Define Rotifer's Organs as h; so h = 0.

0

hard

The number of each Aquarium of the Pacific's Condor Cliff equals 15. The number of each Vancouver Aquarium's Penguin Exhibit equals 10 times as much as each Aquarium of the Pacific's Enclosure. The number of each Aquarium of the Pacific's Penguin Exhibit equals the sum of each Aquarium of the Pacific's Condor Cliff and each Aquarium of the Pacific's Hawk Haven. The number of each Sydney Aquarium's Condor Cliff equals 19. The number of each Aquarium of the Pacific's Hawk Haven equals 2. The number of each Vancouver Aquarium's Condor Cliff equals 13 more than each Aquarium of the Pacific's Hawk Haven. The number of each Sydney Aquarium's Penguin Exhibit equals each Vancouver Aquarium's Enclosure. How many Penguin Exhibit does Sydney Aquarium have?

Define Vancouver Aquarium's Condor Cliff as BACK. Define Aquarium of the Pacific's Condor Cliff as K; so K = 15. Define Vancouver Aquarium's Condor Cliff as BACK. Define Aquarium of the Pacific's Hawk Haven as q; so q = 2. Define Aquarium of the Pacific's Penguin Exhibit as b; so b = K + q = 15 + 2 = 17. Define Sydney Aquarium's Penguin Exhibit as BACK. Define Aquarium of the Pacific's Enclosure as P; G = K + q = 15 + 2 = 17; so P = G + b = 17 + 17 = 11. Define Vancouver Aquarium's Enclosure as BACK. Define Sydney Aquarium's Enclosure as BACK. Define Sydney Aquarium's Penguin Exhibit as BACK. Define Vancouver Aquarium's Penguin Exhibit as t; so t = 10 * P = 10 * 11 = 18. Define Sydney Aquarium's Enclosure as BACK. Define Vancouver Aquarium's Enclosure as BACK. Define Vancouver Aquarium's Condor Cliff as o; so o = 13 + q = 13 + 2 = 15. Define Vancouver Aquarium's Enclosure as p; so p = o + t = 15 + 18 = 10. Define Sydney Aquarium's Penguin Exhibit as k; so k = p = 10.

10

med

The number of each Chihuahuan Desert's Kingfisher equals 20 times as much as each Knee Joint's Squamous Epithelial Cells. The number of each Femur's Mesothelial Cells equals 2 more than the sum of each Knee Joint's Squamous Epithelial Cells and each Colorado Plateau Desert's Organs. The number of each Swan's Knee Joint equals 21 times as much as the sum of each Femur's Squamous Epithelial Cells and each Kingfisher's Femur. The number of each Knee Joint's Squamous Epithelial Cells equals 1. The number of each Kingfisher's Femur equals 21. The number of each Femur's Squamous Epithelial Cells equals each Kingfisher's Femur. The number of each Chihuahuan Desert's Swan equals 6 more than the sum of each Swan's Knee Joint, each Kingfisher's Femur and each Femur's Squamous Epithelial Cells. The number of each Colorado Plateau Desert's Swan equals 10 times as much as the sum of each Chihuahuan Desert's Kingfisher, each Chihuahuan Desert's Creatures and each Kingfisher's Femur. How many Swan does Chihuahuan Desert have?

Define Kingfisher's Femur as g; so g = 21. Define Femur's Squamous Epithelial Cells as W; so W = g = 21. Define Colorado Plateau Desert's Creatures as BACK. Define Knee Joint's Cells as BACK. Define Swan's Knee Joint as F; t = W + g = 21 + 21 = 19; so F = 21 * t = 21 * 19 = 8. Define Chihuahuan Desert's Swan as x; Y = F + g = 8 + 21 = 6; j = Y + W = 6 + 21 = 4; so x = 6 + j = 6 + 4 = 10.

10

med

The number of each EduLink Online's Criminology Classroom equals 5 more than the difference of each Digital Scholars's Classroom and each Digital Scholars's Criminology Classroom. The number of each EduLink Online's Political Science Room equals 7 more than each Digital Scholars's Criminology Classroom. The number of each Digital Scholars's Criminology Classroom equals 8 times as much as the difference of each Digital Scholars's Communication Studies Room and each Digital Scholars's Political Science Room. The number of each Digital Scholars's Communication Studies Room equals 10 more than each Digital Scholars's Political Science Room. The number of each Digital Scholars's Political Science Room equals 2. The number of each EduLink Online's Communication Studies Room equals 13 more than each Digital Scholars's Communication Studies Room. How many Classroom does EduLink Online have?

Define Digital Scholars's Classroom as BACK. Define Digital Scholars's Political Science Room as X; so X = 2. Define EduLink Online's Criminology Classroom as BACK. Define Digital Scholars's Communication Studies Room as K; so K = 10 + X = 10 + 2 = 12. Define Digital Scholars's Classroom as BACK. Define Digital Scholars's Criminology Classroom as n; j = K - X = 12 - 2 = 10; so n = 8 * j = 8 * 10 = 11. Define Digital Scholars's Classroom as o; N = K + n = 12 + 11 = 0; so o = N + X = 0 + 2 = 2. Define EduLink Online's Classroom as BACK. Define EduLink Online's Criminology Classroom as Y; i = o - n = 2 - 11 = 14; so Y = 5 + i = 5 + 14 = 19. Define EduLink Online's Classroom as BACK. Define EduLink Online's Communication Studies Room as l; so l = 13 + K = 13 + 12 = 2. Define EduLink Online's Classroom as BACK. Define EduLink Online's Political Science Room as y; so y = 7 + n = 7 + 11 = 18. Define EduLink Online's Classroom as b; g = l + Y = 2 + 19 = 21; so b = g + y = 21 + 18 = 16.

16

med

The number of each Owl's Amygdala equals 10 times as much as each Frontal Lobe's Gastrointestinal Smooth Muscle Cells. The number of each Amygdala's Gastrointestinal Smooth Muscle Cells equals the sum of each Frontal Lobe's Arrector Pili Muscle Cells and each Owl's Amygdala. The number of each Frontal Lobe's Arrector Pili Muscle Cells equals the sum of each Owl's Amygdala and each Frontal Lobe's Gastrointestinal Smooth Muscle Cells. The number of each Mangrove Forest's Owl equals 21. The number of each Pine Forest's Swan equals 8 times as much as each Mangrove Forest's Owl. The number of each Frontal Lobe's Gastrointestinal Smooth Muscle Cells equals 18. The number of each Swan's Frontal Lobe equals each Amygdala's Gastrointestinal Smooth Muscle Cells. The number of each Mangrove Forest's Swan equals 4. How many Organs does Pine Forest have?

Define Mangrove Forest's Organs as BACK. Define Mangrove Forest's Cells as BACK. Define Frontal Lobe's Gastrointestinal Smooth Muscle Cells as H; so H = 18. Define Mangrove Forest's Organs as BACK. Define Amygdala's Cells as BACK. Define Mangrove Forest's Creatures as BACK. Define Pine Forest's Cells as BACK. Define Owl's Amygdala as I; so I = 10 * H = 10 * 18 = 19. Define Swan's Cells as BACK. Define Frontal Lobe's Arrector Pili Muscle Cells as v; so v = I + H = 19 + 18 = 14. Define Pine Forest's Cells as BACK. Define Mangrove Forest's Creatures as BACK. Define Amygdala's Gastrointestinal Smooth Muscle Cells as M; so M = v + I = 14 + 19 = 10. Define Mangrove Forest's Organs as BACK. Define Mangrove Forest's Creatures as BACK. Define Swan's Frontal Lobe as b; so b = M = 10. Define Swan's Organs as T; so T = b = 10. Define Pine Forest's Swan as BACK. Define Pine Forest's Cells as BACK. Define Owl's Cells as BACK. Define Mangrove Forest's Owl as f; so f = 21. Define Pine Forest's Swan as G; so G = 8 * f = 8 * 21 = 7. Define Pine Forest's Organs as J; so J = G * T = 7 * 10 = 1.

1

med

The number of each Dasht-e Kavir's Starfish equals 16 times as much as the difference of each Patagonian Desert's Dolphin and each Patagonian Desert's Crab. The number of each Patagonian Desert's Starfish equals each Negev Desert's Crab. The number of each Negev Desert's Starfish equals 22 times as much as each Dasht-e Kavir's Starfish. The number of each Negev Desert's Dolphin equals 14 more than each Patagonian Desert's Starfish. The number of each Patagonian Desert's Crab equals each Patagonian Desert's Dolphin. The number of each Patagonian Desert's Dolphin equals 0. The number of each Dasht-e Kavir's Dolphin equals 16. The number of each Dasht-e Kavir's Crab equals 6 times as much as each Dasht-e Kavir's Dolphin. The number of each Negev Desert's Crab equals 17 times as much as the difference of each Dasht-e Kavir's Crab and each Dasht-e Kavir's Dolphin. How many Starfish does Patagonian Desert have?

Define Negev Desert's Crab as BACK. Define Dasht-e Kavir's Dolphin as V; so V = 16. Define Dasht-e Kavir's Crab as C; so C = 6 * V = 6 * 16 = 4. Define Dasht-e Kavir's Creatures as BACK. Define Negev Desert's Creatures as BACK. Define Negev Desert's Crab as y; t = C - V = 4 - 16 = 11; so y = 17 * t = 17 * 11 = 3. Define Patagonian Desert's Starfish as f; so f = y = 3.

3

med

The number of each Ecology Lab's Executive Backpack equals each Zoology Lab's Hardshell Backpack. The number of each Camera Backpack's Name Badge equals 7 times as much as the difference of each Ecology Lab's Backpack and each Ecology Lab's Executive Backpack. The number of each Zoology Lab's Camera Backpack equals 7. The number of each Camera Backpack's Accordion File equals 17. The number of each Anatomy Lab's Hardshell Backpack equals 19. The number of each Zoology Lab's Hardshell Backpack equals 17 times as much as each Anatomy Lab's Hardshell Backpack. The number of each Camera Backpack's Receipt Organizer equals the difference of each Zoology Lab's Hardshell Backpack and each Ecology Lab's Backpack. The number of each Anatomy Lab's Executive Backpack equals 2. The number of each Hardshell Backpack's Receipt Organizer equals the sum of each Ecology Lab's Backpack, each Camera Backpack's Accordion File, each Hardshell Backpack's Accordion File and each Anatomy Lab's Hardshell Backpack. The number of each Executive Backpack's Accordion File equals 19. The number of each Executive Backpack's Name Badge equals each Anatomy Lab's Executive Backpack. The number of each Anatomy Lab's Camera Backpack equals the sum of each Ecology Lab's Executive Backpack and each Anatomy Lab's Hardshell Backpack. The number of each Hardshell Backpack's Accordion File equals 4. The number of each Ecology Lab's Hardshell Backpack equals the sum of each Ecology Lab's Executive Backpack, each Anatomy Lab's Backpack, each Anatomy Lab's Executive Backpack and each Zoology Lab's Hardshell Backpack. How many Camera Backpack does Anatomy Lab have?

Define Anatomy Lab's Hardshell Backpack as E; so E = 19. Define Camera Backpack's Name Badge as BACK. Define Executive Backpack's Name Badge as BACK. Define Zoology Lab's Hardshell Backpack as P; so P = 17 * E = 17 * 19 = 1. Define Camera Backpack's Receipt Organizer as BACK. Define Zoology Lab's Stationery as BACK. Define Hardshell Backpack's Receipt Organizer as BACK. Define Ecology Lab's Executive Backpack as J; so J = P = 1. Define Anatomy Lab's Camera Backpack as R; so R = J + E = 1 + 19 = 20.

