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CogAT Practice Pack — Grade 8

20 original CogAT-style questions · Answer key on the last page · iprepgenius.com/printables

Name: ______________________Date: ______________Score: _____ / 20
  1. 1.What number comes next? 9, 16, 25, 36, ___
    (A)51
    (B)47
    (C)46
    (D)49
  2. 2.Which figure comes next?
    ?
    (A)
    (B)
    (C)
    (D)
  3. 3.Complete the analogy: WHEEL is to CAR as TOOTH is to ___
    (A)plant
    (B)tree
    (C)comb
    (D)house
  4. 4.Find the missing number: 9 → 81 ; 4 → 16 ; 3 → ___
    (A)7
    (B)11
    (C)9
    (D)12
  5. 5.What number comes next? 4, 12, 36, 108, ___
    (A)325
    (B)322
    (C)324
    (D)321
  6. 6.Which figure comes next?
    ?
    (A)
    (B)
    (C)
    (D)
  7. 7.Complete the analogy: WHEEL is to CAR as FINGER is to ___
    (A)tree
    (B)plant
    (C)flower
    (D)hand
  8. 8.Find the missing number: 3 → 9 ; 6 → 18 ; 11 → ___
    (A)33
    (B)29
    (C)34
    (D)30
  9. 9.What number comes next? 4, 8, 16, 32, ___
    (A)65
    (B)64
    (C)63
    (D)62
  10. 10.Which figure comes next?
    ?
    (A)
    (B)
    (C)
    (D)
  11. 11.Complete the analogy: WING is to BIRD as PAGE is to ___
    (A)book
    (B)tree
    (C)car
    (D)flower
  12. 12.Find the missing number: 12 → 36 ; 7 → 21 ; 2 → ___
    (A)3
    (B)6
    (C)7
    (D)10
  13. 13.What number comes next? 1, 4, 9, 16, ___
    (A)25
    (B)21
    (C)24
    (D)28
  14. 14.Which figure comes next?
    ?
    (A)
    (B)
    (C)
    (D)
  15. 15.Complete the analogy: JUDGE is to COURT as BAKER is to ___
    (A)farm
    (B)cockpit
    (C)library
    (D)bakery
  16. 16.Find the missing number: 12 → 144 ; 2 → 4 ; 4 → ___
    (A)12
    (B)20
    (C)17
    (D)16
  17. 17.What number comes next? 2, 5, 9, 14, ___
    (A)17
    (B)19
    (C)18
    (D)20
  18. 18.Which figure comes next?
    ?
    (A)
    (B)
    (C)
    (D)
  19. 19.Complete the analogy: WHEEL is to CAR as BRANCH is to ___
    (A)bird
    (B)flower
    (C)hand
    (D)tree
  20. 20.Find the missing number: 10 → 30 ; 6 → 18 ; 3 → ___
    (A)9
    (B)11
    (C)7
    (D)6

Answer Key — CogAT Grade 8

  1. 1. D — These are square numbers: 3², 4², … Next is 7² = 49.
  2. 2. A — Each figure shows the next shape in a repeating sequence.
  3. 3. C — The relationship is "part to its whole." wheel → car, so tooth → comb.
  4. 4. C — Each number is squared. 3 × 3 = 9.
  5. 5. C — Each number is multiplied by 3. 108 × 3 = 324.
  6. 6. C — Each figure shows the next shape in a repeating sequence.
  7. 7. D — The relationship is "part to its whole." wheel → car, so finger → hand.
  8. 8. A — Each number is multiplied by 3. 11 × 3 = 33.
  9. 9. B — Each number is multiplied by 2. 32 × 2 = 64.
  10. 10. C — Each figure shows the next shape in a repeating sequence.
  11. 11. A — The relationship is "part to its whole." wing → bird, so page → book.
  12. 12. B — Each number is multiplied by 3. 2 × 3 = 6.
  13. 13. A — These are square numbers: 1², 2², … Next is 5² = 25.
  14. 14. A — Each figure shows the next shape in a repeating sequence.
  15. 15. D — The relationship is "worker to their workplace." judge → court, so baker → bakery.
  16. 16. D — Each number is squared. 4 × 4 = 16.
  17. 17. D — The amount added grows by 1 each step. Adding 6 to 14 gives 20.
  18. 18. C — Each figure shows the next shape in a repeating sequence.
  19. 19. D — The relationship is "part to its whole." wheel → car, so branch → tree.
  20. 20. A — Each number is multiplied by 3. 3 × 3 = 9.

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