← Number analogies lesson New set →

Number Analogy Worksheet

Logical reasoning lesson 4: Number analogies · Set 41 · 40 questions
TalentJR

How to think it through (Same rule, both pairs): Look at the first pair and guess a rule: × something, + something, square it, square it and add or take away 1, cube it … Test the rule on the second pair. If it fails, try another rule. Use the rule that fits both pairs on the last number.

NameDateTime takenScore ___ / 40
  1. 1.Find the rule, then the missing number. 3 : 9 :: 9 : 81 :: 6 : ?
  2. 2.Find the rule, then the missing number. 5 : 125 :: 4 : 64 :: 3 : ?
  3. 3.Find the rule, then the missing number. 5 : 15 :: 8 : 18 :: 9 : ?
  4. 4.Find the rule, then the missing number. 3 : 12 :: 5 : 20 :: 7 : ?
  5. 5.Find the rule, then the missing number. 4 : 64 :: 2 : 8 :: 3 : ?
  6. 6.Find the rule, then the missing number. 8 : 72 :: 2 : 6 :: 5 : ?
  7. 7.Find the rule, then the missing number. 8 : 63 :: 3 : 8 :: 5 : ?
  8. 8.Find the rule, then the missing number. 3 : 27 :: 9 : 81 :: 5 : ?
  9. 9.Find the rule, then the missing number. 5 : 20 :: 2 : 17 :: 3 : ?
  10. 10.Find the rule, then the missing number. 4 : 20 :: 3 : 12 :: 7 : ?
  11. 11.Find the rule, then the missing number. 9 : 23 :: 6 : 20 :: 4 : ?
  12. 12.Find the rule, then the missing number. 4 : 19 :: 3 : 18 :: 5 : ?
  13. 13.Find the rule, then the missing number. 8 : 64 :: 9 : 81 :: 3 : ?
  14. 14.Find the rule, then the missing number. 3 : 27 :: 2 : 8 :: 5 : ?
  15. 15.Find the rule, then the missing number. 3 : 9 :: 4 : 10 :: 7 : ?
  16. 16.Find the rule, then the missing number. 5 : 15 :: 2 : 6 :: 3 : ?
  17. 17.Find the rule, then the missing number. 9 : 19 :: 2 : 5 :: 3 : ?
  18. 18.Find the rule, then the missing number. 3 : 8 :: 4 : 15 :: 2 : ?
  19. 19.Find the rule, then the missing number. 5 : 25 :: 6 : 36 :: 2 : ?
  20. 20.Find the rule, then the missing number. 6 : 35 :: 8 : 63 :: 9 : ?
  21. 21.Find the rule, then the missing number. 3 : 10 :: 6 : 37 :: 8 : ?
  22. 22.Find the rule, then the missing number. 9 : 19 :: 6 : 13 :: 4 : ?
  23. 23.Find the rule, then the missing number. 2 : 8 :: 4 : 16 :: 7 : ?
  24. 24.Find the rule, then the missing number. 9 : 81 :: 4 : 16 :: 8 : ?
  25. 25.Find the rule, then the missing number. 2 : 8 :: 5 : 125 :: 3 : ?
  26. 26.Find the rule, then the missing number. 3 : 7 :: 2 : 5 :: 4 : ?
  27. 27.Find the rule, then the missing number. 4 : 15 :: 9 : 80 :: 3 : ?
  28. 28.Find the rule, then the missing number. 5 : 11 :: 2 : 5 :: 7 : ?
  29. 29.Find the rule, then the missing number. 4 : 17 :: 8 : 65 :: 5 : ?
  30. 30.Find the rule, then the missing number. 3 : 27 :: 2 : 8 :: 4 : ?
  31. 31.Find the rule, then the missing number. 5 : 11 :: 7 : 15 :: 3 : ?
  32. 32.Find the rule, then the missing number. 2 : 3 :: 3 : 8 :: 7 : ?
  33. 33.Find the rule, then the missing number. 2 : 10 :: 3 : 11 :: 5 : ?
  34. 34.Find the rule, then the missing number. 3 : 13 :: 9 : 19 :: 7 : ?
  35. 35.Find the rule, then the missing number. 3 : 10 :: 6 : 37 :: 4 : ?
  36. 36.Find the rule, then the missing number. 2 : 4 :: 3 : 9 :: 9 : ?
  37. 37.Find the rule, then the missing number. 7 : 48 :: 4 : 15 :: 5 : ?
  38. 38.Find the rule, then the missing number. 3 : 10 :: 7 : 50 :: 2 : ?
  39. 39.Find the rule, then the missing number. 4 : 64 :: 5 : 125 :: 3 : ?
  40. 40.Find the rule, then the missing number. 9 : 27 :: 6 : 18 :: 5 : ?

Answer key

  1. 36
  2. 27
  3. 19
  4. 28
  5. 27
  6. 30
  7. 24
  8. 45
  9. 18
  10. 56
  11. 18
  12. 20
  13. 9
  14. 125
  15. 13
  16. 9
  17. 7
  18. 3
  19. 4
  20. 80
  21. 65
  22. 9
  23. 28
  24. 64
  25. 27
  26. 9
  27. 8
  28. 15
  29. 26
  30. 64
  31. 7
  32. 48
  33. 13
  34. 17
  35. 17
  36. 81
  37. 24
  38. 5
  39. 27
  40. 15

Free logical reasoning lessons, practice and worksheets at talentjr.in/logical-reasoning