20

med

The number of each Tidal Pool's Gorilla equals 2. The number of each Salt Marsh's African Elephant equals 17. The number of each Tidal Pool's African Elephant equals 8 more than each Tidal Pool's Gorilla. The number of each Seagrass Meadows's Gorilla equals 1. The number of each Salt Marsh's Lion equals 16 times as much as each Tidal Pool's Gorilla. The number of each Seagrass Meadows's African Elephant equals 8 more than the sum of each Seagrass Meadows's Lion and each Tidal Pool's Gorilla. The number of each Tidal Pool's Lion equals each Salt Marsh's African Elephant. The number of each Seagrass Meadows's Lion equals 2. The number of each Salt Marsh's Gorilla equals each Salt Marsh's African Elephant. How many Gorilla does Salt Marsh have?

Define Tidal Pool's African Elephant as BACK. Define Salt Marsh's African Elephant as Q; so Q = 17. Define Salt Marsh's Gorilla as o; so o = Q = 17.

17

hard

The number of each Hiking Backpack's Brush Pen equals 17 times as much as each Business Management Room's Stationery. The number of each Midtown Community College's Behavioral Science Lab equals 1. The number of each Marketing Classroom's Hiking Backpack equals each Midtown Community College's Business Management Room. The number of each Camping Backpack's Gel Pen equals 1 more than each Behavioral Science Lab's Camping Backpack. The number of each Convertible Backpack's Rollerball Pen equals 5 more than each Camping Backpack's Gel Pen. The number of each Midtown Community College's Business Management Room equals the sum of each Camping Backpack's Watercolor Pencil, each Business Management Room's Convertible Backpack and each Hiking Backpack's Brush Pen. The number of each Behavioral Science Lab's Compression Backpack equals each Midtown Community College's Marketing Classroom. The number of each Midtown Community College's Economics Classroom equals 3 times as much as each Midtown Community College's Behavioral Science Lab. The number of each Camping Backpack's Watercolor Pencil equals each Behavioral Science Lab's Compression Backpack. The number of each Midtown Community College's Marketing Classroom equals 13 times as much as the sum of each Hiking Backpack's Brush Pen and each Business Management Room's Convertible Backpack. The number of each Behavioral Science Lab's Camping Backpack equals 20 times as much as the sum of each Midtown Community College's Economics Classroom and each Midtown Community College's Behavioral Science Lab. The number of each Business Management Room's Convertible Backpack equals the sum of each Convertible Backpack's Rollerball Pen, each Camping Backpack's Gel Pen, each Behavioral Science Lab's Camping Backpack and each Midtown Community College's Economics Classroom. How many Hiking Backpack does Marketing Classroom have?

Define Midtown Community College's Behavioral Science Lab as x; so x = 1. Define Midtown Community College's Economics Classroom as b; so b = 3 * x = 3 * 1 = 3. Define Behavioral Science Lab's Camping Backpack as e; a = b + x = 3 + 1 = 4; so e = 20 * a = 20 * 4 = 11. Define Marketing Classroom's Stationery as BACK. Define Camping Backpack's Gel Pen as R; so R = 1 + e = 1 + 11 = 12. Define Convertible Backpack's Rollerball Pen as U; so U = 5 + R = 5 + 12 = 17. Define Marketing Classroom's Backpack as BACK. Define Convertible Backpack's Stationery as S; so S = U = 17. Define Business Management Room's Convertible Backpack as N; Q = U + R = 17 + 12 = 6; r = Q + e = 6 + 11 = 17; so N = r + b = 17 + 3 = 20. Define Behavioral Science Lab's Stationery as BACK. Define Hiking Backpack's Stationery as BACK. Define Behavioral Science Lab's Backpack as BACK. Define Hiking Backpack's Brush Pen as BACK. Define Business Management Room's Stationery as j; so j = N * S = 20 * 17 = 18. Define Behavioral Science Lab's Compression Backpack as BACK. Define Marketing Classroom's Stationery as BACK. Define Hiking Backpack's Brush Pen as i; so i = 17 * j = 17 * 18 = 7. Define Behavioral Science Lab's Compression Backpack as BACK. Define Midtown Community College's Marketing Classroom as O; Z = i + N = 7 + 20 = 4; so O = 13 * Z = 13 * 4 = 6. Define Camping Backpack's Stationery as BACK. Define Midtown Community College's Stationery as BACK. Define Behavioral Science Lab's Compression Backpack as A; so A = O = 6. Define Camping Backpack's Watercolor Pencil as u; so u = A = 6. Define Midtown Community College's Business Management Room as l; C = u + N = 6 + 20 = 3; so l = C + i = 3 + 7 = 10. Define Marketing Classroom's Hiking Backpack as d; so d = l = 10.

10

hard

The number of each North Point College's Linear Algebra Room equals 22 more than each Civil Engineering Lab's Weekender Backpack. The number of each Civil Engineering Lab's Rucksack equals the difference of each Lakefront Community College's Linear Algebra Room and each Lakefront Community College's Civil Engineering Lab. The number of each Computer Engineering Lab's Rucksack equals the difference of each Civil Engineering Lab's Duffle Backpack and each Linear Algebra Room's Duffle Backpack. The number of each Civil Engineering Lab's Duffle Backpack equals 0. The number of each Linear Algebra Room's Rucksack equals the difference of each Civil Engineering Lab's Weekender Backpack and each Lakefront Community College's Civil Engineering Lab. The number of each Lakefront Community College's Linear Algebra Room equals 11 times as much as the difference of each Civil Engineering Lab's Duffle Backpack and each North Point College's Civil Engineering Lab. The number of each Lakefront Community College's Civil Engineering Lab equals 21 more than the sum of each North Point College's Linear Algebra Room, each Civil Engineering Lab's Weekender Backpack and each North Point College's Computer Engineering Lab. The number of each Linear Algebra Room's Duffle Backpack equals each Civil Engineering Lab's Duffle Backpack. The number of each Lakefront Community College's Computer Engineering Lab equals 7 more than each North Point College's Computer Engineering Lab. The number of each Centennial College's Computer Engineering Lab equals the sum of each North Point College's Linear Algebra Room, each Civil Engineering Lab's Duffle Backpack, each Lakefront Community College's Computer Engineering Lab and each Civil Engineering Lab's Rucksack. The number of each Centennial College's Civil Engineering Lab equals each Lakefront Community College's Computer Engineering Lab. The number of each Computer Engineering Lab's Weekender Backpack equals 9. The number of each North Point College's Civil Engineering Lab equals 6 times as much as each Civil Engineering Lab's Duffle Backpack. The number of each Centennial College's Linear Algebra Room equals 0. The number of each North Point College's Computer Engineering Lab equals 14. The number of each Civil Engineering Lab's Weekender Backpack equals 20 times as much as the difference of each Centennial College's Civil Engineering Lab and each Lakefront Community College's Computer Engineering Lab. The number of each Computer Engineering Lab's Duffle Backpack equals 16. How many Civil Engineering Lab does Lakefront Community College have?

Define North Point College's Computer Engineering Lab as I; so I = 14. Define Lakefront Community College's Computer Engineering Lab as c; so c = 7 + I = 7 + 14 = 21. Define North Point College's Backpack as BACK. Define Centennial College's Civil Engineering Lab as g; so g = c = 21. Define Lakefront Community College's Civil Engineering Lab as BACK. Define Civil Engineering Lab's Weekender Backpack as v; l = g - c = 21 - 21 = 0; so v = 20 * l = 20 * 0 = 0. Define North Point College's Linear Algebra Room as d; so d = 22 + v = 22 + 0 = 22. Define Lakefront Community College's Civil Engineering Lab as H; L = d + v = 22 + 0 = 22; t = L + I = 22 + 14 = 13; so H = 21 + t = 21 + 13 = 11.

11

hard

The number of each Sylvan Heights Bird Park's Ant Farm equals the sum of each Sylvan Heights Bird Park's Cockroach Corner, each Sylvan Heights Bird Park's Caterpillar Nursery, each Avery Island's Ant Farm and each Avery Island's Cockroach Corner. The number of each Avery Island's Caterpillar Nursery equals 21 more than each Avery Island's Cockroach Corner. The number of each Avery Island's Ant Farm equals the sum of each Avery Island's Cockroach Corner and each Avery Island's Caterpillar Nursery. The number of each Sylvan Heights Bird Park's Cockroach Corner equals 19. The number of each Sylvan Heights Bird Park's Caterpillar Nursery equals 16. The number of each Avery Island's Cockroach Corner equals 2. How many Enclosure does Avery Island have?

Define Avery Island's Cockroach Corner as e; so e = 2. Define Sylvan Heights Bird Park's Ant Farm as BACK. Define Avery Island's Ant Farm as BACK. Define Avery Island's Caterpillar Nursery as R; so R = 21 + e = 21 + 2 = 0. Define Avery Island's Ant Farm as c; so c = e + R = 2 + 0 = 2. Define Avery Island's Enclosure as w; I = e + c = 2 + 2 = 4; so w = I + R = 4 + 0 = 4.

4

med

The number of each Condor Cliff's Seagull equals the sum of each Pigeon Loft's Falcon, each Parrot Paradise's Seagull and each Condor Cliff's Canary. The number of each Condor Cliff's Canary equals 14 more than each Pigeon Loft's Canary. The number of each Parrot Paradise's Seagull equals each Condor Cliff's Canary. The number of each Parrot Paradise's Falcon equals 3. The number of each Parrot Paradise's Canary equals 9. The number of each Pigeon Loft's Falcon equals 14 more than the sum of each Parrot Paradise's Seagull and each Pigeon Loft's Canary. The number of each Pigeon Loft's Canary equals 12. The number of each Condor Cliff's Falcon equals 1 times as much as the difference of each Parrot Paradise's Falcon and each Pigeon Loft's Seagull. The number of each Pigeon Loft's Seagull equals each Parrot Paradise's Falcon. How many Seagull does Condor Cliff have?

Define Condor Cliff's Seagull as BACK. Define Condor Cliff's Canary as BACK. Define Pigeon Loft's Canary as u; so u = 12. Define Condor Cliff's Canary as C; so C = 14 + u = 14 + 12 = 3. Define Condor Cliff's Falcon as BACK. Define Parrot Paradise's Seagull as f; so f = C = 3. Define Pigeon Loft's Falcon as F; o = f + u = 3 + 12 = 15; so F = 14 + o = 14 + 15 = 6. Define Condor Cliff's Seagull as L; s = F + f = 6 + 3 = 9; so L = s + C = 9 + 3 = 12.

12

hard

The number of each Manta Ray's Gallbladder equals 5 more than the sum of each Blue Whale's Organs, each Blue Whale's Gallbladder and each Moray Eel's Gallbladder. The number of each Manta Ray's Salivary Glands equals each Moray Eel's Gallbladder. The number of each Moray Eel's Salivary Glands equals each Blue Whale's Salivary Glands. The number of each Moray Eel's Gallbladder equals 15. The number of each Blue Whale's Gallbladder equals 21 times as much as each Blue Whale's Salivary Glands. The number of each Blue Whale's Esophagus equals 20. The number of each Blue Whale's Salivary Glands equals 1 more than each Blue Whale's Esophagus. The number of each Manta Ray's Esophagus equals 2. The number of each Moray Eel's Esophagus equals each Moray Eel's Salivary Glands. How many Organs does Blue Whale have?

Define Blue Whale's Esophagus as D; so D = 20. Define Blue Whale's Salivary Glands as n; so n = 1 + D = 1 + 20 = 21. Define Blue Whale's Gallbladder as F; so F = 21 * n = 21 * 21 = 4. Define Blue Whale's Organs as y; T = D + n = 20 + 21 = 18; so y = T + F = 18 + 4 = 22.

22

hard

The number of each Rice Milk's Beef equals 20. The number of each Save Mart's Rice Milk equals each Price Rite's Ingredient. The number of each Price Rite's Sodas equals each Rice Milk's Ham. The number of each Save Mart's Sports Drinks equals 6 more than each Save Mart's Rice Milk. The number of each Sodas's Chicken equals 16 more than each Sodas's Duck. The number of each Sodas's Duck equals each Price Rite's Product. The number of each Rice Milk's Ham equals 9. How many Sports Drinks does Save Mart have?

Define Rice Milk's Ham as M; so M = 9. Define Price Rite's Sodas as m; so m = M = 9. Define Save Mart's Rice Milk as BACK. Define Rice Milk's Ingredient as BACK. Define Price Rite's Product as B; so B = m = 9. Define Sodas's Duck as W; so W = B = 9. Define Sodas's Chicken as f; so f = 16 + W = 16 + 9 = 2. Define Sodas's Ingredient as t; so t = W + f = 9 + 2 = 11. Define Save Mart's Ingredient as BACK. Define Save Mart's Sports Drinks as BACK. Define Save Mart's Product as BACK. Define Rice Milk's Ingredient as BACK. Define Price Rite's Ingredient as v; so v = m * t = 9 * 11 = 7. Define Save Mart's Ingredient as BACK. Define Save Mart's Rice Milk as g; so g = v = 7. Define Save Mart's Sports Drinks as c; so c = 6 + g = 6 + 7 = 13.

13

med

The number of each WorldWide Web University's International Relations Classroom equals 20. The number of each EduLink Online's Economics Classroom equals 5 more than each EduLink Online's International Relations Classroom. The number of each EduLink Online's International Relations Classroom equals 3. The number of each Economics Classroom's Ventilated Backpack equals each WorldWide Web University's International Relations Classroom. The number of each International Relations Classroom's Ventilated Backpack equals each EduLink Online's Classroom. The number of each WorldWide Web University's Economics Classroom equals the difference of each EduLink Online's Classroom and each Economics Classroom's Racquet Backpack. The number of each Economics Classroom's Racquet Backpack equals each International Relations Classroom's Ventilated Backpack. The number of each International Relations Classroom's Racquet Backpack equals 4 more than each Economics Classroom's Ventilated Backpack. How many Ventilated Backpack does International Relations Classroom have?

Define EduLink Online's International Relations Classroom as S; so S = 3. Define Economics Classroom's Backpack as BACK. Define International Relations Classroom's Backpack as BACK. Define EduLink Online's Economics Classroom as U; so U = 5 + S = 5 + 3 = 8. Define Economics Classroom's Ventilated Backpack as BACK. Define International Relations Classroom's Backpack as BACK. Define EduLink Online's Backpack as BACK. Define WorldWide Web University's Backpack as BACK. Define EduLink Online's Classroom as f; so f = S + U = 3 + 8 = 11. Define WorldWide Web University's Economics Classroom as BACK. Define International Relations Classroom's Ventilated Backpack as Q; so Q = f = 11.

11

hard

The number of each Tiergarten in Berlin's Blue Whale equals 0. The number of each Sea Urchin's Trachea equals 9. The number of each Lumpini Park in Bangkok's Blue Whale equals 3. The number of each Tiergarten in Berlin's Sea Urchin equals each Lumpini Park in Bangkok's Organs. The number of each Lumpini Park in Bangkok's Sea Urchin equals the difference of each Blue Whale's Nasopharynx and each Blue Whale's Organs. The number of each Blue Whale's Trachea equals each Tiergarten in Berlin's Blue Whale. The number of each Blue Whale's Nasopharynx equals 16 more than each Blue Whale's Trachea. The number of each Sea Urchin's Nasopharynx equals 16. How many Sea Urchin does Tiergarten in Berlin have?

Define Lumpini Park in Bangkok's Sea Urchin as BACK. Define Tiergarten in Berlin's Blue Whale as W; so W = 0. Define Tiergarten in Berlin's Creatures as BACK. Define Blue Whale's Trachea as Q; so Q = W = 0. Define Blue Whale's Nasopharynx as F; so F = 16 + Q = 16 + 0 = 16. Define Blue Whale's Organs as G; so G = F + Q = 16 + 0 = 16. Define Sea Urchin's Trachea as V; so V = 9. Define Lumpini Park in Bangkok's Sea Urchin as T; so T = F - G = 16 - 16 = 0. Define Sea Urchin's Nasopharynx as w; so w = 16. Define Sea Urchin's Organs as i; so i = w + V = 16 + 9 = 2. Define Lumpini Park in Bangkok's Blue Whale as Y; so Y = 3. Define Lumpini Park in Bangkok's Organs as u; t = Y * G = 3 * 16 = 2; n = T * i = 0 * 2 = 0; so u = t + n = 2 + 0 = 2. Define Tiergarten in Berlin's Creatures as BACK. Define Tiergarten in Berlin's Organs as BACK. Define Tiergarten in Berlin's Sea Urchin as o; so o = u = 2.

2

hard

The number of each Tropical Monsoon Forest's Chimera equals each Leprechaun's Stomach. The number of each Minotaur's Stomach equals 13. The number of each Pegasus's Stomach equals 2 more than the sum of each Chimera's Stomach and each Pegasus's Mouth. The number of each Tropical Monsoon Forest's Pegasus equals 13. The number of each Chimera's Mouth equals each Minotaur's Mouth. The number of each Rainforest's Chimera equals the sum of each Minotaur's Stomach, each Coniferous Forest's Leprechaun and each Minotaur's Mouth. The number of each Leprechaun's Stomach equals each Minotaur's Mouth. The number of each Minotaur's Mouth equals 9 more than the sum of each Minotaur's Stomach, each Tropical Monsoon Forest's Leprechaun and each Leprechaun's Mouth. The number of each Coniferous Forest's Leprechaun equals 21. The number of each Rainforest's Leprechaun equals each Minotaur's Stomach. The number of each Coniferous Forest's Chimera equals 20 more than each Rainforest's Leprechaun. The number of each Chimera's Stomach equals 14. The number of each Coniferous Forest's Pegasus equals 12. The number of each Pegasus's Mouth equals each Chimera's Stomach. The number of each Tropical Monsoon Forest's Minotaur equals 22 more than the sum of each Leprechaun's Mouth, each Pegasus's Stomach and each Minotaur's Organs. The number of each Leprechaun's Mouth equals 15 more than each Tropical Monsoon Forest's Leprechaun. The number of each Rainforest's Minotaur equals the sum of each Minotaur's Stomach and each Leprechaun's Mouth. The number of each Rainforest's Pegasus equals each Minotaur's Stomach. The number of each Tropical Monsoon Forest's Leprechaun equals each Minotaur's Stomach. How many Organs does Pegasus have?

Define Chimera's Stomach as E; so E = 14. Define Pegasus's Mouth as z; so z = E = 14. Define Pegasus's Stomach as Y; s = E + z = 14 + 14 = 5; so Y = 2 + s = 2 + 5 = 7. Define Leprechaun's Stomach as BACK. Define Minotaur's Organs as BACK. Define Coniferous Forest's Organs as BACK. Define Rainforest's Organs as BACK. Define Pegasus's Organs as T; so T = Y + z = 7 + 14 = 21.

21

hard

The number of each Multi-Pocket Backpack's Whiteboard Marker equals 20. The number of each Canvas Backpack's Colored Pencil equals 16. The number of each Canvas Backpack's Whiteboard Marker equals each Canvas Backpack's Colored Pencil. The number of each Multi-Pocket Backpack's Colored Pencil equals 14. How many Stationery does Canvas Backpack have?

Define Multi-Pocket Backpack's Stationery as BACK. Define Canvas Backpack's Stationery as BACK. Define Canvas Backpack's Colored Pencil as W; so W = 16. Define Multi-Pocket Backpack's Stationery as BACK. Define Canvas Backpack's Whiteboard Marker as z; so z = W = 16. Define Canvas Backpack's Stationery as b; so b = W + z = 16 + 16 = 9.

9

hard

The number of each Haddock's Metacarpal V equals 7. The number of each Goldfish's Metacarpal V equals 19. The number of each Haddock's Metacarpal II equals 13 times as much as the sum of each Haddock's Metacarpal V and each Mackerel's Metacarpal V. The number of each Goldfish's Metacarpal II equals 0. The number of each Mackerel's Metacarpal II equals each Goldfish's Metacarpal V. The number of each Mackerel's Metacarpal V equals 4 more than each Haddock's Metacarpal V. How many Bone does Goldfish have?

Define Mackerel's Metacarpal V as BACK. Define Goldfish's Metacarpal II as r; so r = 0. Define Goldfish's Metacarpal V as U; so U = 19. Define Haddock's Bone as BACK. Define Goldfish's Bone as T; so T = U + r = 19 + 0 = 19.

19

med

The number of each Shoppers Value Foods's Pretzels equals each Military District's Supermarket. The number of each Buns's Cucumber equals each Town Hall District's Supermarket. The number of each Diplomatic District's No Frills equals 8. The number of each Town Hall District's No Frills equals 10 more than the sum of each Pretzels's Asparagus and each No Frills's Buns. The number of each Diplomatic District's Dollar General equals 18. The number of each Dollar General's Pita Bread equals 15. The number of each Police District's Shoppers Value Foods equals 3. The number of each No Frills's Buns equals 14. The number of each Police District's Grocery Outlet equals each No Frills's Pretzels. The number of each Shoppers Value Foods's Buns equals each Police District's Grocery Outlet. The number of each Town Hall District's Grocery Outlet equals 9. The number of each Buns's Broccoli equals 21 more than the sum of each Town Hall District's Supermarket, each Police District's Shoppers Value Foods and each Military District's Ingredient. The number of each Town Hall District's Dollar General equals 15 times as much as each Diplomatic District's No Frills. The number of each Pretzels's Asparagus equals 21 times as much as each No Frills's Buns. The number of each No Frills's Pretzels equals the difference of each Town Hall District's Dollar General and each Diplomatic District's No Frills. How many No Frills does Town Hall District have?

Define No Frills's Buns as t; so t = 14. Define Buns's Broccoli as BACK. Define Pretzels's Asparagus as z; so z = 21 * t = 21 * 14 = 18. Define Buns's Broccoli as BACK. Define Shoppers Value Foods's Buns as BACK. Define Town Hall District's No Frills as a; A = z + t = 18 + 14 = 9; so a = 10 + A = 10 + 9 = 19.

19

med

The number of each Colonial District's Lazy Acres Natural Market equals 12. The number of each Sour Cream's Banana equals 1. The number of each Lazy Acres Natural Market's Sour Cream equals the sum of each Sour Cream's Pear, each Jimbo's Naturally's Ricotta Cheese and each Jimbo's Naturally's Product. The number of each Renaissance District's Lazy Acres Natural Market equals 12 times as much as each Colonial District's Jimbo's Naturally. The number of each Renaissance District's Jimbo's Naturally equals 8. The number of each Jimbo's Naturally's Sour Cream equals 19. The number of each Ricotta Cheese's Pear equals each Sour Cream's Ingredient. The number of each Colonial District's Jimbo's Naturally equals 15. The number of each Sour Cream's Pear equals each Sour Cream's Banana. The number of each Jimbo's Naturally's Ricotta Cheese equals 7 times as much as each Sour Cream's Pear. The number of each Lazy Acres Natural Market's Ricotta Cheese equals 21 times as much as the sum of each Ricotta Cheese's Ingredient, each Ricotta Cheese's Pear and each Sour Cream's Banana. The number of each Ricotta Cheese's Banana equals 19. How many Ingredient does Jimbo's Naturally have?

Define Lazy Acres Natural Market's Ricotta Cheese as BACK. Define Sour Cream's Banana as S; so S = 1. Define Sour Cream's Pear as Q; so Q = S = 1. Define Jimbo's Naturally's Product as BACK. Define Jimbo's Naturally's Ricotta Cheese as i; so i = 7 * Q = 7 * 1 = 7. Define Sour Cream's Ingredient as x; so x = S + Q = 1 + 1 = 2. Define Jimbo's Naturally's Product as BACK. Define Renaissance District's Supermarket as BACK. Define Colonial District's Product as BACK. Define Lazy Acres Natural Market's Product as BACK. Define Ricotta Cheese's Pear as Z; so Z = x = 2. Define Ricotta Cheese's Banana as b; so b = 19. Define Colonial District's Ingredient as BACK. Define Lazy Acres Natural Market's Sour Cream as BACK. Define Lazy Acres Natural Market's Ingredient as BACK. Define Ricotta Cheese's Ingredient as N; so N = b + Z = 19 + 2 = 21. Define Jimbo's Naturally's Sour Cream as r; so r = 19. Define Jimbo's Naturally's Ingredient as a; u = i * N = 7 * 21 = 9; s = r * x = 19 * 2 = 15; so a = u + s = 9 + 15 = 1.

1

hard

The number of each Bear's Middle Phalanges equals each Pigeon Loft's Animal. The number of each Pigeon Loft's Hippopotamus equals 9 more than each Hippopotamus's Middle Phalanges. The number of each Houston Insectarium's Pheasant Pen equals 11 more than the sum of each Pheasant Pen's Bear, each Houston Insectarium's Pigeon Loft and each Insectarium of Chicago's Animal. The number of each Pheasant Pen's Hippopotamus equals 0. The number of each Hippopotamus's Fetlock equals 0. The number of each Insectarium of Chicago's Pigeon Loft equals the sum of each Pheasant Pen's Hippopotamus and each Pheasant Pen's Bear. The number of each Hippopotamus's Middle Phalanges equals 10. The number of each Bear's Fetlock equals 2. The number of each Pigeon Loft's Bear equals the sum of each Pigeon Loft's Hippopotamus and each Hippopotamus's Middle Phalanges. The number of each Insectarium of Chicago's Pheasant Pen equals 12 times as much as the sum of each Hippopotamus's Middle Phalanges and each Pigeon Loft's Hippopotamus. The number of each Pheasant Pen's Bear equals 6 times as much as each Pheasant Pen's Hippopotamus. The number of each Houston Insectarium's Pigeon Loft equals 4. How many Bear does Pheasant Pen have?

Define Pheasant Pen's Hippopotamus as t; so t = 0. Define Pheasant Pen's Bear as Q; so Q = 6 * t = 6 * 0 = 0.

0

med

The number of each Dove's Caudal Fin Rays equals 10. The number of each Piranha Pond's Eagle equals 0. The number of each Eagle's Dorsal Fin Rays equals each Kelp Forest Tank's Eagle. The number of each Kelp Forest Tank's Dove equals 4. The number of each Eagle's Caudal Fin Rays equals 2. The number of each Dove's Dorsal Fin Rays equals 12 times as much as each Kelp Forest Tank's Dove. The number of each Piranha Pond's Dove equals 5 times as much as the sum of each Kelp Forest Tank's Eagle and each Eagle's Dorsal Fin Rays. The number of each Kelp Forest Tank's Eagle equals 18. How many Dove does Kelp Forest Tank have?

Define Eagle's Dorsal Fin Rays as BACK. Define Piranha Pond's Animal as BACK. Define Eagle's Bone as BACK. Define Kelp Forest Tank's Dove as x; so x = 4.

4

med

The number of each Iguana's Pastern Bone equals 3. The number of each Eagle Eyrie's Monitor Lizard equals 2. The number of each Monitor Lizard's Pastern Bone equals each Iguana's Radius. The number of each Iguana's Radius equals each Crane Courtyard's Iguana. The number of each Monitor Lizard's Radius equals each Iguana's Bone. The number of each Crane Courtyard's Iguana equals 21. The number of each Eagle Eyrie's Iguana equals each Monitor Lizard's Radius. The number of each Crane Courtyard's Monitor Lizard equals 15 times as much as each Eagle Eyrie's Monitor Lizard. How many Radius does Monitor Lizard have?

Define Crane Courtyard's Iguana as W; so W = 21. Define Monitor Lizard's Radius as BACK. Define Iguana's Pastern Bone as P; so P = 3. Define Iguana's Radius as a; so a = W = 21. Define Iguana's Bone as y; so y = a + P = 21 + 3 = 1. Define Monitor Lizard's Radius as x; so x = y = 1.

1

med

The number of each EduLink Online's Golf Practice Area equals each NetLearn Institute's Football Field. The number of each Football Field's Hydration Backpack equals 7 times as much as the sum of each Football Field's Gym Backpack and each EduLink Online's Archery Range. The number of each Football Field's Gym Backpack equals each Gym Backpack's Glitter. The number of each EduLink Online's Rock Climbing Wall equals each EduLink Online's Archery Range. The number of each NetEdge College's Rock Climbing Wall equals 2 times as much as each NetLearn Institute's Football Field. The number of each Fitness Backpack's Masking Tape equals the sum of each Fitness Backpack's Glitter and each Gym Backpack's Masking Tape. The number of each Hydration Backpack's Drawing Board equals 22 more than the sum of each Gym Backpack's Spray Paint and each Gym Backpack's Masking Tape. The number of each Rock Climbing Wall's Fitness Backpack equals each Football Field's Gym Backpack. The number of each Fitness Backpack's Glitter equals 12. The number of each Golf Practice Area's Gym Backpack equals the difference of each EduLink Online's Rock Climbing Wall and each NetLearn Institute's Golf Practice Area. The number of each Archery Range's Shoe Compartment Backpack equals 19 times as much as the sum of each Gym Backpack's Masking Tape, each Gym Backpack's Spray Paint and each Fitness Backpack's Masking Tape. The number of each Fitness Backpack's Drawing Board equals 17. The number of each Gym Backpack's Spray Paint equals 15. The number of each Archery Range's Fitness Backpack equals 15 times as much as each Football Field's Gym Backpack. The number of each NetLearn Institute's Golf Practice Area equals the sum of each Football Field's Backpack and each Gym Backpack's Glitter. The number of each EduLink Online's Archery Range equals 6. The number of each Shoe Compartment Backpack's Masking Tape equals each EduLink Online's Classroom. The number of each Rock Climbing Wall's Shoe Compartment Backpack equals each Fitness Backpack's Glitter. The number of each Gym Backpack's Glitter equals 1 times as much as each Shoe Compartment Backpack's Masking Tape. The number of each Gym Backpack's Masking Tape equals 17 more than each Gym Backpack's Spray Paint. The number of each NetLearn Institute's Football Field equals 18 times as much as each EduLink Online's Archery Range. The number of each EduWeb Academy's Rock Climbing Wall equals 16 more than each EduLink Online's Classroom. The number of each Golf Practice Area's Fitness Backpack equals 4 more than each NetLearn Institute's Golf Practice Area. How many Backpack does Golf Practice Area have?

Define Fitness Backpack's Masking Tape as BACK. Define Shoe Compartment Backpack's Stationery as BACK. Define EduWeb Academy's Classroom as BACK. Define EduWeb Academy's Rock Climbing Wall as BACK. Define Gym Backpack's Stationery as BACK. Define EduLink Online's Archery Range as k; so k = 6. Define Archery Range's Fitness Backpack as BACK. Define Football Field's Gym Backpack as BACK. Define Gym Backpack's Stationery as BACK. Define NetEdge College's Rock Climbing Wall as BACK. Define NetLearn Institute's Football Field as C; so C = 18 * k = 18 * 6 = 16. Define Fitness Backpack's Stationery as BACK. Define EduLink Online's Rock Climbing Wall as w; so w = k = 6. Define NetEdge College's Backpack as BACK. Define Hydration Backpack's Stationery as BACK. Define Golf Practice Area's Fitness Backpack as BACK. Define Shoe Compartment Backpack's Stationery as BACK. Define NetLearn Institute's Classroom as BACK. Define Archery Range's Shoe Compartment Backpack as BACK. Define EduLink Online's Golf Practice Area as E; so E = C = 16. Define EduLink Online's Classroom as Q; y = k + w = 6 + 6 = 12; so Q = y + E = 12 + 16 = 5. Define NetEdge College's Backpack as BACK. Define Shoe Compartment Backpack's Masking Tape as I; so I = Q = 5. Define NetEdge College's Classroom as BACK. Define NetLearn Institute's Golf Practice Area as BACK. Define Golf Practice Area's Backpack as BACK. Define Hydration Backpack's Stationery as BACK. Define Rock Climbing Wall's Backpack as BACK. Define Gym Backpack's Glitter as m; so m = 1 * I = 1 * 5 = 5. Define Football Field's Gym Backpack as v; so v = m = 5. Define Football Field's Stationery as BACK. Define Football Field's Hydration Backpack as q; W = v + k = 5 + 6 = 11; so q = 7 * W = 7 * 11 = 8. Define EduLink Online's Stationery as BACK. Define Fitness Backpack's Stationery as BACK. Define Rock Climbing Wall's Backpack as BACK. Define Hydration Backpack's Drawing Board as BACK. Define Football Field's Backpack as X; so X = q + v = 8 + 5 = 13. Define EduWeb Academy's Stationery as BACK. Define NetLearn Institute's Golf Practice Area as r; so r = X + m = 13 + 5 = 18. Define Golf Practice Area's Fitness Backpack as s; so s = 4 + r = 4 + 18 = 22. Define Golf Practice Area's Gym Backpack as z; so z = w - r = 6 - 18 = 11. Define EduLink Online's Backpack as BACK. Define Golf Practice Area's Backpack as U; so U = z + s = 11 + 22 = 10.

10

hard

The number of each Esophagus's Myoblasts equals 8 times as much as the difference of each Anus's Myoblasts and each Pharynx's Extraocular Muscle Cells. The number of each Mouth's Diaphragm Muscle Cells equals 21 times as much as each Mouth's Cardiac Muscle Cells. The number of each Anus's Diaphragm Muscle Cells equals 6 times as much as each Anus's Myoblasts. The number of each Esophagus's Extraocular Muscle Cells equals the sum of each Pharynx's Diaphragm Muscle Cells, each Mouth's Cells, each Mouth's Cardiac Muscle Cells and each Mouth's Diaphragm Muscle Cells. The number of each Pharynx's Cardiac Muscle Cells equals each Pharynx's Extraocular Muscle Cells. The number of each Esophagus's Diaphragm Muscle Cells equals each Anus's Myoblasts. The number of each Mouth's Extraocular Muscle Cells equals 2. The number of each Mouth's Myoblasts equals 16 more than each Pharynx's Diaphragm Muscle Cells. The number of each Anus's Myoblasts equals 22. The number of each Pharynx's Diaphragm Muscle Cells equals 15 more than each Mouth's Cardiac Muscle Cells. The number of each Pharynx's Extraocular Muscle Cells equals 14. The number of each Mouth's Cardiac Muscle Cells equals 13. The number of each Anus's Extraocular Muscle Cells equals the sum of each Mouth's Myoblasts, each Mouth's Cells and each Mouth's Extraocular Muscle Cells. The number of each Esophagus's Cardiac Muscle Cells equals each Pharynx's Extraocular Muscle Cells. The number of each Pharynx's Myoblasts equals the sum of each Mouth's Cells, each Mouth's Cardiac Muscle Cells, each Mouth's Extraocular Muscle Cells and each Anus's Extraocular Muscle Cells. The number of each Anus's Cardiac Muscle Cells equals each Mouth's Cardiac Muscle Cells. How many Cells does Mouth have?

Define Pharynx's Cells as BACK. Define Mouth's Cardiac Muscle Cells as Y; so Y = 13. Define Pharynx's Cells as BACK. Define Pharynx's Diaphragm Muscle Cells as l; so l = 15 + Y = 15 + 13 = 5. Define Mouth's Myoblasts as B; so B = 16 + l = 16 + 5 = 21. Define Anus's Cells as BACK. Define Esophagus's Cells as BACK. Define Mouth's Extraocular Muscle Cells as Q; so Q = 2. Define Esophagus's Myoblasts as BACK. Define Esophagus's Extraocular Muscle Cells as BACK. Define Pharynx's Cardiac Muscle Cells as BACK. Define Mouth's Cells as BACK. Define Anus's Extraocular Muscle Cells as BACK. Define Mouth's Diaphragm Muscle Cells as N; so N = 21 * Y = 21 * 13 = 20. Define Pharynx's Myoblasts as BACK. Define Esophagus's Extraocular Muscle Cells as BACK. Define Esophagus's Diaphragm Muscle Cells as BACK. Define Anus's Diaphragm Muscle Cells as BACK. Define Pharynx's Cardiac Muscle Cells as BACK. Define Anus's Cells as BACK. Define Mouth's Cells as A; E = Y + Q = 13 + 2 = 15; x = E + N = 15 + 20 = 12; so A = x + B = 12 + 21 = 10.

10

hard

The number of each Pleasant Hill Primary's Botany Lab equals 20 times as much as each Springfield Primary's Botany Lab. The number of each Springfield Primary's Botany Lab equals 11. The number of each Botany Lab's Athletic Backpack equals 2 times as much as each Pleasant Hill Primary's Computer Science Lab. The number of each Springfield Primary's Computer Science Lab equals 5 times as much as each Pleasant Hill Primary's Classroom. The number of each Botany Lab's Sturdy Backpack equals 6. The number of each Computer Science Lab's Sturdy Backpack equals 13 times as much as each Computer Science Lab's Athletic Backpack. The number of each Computer Science Lab's Athletic Backpack equals 15 more than each Springfield Primary's Computer Science Lab. The number of each Pleasant Hill Primary's Computer Science Lab equals 4. How many Backpack does Computer Science Lab have?

Define Computer Science Lab's Sturdy Backpack as BACK. Define Springfield Primary's Botany Lab as Q; so Q = 11. Define Computer Science Lab's Backpack as BACK. Define Pleasant Hill Primary's Botany Lab as w; so w = 20 * Q = 20 * 11 = 13. Define Computer Science Lab's Sturdy Backpack as BACK. Define Pleasant Hill Primary's Computer Science Lab as I; so I = 4. Define Computer Science Lab's Backpack as BACK. Define Pleasant Hill Primary's Classroom as c; so c = I + w = 4 + 13 = 17. Define Springfield Primary's Backpack as BACK. Define Computer Science Lab's Backpack as BACK. Define Springfield Primary's Computer Science Lab as i; so i = 5 * c = 5 * 17 = 16. Define Pleasant Hill Primary's Backpack as BACK. Define Computer Science Lab's Athletic Backpack as p; so p = 15 + i = 15 + 16 = 8. Define Springfield Primary's Backpack as BACK. Define Computer Science Lab's Sturdy Backpack as F; so F = 13 * p = 13 * 8 = 12. Define Computer Science Lab's Backpack as y; so y = F + p = 12 + 8 = 20.

20

med

The number of each Meerkat Manor's Hellbender equals 4. The number of each Lemur Island's Hellbender equals 4. The number of each Wolf Woods's Caecilian equals each Wolf Woods's Hellbender. The number of each Lemur Island's Caecilian equals 10 more than the difference of each Lemur Island's Hellbender and each Wolf Woods's Mudskipper. The number of each Wolf Woods's Mudskipper equals 3. The number of each Lemur Island's Mudskipper equals 16 more than the sum of each Meerkat Manor's Hellbender and each Lemur Island's Hellbender. The number of each Meerkat Manor's Caecilian equals each Wolf Woods's Hellbender. The number of each Meerkat Manor's Mudskipper equals each Meerkat Manor's Hellbender. The number of each Wolf Woods's Hellbender equals the difference of each Lemur Island's Hellbender and each Wolf Woods's Mudskipper. How many Mudskipper does Meerkat Manor have?

Define Meerkat Manor's Hellbender as M; so M = 4. Define Meerkat Manor's Mudskipper as E; so E = M = 4.

4

med

The number of each Pine Ridge Elementary's Basketball Court equals 13. The number of each Weight Training Room's Musical Instrument Backpack equals each Weight Training Room's Fashion Backpack. The number of each Woodland Elementary's Weight Training Room equals each Pleasant Hill Primary's Backpack. The number of each Pleasant Hill Primary's Weight Training Room equals 12 times as much as each Badminton Court's Backpack. The number of each Weight Training Room's Fishing Backpack equals 6. The number of each Badminton Court's Fishing Backpack equals the sum of each Badminton Court's Fashion Backpack and each Baseball Field's Diaper Backpack. The number of each Basketball Court's Musical Instrument Backpack equals the sum of each Weight Training Room's Musical Instrument Backpack, each Pleasant Hill Primary's Classroom and each Badminton Court's Fashion Backpack. The number of each Springfield Primary's Badminton Court equals 22. The number of each Baseball Field's Fishing Backpack equals 15. The number of each Badminton Court's Fashion Backpack equals 4 times as much as each Baseball Field's Diaper Backpack. The number of each Weight Training Room's Diaper Backpack equals 11 times as much as each Badminton Court's Fishing Backpack. The number of each Pine Ridge Elementary's Weight Training Room equals the sum of each Pine Ridge Elementary's Basketball Court, each Pleasant Hill Primary's Weight Training Room, each Badminton Court's Diaper Backpack and each Baseball Field's Fishing Backpack. The number of each Springfield Primary's Baseball Field equals each Badminton Court's Diaper Backpack. The number of each Baseball Field's Diaper Backpack equals 15 more than each Baseball Field's Fishing Backpack. The number of each Weight Training Room's Fashion Backpack equals each Pleasant Hill Primary's Classroom. The number of each Springfield Primary's Weight Training Room equals 5 times as much as each Pine Ridge Elementary's Basketball Court. The number of each Badminton Court's Diaper Backpack equals each Baseball Field's Backpack. The number of each Woodland Elementary's Baseball Field equals 21 more than each Pine Ridge Elementary's Basketball Court. How many Backpack does Basketball Court have?

Define Weight Training Room's Backpack as BACK. Define Baseball Field's Fishing Backpack as F; so F = 15. Define Baseball Field's Diaper Backpack as P; so P = 15 + F = 15 + 15 = 7. Define Baseball Field's Backpack as C; so C = P + F = 7 + 15 = 22. Define Woodland Elementary's Backpack as BACK. Define Badminton Court's Fishing Backpack as BACK. Define Badminton Court's Fashion Backpack as D; so D = 4 * P = 4 * 7 = 5. Define Woodland Elementary's Classroom as BACK. Define Badminton Court's Diaper Backpack as g; so g = C = 22. Define Pine Ridge Elementary's Weight Training Room as BACK. Define Pleasant Hill Primary's Backpack as BACK. Define Weight Training Room's Musical Instrument Backpack as BACK. Define Springfield Primary's Classroom as BACK. Define Woodland Elementary's Classroom as BACK. Define Weight Training Room's Diaper Backpack as BACK. Define Badminton Court's Fishing Backpack as f; so f = D + P = 5 + 7 = 12. Define Badminton Court's Backpack as q; y = g + f = 22 + 12 = 11; so q = y + D = 11 + 5 = 16. Define Springfield Primary's Weight Training Room as BACK. Define Pleasant Hill Primary's Backpack as BACK. Define Pine Ridge Elementary's Backpack as BACK. Define Pleasant Hill Primary's Weight Training Room as X; so X = 12 * q = 12 * 16 = 8. Define Basketball Court's Musical Instrument Backpack as BACK. Define Woodland Elementary's Weight Training Room as BACK. Define Springfield Primary's Classroom as BACK. Define Woodland Elementary's Classroom as BACK. Define Pleasant Hill Primary's Classroom as U; so U = X = 8. Define Springfield Primary's Backpack as BACK. Define Pine Ridge Elementary's Classroom as BACK. Define Weight Training Room's Fashion Backpack as p; so p = U = 8. Define Weight Training Room's Musical Instrument Backpack as x; so x = p = 8. Define Basketball Court's Musical Instrument Backpack as v; H = x + U = 8 + 8 = 16; so v = H + D = 16 + 5 = 21. Define Pleasant Hill Primary's Backpack as BACK. Define Woodland Elementary's Classroom as BACK. Define Basketball Court's Backpack as Z; so Z = v = 21.

21

hard

The number of each Crestwood Secondary's Gymnasium equals 1 times as much as each Canvas Backpack's Stamp. The number of each Fashion School Backpack's Craft Knife equals each Crestwood Secondary's Classroom. The number of each Aerobics Studio's Canvas Backpack equals each Anti-Theft Backpack's Stationery. The number of each Crestwood Secondary's Aerobics Studio equals each Anti-Theft Backpack's Stationery. The number of each Padded Backpack's Gouache equals each Canvas Backpack's Embossing Powder. The number of each Canvas Backpack's Stamp equals each Aerobics Studio's Backpack. The number of each Aerobics Studio's Anti-Theft Backpack equals each Canvas Backpack's Embossing Powder. The number of each Gymnasium's Fashion School Backpack equals each Gymnasium's Padded Backpack. The number of each Canvas Backpack's Embossing Powder equals each Gymnasium's Fashion School Backpack. The number of each Gymnasium's Padded Backpack equals 4. How many Craft Knife does Fashion School Backpack have?

Define Gymnasium's Fashion School Backpack as BACK. Define Crestwood Secondary's Gymnasium as BACK. Define Gymnasium's Padded Backpack as L; so L = 4. Define Aerobics Studio's Stationery as BACK. Define Gymnasium's Fashion School Backpack as v; so v = L = 4. Define Canvas Backpack's Embossing Powder as p; so p = v = 4. Define Crestwood Secondary's Classroom as BACK. Define Aerobics Studio's Anti-Theft Backpack as A; so A = p = 4. Define Anti-Theft Backpack's Stationery as Q; so Q = 0. Define Crestwood Secondary's Gymnasium as BACK. Define Padded Backpack's Stationery as BACK. Define Gymnasium's Stationery as BACK. Define Aerobics Studio's Canvas Backpack as U; so U = Q = 0. Define Canvas Backpack's Stamp as BACK. Define Crestwood Secondary's Classroom as BACK. Define Padded Backpack's Stationery as BACK. Define Aerobics Studio's Backpack as z; so z = U + A = 0 + 4 = 4. Define Gymnasium's Stationery as BACK. Define Canvas Backpack's Stamp as K; so K = z = 4. Define Crestwood Secondary's Gymnasium as B; so B = 1 * K = 1 * 4 = 4. Define Crestwood Secondary's Backpack as BACK. Define Crestwood Secondary's Aerobics Studio as W; so W = Q = 0. Define Gymnasium's Stationery as BACK. Define Crestwood Secondary's Classroom as d; so d = W + B = 0 + 4 = 4. Define Fashion School Backpack's Craft Knife as J; so J = d = 4.

4

med

The number of each Vulture Valley's Flamingo equals the sum of each SeaWorld Orlando's Vulture Valley and each Dallas World Aquarium's Pheasant Pen. The number of each Flamingo's Pelvic Fin Rays equals 15. The number of each Hummingbird's Dorsal Fin Rays equals 13. The number of each SeaWorld Orlando's Pheasant Pen equals 20 times as much as each Hummingbird's Dorsal Fin Rays. The number of each Hummingbird's Pelvic Fin Rays equals each SeaWorld Orlando's Pheasant Pen. The number of each Monterey Bay Aquarium's Vulture Valley equals 10 more than each SeaWorld Orlando's Vulture Valley. The number of each Vulture Valley's Hummingbird equals 18 times as much as the difference of each Pheasant Pen's Flamingo and each Flamingo's Pelvic Fin Rays. The number of each Monterey Bay Aquarium's Pheasant Pen equals each Dallas World Aquarium's Vulture Valley. The number of each Pheasant Pen's Hummingbird equals 1 times as much as each Vulture Valley's Hummingbird. The number of each SeaWorld Orlando's Vulture Valley equals 14. The number of each Flamingo's Dorsal Fin Rays equals 21. The number of each Dallas World Aquarium's Vulture Valley equals 14 more than the sum of each Hummingbird's Bone and each Pheasant Pen's Hummingbird. The number of each Dallas World Aquarium's Pheasant Pen equals 6 times as much as the sum of each Pheasant Pen's Flamingo, each Flamingo's Pelvic Fin Rays and each Vulture Valley's Hummingbird. The number of each Flamingo's Prezygapophyses equals each Flamingo's Pelvic Fin Rays. The number of each Pheasant Pen's Flamingo equals 4. The number of each Hummingbird's Prezygapophyses equals each SeaWorld Orlando's Pheasant Pen. How many Bone does Hummingbird have?

Define Hummingbird's Dorsal Fin Rays as G; so G = 13. Define Dallas World Aquarium's Enclosure as BACK. Define SeaWorld Orlando's Pheasant Pen as Y; so Y = 20 * G = 20 * 13 = 7. Define Vulture Valley's Hummingbird as BACK. Define Hummingbird's Prezygapophyses as P; so P = Y = 7. Define Vulture Valley's Bone as BACK. Define Dallas World Aquarium's Animal as BACK. Define Flamingo's Bone as BACK. Define Hummingbird's Pelvic Fin Rays as R; so R = Y = 7. Define Vulture Valley's Animal as BACK. Define Dallas World Aquarium's Animal as BACK. Define Vulture Valley's Hummingbird as BACK. Define SeaWorld Orlando's Animal as BACK. Define SeaWorld Orlando's Bone as BACK. Define Hummingbird's Bone as d; v = R + P = 7 + 7 = 14; so d = v + G = 14 + 13 = 4.

4

med

The number of each Seattle Aquarium's Tropical Fish Tanks equals each Seattle Aquarium's Crustacean Cove. The number of each Tropical Fish Tanks's Boa Constrictor equals each Seattle Aquarium's Tropical Fish Tanks. The number of each Crustacean Cove's Gila Monster equals 10 times as much as each Freshwater Fish Exhibit's Animal. The number of each National Aquarium's Freshwater Fish Exhibit equals 20. The number of each Tropical Fish Tanks's Gecko equals 2 more than each National Aquarium's Shark Tank. The number of each Seattle Aquarium's Crustacean Cove equals 6. The number of each SeaWorld Orlando's Shark Tank equals 13 times as much as each Seattle Aquarium's Enclosure. The number of each Seattle Aquarium's Shark Tank equals 6 times as much as the sum of each Seattle Aquarium's Crustacean Cove and each Seattle Aquarium's Tropical Fish Tanks. The number of each Tropical Fish Tanks's Python equals the difference of each SeaWorld Orlando's Animal and each Seattle Aquarium's Tropical Fish Tanks. The number of each National Aquarium's Shark Tank equals 21. The number of each Tropical Fish Tanks's Gila Monster equals 9. How many Python does Tropical Fish Tanks have?

Define Tropical Fish Tanks's Python as BACK. Define Seattle Aquarium's Crustacean Cove as y; so y = 6. Define Seattle Aquarium's Tropical Fish Tanks as S; so S = y = 6. Define Seattle Aquarium's Shark Tank as O; j = y + S = 6 + 6 = 12; so O = 6 * j = 6 * 12 = 3. Define SeaWorld Orlando's Enclosure as BACK. Define Seattle Aquarium's Enclosure as m; r = y + O = 6 + 3 = 9; so m = r + S = 9 + 6 = 15. Define SeaWorld Orlando's Shark Tank as g; so g = 13 * m = 13 * 15 = 11. Define Crustacean Cove's Animal as BACK. Define Shark Tank's Animal as L; so L = 0. Define National Aquarium's Animal as BACK. Define Seattle Aquarium's Animal as BACK. Define Crustacean Cove's Gila Monster as BACK. Define SeaWorld Orlando's Animal as c; so c = g * L = 11 * 0 = 0. Define Tropical Fish Tanks's Python as B; so B = c - S = 0 - 6 = 17.

17

med

The number of each Sinuses's Lymphocytes equals 14. The number of each Moray Eel's Nasopharynx equals each Sinuses's Monocytes. The number of each Moray Eel's Trachea equals each Blue Whale's Organs. The number of each Sinuses's Monocytes equals 2 more than the sum of each Manatee's Cells, each Manatee's Organs and each Trachea's Cells. The number of each Moray Eel's Pleural Cavity equals each Sinuses's B Cells. The number of each Nasopharynx's Plasma Cells equals 0. The number of each Seahorse's Sinuses equals each Sinuses's B Cells. The number of each Sinuses's B Cells equals 20. How many Lymphocytes does Sinuses have?

Define Sinuses's Lymphocytes as R; so R = 14.

14

hard

The number of each The Fresh Market's Canned Olives equals 21. The number of each Canned Chicken's Carrot equals the sum of each The Fresh Market's Ingredient and each Fresh Thyme Market's Ingredient. The number of each Canned Tomatoes's Onion equals each Canned Chicken's Carrot. The number of each Lakewinds Food Co-op's Canned Tomatoes equals 6. The number of each Lakewinds Food Co-op's Canned Chicken equals 1 more than each The Fresh Market's Canned Olives. The number of each Canned Tomatoes's Sweet Corn equals 18 more than the sum of each The Fresh Market's Canned Olives and each Lakewinds Food Co-op's Canned Chicken. How many Canned Tomatoes does Lakewinds Food Co-op have?

Define Lakewinds Food Co-op's Canned Tomatoes as G; so G = 6.

6

med

The number of each Carry-On Backpack's Mechanical Pencil equals 16. The number of each Riverdale Community College's Archeology Lab equals 1 times as much as each Carry-On Backpack's Whiteboard Marker. The number of each Crescent College's Journalism Lab equals each Weekender Backpack's Text Marker. The number of each Journalism Lab's Carry-On Backpack equals 19 more than each Lakefront Community College's Classroom. The number of each Political Science Room's Compression Backpack equals each Archeology Lab's Weekender Backpack. The number of each Lakefront Community College's Archeology Lab equals each Political Science Room's Weekender Backpack. The number of each Journalism Lab's Wheeled Backpack equals each Crescent College's Journalism Lab. The number of each Pine Valley College's Journalism Lab equals 2. The number of each Archeology Lab's Wheeled Backpack equals 2 times as much as the sum of each Lakefront Community College's Archeology Lab and each Pine Valley College's Business Management Room. The number of each Carry-On Backpack's Whiteboard Marker equals the sum of each Political Science Room's Weekender Backpack, each Lakefront Community College's Classroom, each Journalism Lab's Carry-On Backpack and each Lakefront Community College's Journalism Lab. The number of each Compression Backpack's Whiteboard Marker equals 11. The number of each Weekender Backpack's Brush Pen equals 13. The number of each Lakefront Community College's Political Science Room equals 11. The number of each Lakefront Community College's Journalism Lab equals each Weekender Backpack's Brush Pen. The number of each Archeology Lab's Weekender Backpack equals 5 more than the sum of each Lakefront Community College's Political Science Room, each Political Science Room's Weekender Backpack and each Lakefront Community College's Archeology Lab. The number of each Carry-On Backpack's Text Marker equals the sum of each Lakefront Community College's Classroom, each Business Management Room's Backpack, each Weekender Backpack's Brush Pen and each Political Science Room's Weekender Backpack. The number of each Wheeled Backpack's Whiteboard Marker equals each Riverdale Community College's Archeology Lab. The number of each Weekender Backpack's Text Marker equals 9 more than the difference of each Lakefront Community College's Archeology Lab and each Archeology Lab's Weekender Backpack. The number of each Archeology Lab's Carry-On Backpack equals 17 more than each Lakefront Community College's Political Science Room. The number of each Wheeled Backpack's Brush Pen equals each Lakefront Community College's Archeology Lab. The number of each Pine Valley College's Business Management Room equals the difference of each Wheeled Backpack's Brush Pen and each Archeology Lab's Carry-On Backpack. The number of each Political Science Room's Weekender Backpack equals 4 more than each Lakefront Community College's Political Science Room. How many Journalism Lab does Lakefront Community College have?

Define Political Science Room's Backpack as BACK. Define Riverdale Community College's Stationery as BACK. Define Weekender Backpack's Brush Pen as p; so p = 13. Define Lakefront Community College's Journalism Lab as g; so g = p = 13.

13

hard

The number of each Donuts's Wild Rice equals the difference of each Thrive Market's Tortillas and each Boxed's Product. The number of each Boxed's Bagels equals the sum of each Thrive Market's Tortillas, each Bagels's Wild Rice, each Amazon Fresh's Donuts and each Tortillas's Rye. The number of each Donuts's Rye equals 14. The number of each Tortillas's Rye equals 17 more than the sum of each Bagels's Wild Rice, each Thrive Market's Tortillas and each Boxed's Tortillas. The number of each Tortillas's White Rice equals each Thrive Market's Product. The number of each Bagels's White Rice equals the difference of each Amazon Fresh's Donuts and each Thrive Market's Tortillas. The number of each Amazon Fresh's Bagels equals each Thrive Market's Product. The number of each Bagels's Wild Rice equals 6. The number of each Amazon Fresh's Donuts equals 13. The number of each Boxed's Tortillas equals each Thrive Market's Product. The number of each Thrive Market's Tortillas equals 7 times as much as each Bagels's Wild Rice. The number of each Bagels's Rye equals each Boxed's Product. How many Tortillas does Boxed have?

Define Bagels's Wild Rice as M; so M = 6. Define Thrive Market's Tortillas as V; so V = 7 * M = 7 * 6 = 19. Define Thrive Market's Product as l; so l = V = 19. Define Boxed's Tortillas as E; so E = l = 19.

19

hard

The number of each MOM's Organic Market's Canned Sauces equals 8. The number of each Canned Sauces's Zucchini equals 16. The number of each Canned Broth's Onion equals 21 more than each Media District's Supermarket. The number of each Industrial District's Trader Joe's equals each Canned Broth's Onion. The number of each Canned Sauces's Kale equals each Canned Sauces's Zucchini. The number of each Media District's MOM's Organic Market equals the difference of each Canned Sauces's Ingredient and each Canned Sauces's Kale. The number of each MOM's Organic Market's Canned Broth equals 13 more than each MOM's Organic Market's Canned Sauces. The number of each MOM's Organic Market's Canned Milk equals 0. The number of each Industrial District's Dean's Natural Food Market equals each Canned Sauces's Kale. How many Supermarket does Industrial District have?

Define Canned Sauces's Zucchini as R; so R = 16. Define Media District's Supermarket as BACK. Define Industrial District's Supermarket as BACK. Define Canned Sauces's Kale as x; so x = R = 16. Define Canned Sauces's Ingredient as s; so s = R + x = 16 + 16 = 9. Define Canned Broth's Onion as BACK. Define MOM's Organic Market's Canned Broth as BACK. Define Media District's MOM's Organic Market as w; so w = s - x = 9 - 16 = 16. Define Industrial District's Dean's Natural Food Market as P; so P = x = 16. Define Industrial District's Supermarket as BACK. Define MOM's Organic Market's Product as BACK. Define Industrial District's Trader Joe's as BACK. Define Media District's Supermarket as f; so f = w = 16. Define Canned Broth's Onion as l; so l = 21 + f = 21 + 16 = 14. Define MOM's Organic Market's Ingredient as BACK. Define MOM's Organic Market's Canned Broth as BACK. Define Industrial District's Trader Joe's as C; so C = l = 14. Define Industrial District's Supermarket as N; so N = C + P = 14 + 16 = 7.

7

hard

The number of each The Fresh Market's Hot Chocolate equals each Trader Joe's's Hot Chocolate. The number of each Trader Joe's's Hot Chocolate equals 2. The number of each Lazy Acres Natural Market's Hot Chocolate equals 7. The number of each The Fresh Market's Protein Shakes equals 12 more than each The Fresh Market's Hot Chocolate. The number of each Lazy Acres Natural Market's Protein Shakes equals each The Fresh Market's Hot Chocolate. The number of each Trader Joe's's Protein Shakes equals the difference of each The Fresh Market's Hot Chocolate and each Lazy Acres Natural Market's Product. How many Protein Shakes does The Fresh Market have?

Define Trader Joe's's Hot Chocolate as W; so W = 2. Define The Fresh Market's Hot Chocolate as j; so j = W = 2. Define The Fresh Market's Protein Shakes as M; so M = 12 + j = 12 + 2 = 14.

14

hard

The number of each Toronto Zoo's Tarantula Terrarium equals each Flounder's Carpometacarpus. The number of each Tarantula Terrarium's Flounder equals the sum of each Singapore Zoo's Animal, each Singapore Zoo's Enclosure and each Bass's Bone. The number of each Singapore Zoo's Butterfly Garden equals 20 times as much as the sum of each Bass's Bone, each Flounder's Carpometacarpus and each Toronto Zoo's Enclosure. The number of each Flounder's Ulna equals the sum of each Toronto Zoo's Enclosure, each Toronto Zoo's Butterfly Garden and each Bass's Bone. The number of each Bass's Carpometacarpus equals 1. The number of each Flounder's Carpometacarpus equals 19 more than each Bass's Carpometacarpus. The number of each Butterfly Garden's Bass equals 14 times as much as the sum of each Toronto Zoo's Tarantula Terrarium, each Toronto Zoo's Enclosure and each Flounder's Ulna. The number of each Toronto Zoo's Butterfly Garden equals 5 times as much as each Toronto Zoo's Tarantula Terrarium. How many Butterfly Garden does Toronto Zoo have?

Define Bass's Carpometacarpus as k; so k = 1. Define Flounder's Carpometacarpus as j; so j = 19 + k = 19 + 1 = 20. Define Tarantula Terrarium's Bone as BACK. Define Toronto Zoo's Tarantula Terrarium as E; so E = j = 20. Define Toronto Zoo's Butterfly Garden as d; so d = 5 * E = 5 * 20 = 8.

8

hard

The number of each Virtual Scholars Academy's Gymnasium equals each WebWorld Institute's Badminton Court. The number of each NetLearn Institute's Table Tennis Room equals 0 more than the sum of each Virtual Scholars Academy's Classroom, each WebWorld Institute's Badminton Court and each Virtual Scholars Academy's Gymnasium. The number of each WebWorld Institute's Badminton Court equals 3. How many Table Tennis Room does NetLearn Institute have?

Define NetLearn Institute's Classroom as BACK. Define WebWorld Institute's Badminton Court as w; so w = 3. Define Virtual Scholars Academy's Gymnasium as n; so n = w = 3. Define NetLearn Institute's Classroom as BACK. Define Virtual Scholars Academy's Classroom as P; so P = n = 3. Define NetLearn Institute's Table Tennis Room as y; N = P + w = 3 + 3 = 6; W = N + n = 6 + 3 = 9; so y = 0 + W = 0 + 9 = 9.

9

hard

The number of each Automotive District's Morrisons equals the sum of each Aldi's Product, each Market District's Supermarket and each Lidl's Goat Cheese. The number of each Morrisons's Whipped Cream equals the difference of each Lidl's Ice Cream and each Lidl's Goat Cheese. The number of each Lidl's Ice Cream equals 14 times as much as the difference of each Lidl's Goat Cheese and each Market District's Lidl. The number of each Market District's Lidl equals 22. The number of each Lidl's Goat Cheese equals 2. The number of each Morrisons's Monterey Jack Cheese equals 0. The number of each Automotive District's Aldi equals 11 times as much as the sum of each Market District's Product, each Lidl's Product and each Lidl's Ice Cream. How many Aldi does Automotive District have?

Define Lidl's Goat Cheese as A; so A = 2. Define Market District's Lidl as s; so s = 22. Define Lidl's Ice Cream as Q; u = A - s = 2 - 22 = 3; so Q = 14 * u = 14 * 3 = 19. Define Lidl's Product as x; so x = A + Q = 2 + 19 = 21. Define Market District's Product as T; so T = s * x = 22 * 21 = 2. Define Automotive District's Aldi as g; B = T + x = 2 + 21 = 0; y = B + Q = 0 + 19 = 19; so g = 11 * y = 11 * 19 = 2.

2

med

The number of each Kiwi House's Cheetah equals the sum of each Aviary's Animal, each Aviary's Wolf, each Parrot Paradise's Kangaroo and each Aviary's Cheetah. The number of each Pheasant Pen's Kangaroo equals each Aviary's Wolf. The number of each Kiwi House's Kangaroo equals each Aviary's Wolf. The number of each Parrot Paradise's Kangaroo equals each Aviary's Animal. The number of each Aviary's Cheetah equals 8. The number of each Pheasant Pen's Monkey equals the difference of each Kiwi House's Monkey and each Aviary's Wolf. The number of each Kiwi House's Monkey equals the difference of each Aviary's Cheetah and each Aviary's Animal. The number of each Parrot Paradise's Cheetah equals the sum of each Aviary's Wolf, each Aviary's Cheetah, each Parrot Paradise's Kangaroo and each Kiwi House's Kangaroo. The number of each Aviary's Wolf equals 0. How many Cheetah does Aviary have?

Define Kiwi House's Kangaroo as BACK. Define Aviary's Cheetah as x; so x = 8.

8

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The number of each Peacock's Caudal Vertebrae 12 equals 6 times as much as each Finch's Caudal Vertebrae 12. The number of each Finch's Caudal Vertebrae 9 equals 22. The number of each Los Angeles Insectarium's Octopus Den equals each Phoenix Insectarium's Shark Tank. The number of each Phoenix Insectarium's Shark Tank equals 1 more than the difference of each Finch's Caudal Vertebrae 12 and each Peacock's Caudal Vertebrae 12. The number of each Shark Tank's Hummingbird equals each Coral Reef Exhibit's Animal. The number of each Coral Reef Exhibit's Finch equals 9. The number of each Phoenix Insectarium's Coral Reef Exhibit equals the sum of each Shark Tank's Animal, each Octopus Den's Hummingbird and each Los Angeles Insectarium's Coral Reef Exhibit. The number of each Finch's Caudal Vertebrae 12 equals 20. The number of each Octopus Den's Hummingbird equals the sum of each Shark Tank's Animal, each Coral Reef Exhibit's Finch, each Finch's Caudal Vertebrae 12 and each Shark Tank's Hummingbird. The number of each Los Angeles Insectarium's Coral Reef Exhibit equals the sum of each Finch's Caudal Vertebrae 12 and each Hummingbird's Caudal Vertebrae 8. The number of each Shark Tank's Peacock equals 10 times as much as each Shark Tank's Hummingbird. The number of each Octopus Den's Peacock equals the difference of each Shark Tank's Animal and each Coral Reef Exhibit's Animal. The number of each Hummingbird's Caudal Vertebrae 8 equals the difference of each Phoenix Insectarium's Shark Tank and each Peacock's Caudal Vertebrae 12. The number of each Los Angeles Insectarium's Shark Tank equals 22 times as much as the sum of each Finch's Caudal Vertebrae 12, each Los Angeles Insectarium's Coral Reef Exhibit and each Los Angeles Insectarium's Octopus Den. The number of each Hummingbird's Caudal Vertebrae 12 equals 8 more than the difference of each Octopus Den's Hummingbird and each Finch's Caudal Vertebrae 9. The number of each Insectarium of Boston's Coral Reef Exhibit equals 1. The number of each Phoenix Insectarium's Octopus Den equals the sum of each Phoenix Insectarium's Shark Tank, each Hummingbird's Caudal Vertebrae 8, each Peacock's Caudal Vertebrae 12 and each Finch's Caudal Vertebrae 12. The number of each Octopus Den's Finch equals 22. The number of each Shark Tank's Finch equals the difference of each Peacock's Caudal Vertebrae 9 and each Coral Reef Exhibit's Animal. The number of each Peacock's Caudal Vertebrae 9 equals each Coral Reef Exhibit's Finch. The number of each Insectarium of Boston's Octopus Den equals each Phoenix Insectarium's Shark Tank. How many Peacock does Octopus Den have?

Define Los Angeles Insectarium's Animal as BACK. Define Coral Reef Exhibit's Finch as O; so O = 9. Define Los Angeles Insectarium's Octopus Den as BACK. Define Hummingbird's Caudal Vertebrae 8 as BACK. Define Peacock's Caudal Vertebrae 12 as BACK. Define Insectarium of Boston's Bone as BACK. Define Insectarium of Boston's Octopus Den as BACK. Define Los Angeles Insectarium's Enclosure as BACK. Define Phoenix Insectarium's Coral Reef Exhibit as BACK. Define Phoenix Insectarium's Octopus Den as BACK. Define Shark Tank's Animal as BACK. Define Shark Tank's Peacock as BACK. Define Los Angeles Insectarium's Coral Reef Exhibit as BACK. Define Peacock's Bone as BACK. Define Los Angeles Insectarium's Bone as BACK. Define Coral Reef Exhibit's Animal as I; so I = O = 9. Define Shark Tank's Hummingbird as X; so X = I = 9. Define Peacock's Caudal Vertebrae 9 as Y; so Y = O = 9. Define Shark Tank's Peacock as i; so i = 10 * X = 10 * 9 = 21. Define Shark Tank's Finch as Q; so Q = Y - I = 9 - 9 = 0. Define Shark Tank's Animal as A; x = Q + i = 0 + 21 = 21; so A = x + X = 21 + 9 = 7. Define Octopus Den's Peacock as Z; so Z = A - I = 7 - 9 = 21.

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The number of each Chemistry Lab's Bookbag equals 18 times as much as each Inorganic Chemistry Lab's Backpack. The number of each Chemistry Lab's School Daypack equals 6 times as much as each DigitalEd School's Classroom. The number of each CyberAcademy's Ecology Lab equals 19. The number of each DigitalEd School's Chemistry Lab equals 10 times as much as each Ecology Lab's School Daypack. The number of each E-Study University's Ecology Lab equals each Chemistry Lab's School Daypack. The number of each Inorganic Chemistry Lab's School Daypack equals the sum of each Ecology Lab's Multi-Pocket Backpack and each CyberAcademy's Inorganic Chemistry Lab. The number of each DigitalEd School's Inorganic Chemistry Lab equals 12 more than the difference of each Ecology Lab's School Daypack and each DigitalEd School's Chemistry Lab. The number of each Ecology Lab's Multi-Pocket Backpack equals each CyberAcademy's Inorganic Chemistry Lab. The number of each Chemistry Lab's Multi-Pocket Backpack equals each Inorganic Chemistry Lab's School Daypack. The number of each Ecology Lab's School Daypack equals the sum of each Inorganic Chemistry Lab's School Daypack and each Inorganic Chemistry Lab's Multi-Pocket Backpack. The number of each Ecology Lab's Bookbag equals 7. The number of each CyberAcademy's Inorganic Chemistry Lab equals each Inorganic Chemistry Lab's Multi-Pocket Backpack. The number of each Inorganic Chemistry Lab's Multi-Pocket Backpack equals 15. How many Ecology Lab does E-Study University have?

Define Chemistry Lab's School Daypack as BACK. Define Inorganic Chemistry Lab's Multi-Pocket Backpack as K; so K = 15. Define CyberAcademy's Inorganic Chemistry Lab as E; so E = K = 15. Define Inorganic Chemistry Lab's Backpack as BACK. Define Ecology Lab's Multi-Pocket Backpack as j; so j = E = 15. Define Chemistry Lab's Backpack as BACK. Define Inorganic Chemistry Lab's School Daypack as A; so A = j + E = 15 + 15 = 7. Define Ecology Lab's School Daypack as O; so O = A + K = 7 + 15 = 22. Define DigitalEd School's Chemistry Lab as S; so S = 10 * O = 10 * 22 = 13. Define DigitalEd School's Inorganic Chemistry Lab as r; Q = O - S = 22 - 13 = 9; so r = 12 + Q = 12 + 9 = 21. Define Ecology Lab's Backpack as BACK. Define CyberAcademy's Classroom as BACK. Define Chemistry Lab's School Daypack as BACK. Define Chemistry Lab's Bookbag as BACK. Define DigitalEd School's Classroom as H; so H = S + r = 13 + 21 = 11. Define CyberAcademy's Classroom as BACK. Define CyberAcademy's Backpack as BACK. Define Chemistry Lab's School Daypack as N; so N = 6 * H = 6 * 11 = 20. Define E-Study University's Ecology Lab as W; so W = N = 20.

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The number of each Mermaid's Esophagus equals 18. The number of each Basilisk's Esophagus equals each Esophagus's Neutrophils. The number of each Duodenum's Neutrophils equals the difference of each Freshwater Lake's Creatures and each Freshwater Lake's Mermaid. The number of each Salivary Glands's T Cells equals 6 times as much as each Basilisk's Organs. The number of each Kelp Forest's Mermaid equals each Salivary Glands's Red Blood Cells. The number of each Banshee's Esophagus equals 2 more than each Salivary Glands's Red Blood Cells. The number of each Mermaid's Salivary Glands equals each Banshee's Duodenum. The number of each Banshee's Salivary Glands equals 12 times as much as the sum of each Basilisk's Cells, each Esophagus's T Cells and each Basilisk's Esophagus. The number of each Duodenum's Red Blood Cells equals 11. The number of each Freshwater Lake's Banshee equals each Freshwater Lake's Basilisk. The number of each Salivary Glands's Red Blood Cells equals 22. The number of each Freshwater Lake's Mermaid equals the sum of each Kelp Forest's Basilisk and each Esophagus's Neutrophils. The number of each Esophagus's Red Blood Cells equals 5. The number of each Banshee's Duodenum equals the sum of each Kelp Forest's Creatures and each Duodenum's Cells. The number of each Freshwater Lake's Basilisk equals 8 times as much as each Basilisk's Organs. The number of each Kelp Forest's Basilisk equals each Esophagus's Neutrophils. The number of each Esophagus's Neutrophils equals 16 more than each Duodenum's Red Blood Cells. The number of each Esophagus's T Cells equals 14. How many Neutrophils does Duodenum have?

Define Kelp Forest's Mermaid as BACK. Define Duodenum's Red Blood Cells as T; so T = 11. Define Freshwater Lake's Organs as BACK. Define Esophagus's Neutrophils as E; so E = 16 + T = 16 + 11 = 4. Define Freshwater Lake's Mermaid as BACK. Define Kelp Forest's Basilisk as U; so U = E = 4. Define Freshwater Lake's Mermaid as w; so w = U + E = 4 + 4 = 8. Define Mermaid's Organs as BACK. Define Basilisk's Esophagus as c; so c = E = 4. Define Basilisk's Organs as I; so I = c = 4. Define Mermaid's Salivary Glands as BACK. Define Kelp Forest's Mermaid as BACK. Define Freshwater Lake's Basilisk as y; so y = 8 * I = 8 * 4 = 9. Define Banshee's Duodenum as BACK. Define Freshwater Lake's Cells as BACK. Define Kelp Forest's Organs as BACK. Define Banshee's Esophagus as BACK. Define Mermaid's Salivary Glands as BACK. Define Kelp Forest's Creatures as BACK. Define Salivary Glands's Cells as BACK. Define Freshwater Lake's Banshee as z; so z = y = 9. Define Freshwater Lake's Creatures as t; m = y + w = 9 + 8 = 17; so t = m + z = 17 + 9 = 3. Define Banshee's Duodenum as BACK. Define Duodenum's Neutrophils as b; so b = t - w = 3 - 8 = 18.

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The number of each Yoga Mat Backpack's Correction Fluid equals 22 times as much as the sum of each Sports Ball Backpack's Stationery, each Sports Ball Backpack's Paper Clip and each Sports Ball Backpack's Correction Fluid. The number of each Sports Ball Backpack's Correction Fluid equals 13 times as much as each Sports Ball Backpack's Paper Clip. The number of each Sports Ball Backpack's Paper Clip equals 14. How many Correction Fluid does Yoga Mat Backpack have?

Define Sports Ball Backpack's Paper Clip as E; so E = 14. Define Yoga Mat Backpack's Stationery as BACK. Define Yoga Mat Backpack's Correction Fluid as BACK. Define Sports Ball Backpack's Stationery as BACK. Define Sports Ball Backpack's Correction Fluid as G; so G = 13 * E = 13 * 14 = 21. Define Yoga Mat Backpack's Stationery as BACK. Define Yoga Mat Backpack's Correction Fluid as BACK. Define Sports Ball Backpack's Stationery as m; so m = G + E = 21 + 14 = 12. Define Yoga Mat Backpack's Stationery as BACK. Define Yoga Mat Backpack's Correction Fluid as R; c = m + E = 12 + 14 = 3; p = c + G = 3 + 21 = 1; so R = 22 * p = 22 * 1 = 22.

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The number of each Dasht-e Lut's Wolf equals each Anteater's Mouth. The number of each Dasht-e Lut's Anteater equals 22 times as much as each Great Basin Desert's Wolf. The number of each Great Basin Desert's Wolf equals 16. The number of each Great Basin Desert's Anteater equals 17 more than each Great Basin Desert's Wolf. The number of each Wolf's Duodenum equals 11 times as much as each Wolf's Mouth. The number of each Wolf's Mouth equals 7. The number of each Anteater's Duodenum equals 16 times as much as each Dasht-e Lut's Creatures. The number of each Anteater's Mouth equals 2 times as much as the sum of each Great Basin Desert's Creatures, each Great Basin Desert's Wolf and each Great Basin Desert's Anteater. How many Duodenum does Anteater have?

Define Great Basin Desert's Wolf as Y; so Y = 16. Define Anteater's Mouth as BACK. Define Dasht-e Lut's Creatures as BACK. Define Dasht-e Lut's Organs as BACK. Define Wolf's Organs as BACK. Define Dasht-e Lut's Wolf as BACK. Define Great Basin Desert's Anteater as G; so G = 17 + Y = 17 + 16 = 10. Define Great Basin Desert's Creatures as T; so T = Y + G = 16 + 10 = 3. Define Wolf's Duodenum as BACK. Define Anteater's Mouth as B; u = T + Y = 3 + 16 = 19; M = u + G = 19 + 10 = 6; so B = 2 * M = 2 * 6 = 12. Define Great Basin Desert's Organs as BACK. Define Dasht-e Lut's Wolf as d; so d = B = 12. Define Dasht-e Lut's Anteater as j; so j = 22 * Y = 22 * 16 = 7. Define Dasht-e Lut's Creatures as h; so h = d + j = 12 + 7 = 19. Define Anteater's Organs as BACK. Define Anteater's Duodenum as e; so e = 16 * h = 16 * 19 = 5.

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The number of each Summit Secondary's Structural Engineering Lab equals 14. The number of each Summit Secondary's Differential Equations Classroom equals 15. The number of each Summit Secondary's Statistics Lab equals 14 more than the sum of each Summit Secondary's Differential Equations Classroom, each Greenwood High's Mechanical Engineering Lab and each Eastside Secondary's Differential Equations Classroom. The number of each Eastside Secondary's Mechanical Engineering Lab equals 13 times as much as each Greenwood High's Classroom. The number of each Greenwood High's Mechanical Engineering Lab equals 9 more than each Summit Secondary's Differential Equations Classroom. The number of each Eastside Secondary's Differential Equations Classroom equals 9. The number of each Lakeshore High's Structural Engineering Lab equals each Greenwood High's Mechanical Engineering Lab. The number of each Greenwood High's Differential Equations Classroom equals 5. The number of each Summit Secondary's Mechanical Engineering Lab equals each Eastside Secondary's Differential Equations Classroom. The number of each Lakeshore High's Statistics Lab equals 10 more than each Eastside Secondary's Statistics Lab. The number of each Eastside Secondary's Statistics Lab equals 8 more than the difference of each Lakeshore High's Structural Engineering Lab and each Eastside Secondary's Differential Equations Classroom. How many Differential Equations Classroom does Summit Secondary have?

Define Summit Secondary's Mechanical Engineering Lab as BACK. Define Summit Secondary's Differential Equations Classroom as h; so h = 15.

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The number of each Manufacturing District's Google Express equals 16 more than the sum of each Manufacturing District's Deliveroo and each Shopping District's Postmates. The number of each Industrial District's Instacart equals each Wall Street's Deliveroo. The number of each Manufacturing District's Deliveroo equals 5 more than the sum of each Wall Street's Deliveroo, each Industrial District's Instacart and each Shopping District's Postmates. The number of each Shopping District's Instacart equals 22 times as much as the sum of each Shopping District's Google Express, each Industrial District's Instacart and each Manufacturing District's Instacart. The number of each Shopping District's Google Express equals 9. The number of each Wall Street's Postmates equals each Wall Street's Deliveroo. The number of each Industrial District's Postmates equals 1 more than each Shopping District's Deliveroo. The number of each Manufacturing District's Postmates equals 12 times as much as each Shopping District's Deliveroo. The number of each Manufacturing District's Instacart equals each Shopping District's Google Express. The number of each Shopping District's Deliveroo equals 4 times as much as the difference of each Manufacturing District's Instacart and each Shopping District's Google Express. The number of each Wall Street's Instacart equals each Industrial District's Instacart. The number of each Industrial District's Deliveroo equals the sum of each Wall Street's Deliveroo, each Industrial District's Google Express and each Shopping District's Google Express. The number of each Wall Street's Deliveroo equals 3. The number of each Industrial District's Google Express equals the difference of each Manufacturing District's Postmates and each Shopping District's Google Express. The number of each Shopping District's Postmates equals 15 times as much as each Industrial District's Instacart. The number of each Wall Street's Google Express equals 13. How many Google Express does Industrial District have?

Define Shopping District's Instacart as BACK. Define Manufacturing District's Google Express as BACK. Define Shopping District's Google Express as Q; so Q = 9. Define Manufacturing District's Instacart as z; so z = Q = 9. Define Industrial District's Instacart as BACK. Define Manufacturing District's Postmates as BACK. Define Wall Street's Instacart as BACK. Define Shopping District's Supermarket as BACK. Define Manufacturing District's Supermarket as BACK. Define Industrial District's Deliveroo as BACK. Define Shopping District's Deliveroo as J; m = z - Q = 9 - 9 = 0; so J = 4 * m = 4 * 0 = 0. Define Manufacturing District's Supermarket as BACK. Define Wall Street's Postmates as BACK. Define Industrial District's Deliveroo as BACK. Define Manufacturing District's Postmates as O; so O = 12 * J = 12 * 0 = 0. Define Industrial District's Instacart as BACK. Define Wall Street's Postmates as BACK. Define Industrial District's Google Express as n; so n = O - Q = 0 - 9 = 14.

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