Ausbildung Aptitude Test (Einstellungstest) ยท Logic and Sequences

Number and Letter Sequences

55 practice questions, each with the answer and an explanation.

Practise Number and Letter Sequences now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 55 questions

  1. What is the next number: 4, 8, 16, 32, ?
  2. What is the next number: 100, 91, 82, 73, ?
  3. What is the next number: 2, 3, 5, 8, 12, ?
  4. What is the next number: 1, 2, 4, 7, 11, ?
  5. What is the next number: 2, 4, 3, 6, 5, 10, ?
  6. What is the next letter: A, C, E, G, ?
  7. What is the next letter: B, D, G, K, ?
  8. What is the next number: 3, 9, 27, 81, ?
  9. What is the next number: 1, 1, 2, 3, 5, 8, ?
  10. What is the next number: 5, 10, 20, 35, 55, ?
  11. What is the next letter: Z, X, V, T, ?
  12. What is the next number: 2, 6, 12, 20, 30, ?
  13. What is the next number: 10, 9, 7, 4, 0, ?
  14. Which number continues the sequence? 6, 8, 11, 15, 20, 26, ...
  15. Which number continues the sequence? 3, 40, 5, 33, 7, 26, ...
  16. Which number continues the sequence? 1, 3, 6, 10, 15, 21, ...
  17. Which number continues the sequence? 9, 17, 25, 33, 41, ...
  18. Which letter continues the sequence? D, F, H, J, L, ...
  19. Which number continues the sequence? 4, 47, 7, 41, 10, 35, ...
  20. Which number continues the sequence? 2, 3, 5, 8, 13, 21, ...
  21. Which number continues the sequence? 3, 46, 7, 41, 11, 36, ...
  22. Which number continues the sequence? 1, 3, 9, 27, 81, ...
  23. Which number continues the sequence? 1, 2, 3, 5, 8, 13, ...
  24. Which number continues the sequence? 8, 47, 10, 41, 12, 35, ...
  25. Which number continues the sequence? 1, 2, 4, 7, 11, 16, ...
  26. Which number continues the sequence? 4, 5, 9, 14, 23, 37, ...
  27. Which number continues the sequence of square numbers? 25, 36, 49, 64, 81, ...
  28. Which letter continues the sequence? C, E, G, I, K, ...
  29. Which number continues the sequence of square numbers? 16, 25, 36, 49, 64, ...
  30. Which number continues the sequence? 10, 15, 20, 25, 30, ...
  31. Which number continues the sequence? 8, 42, 12, 35, 16, 28, ...
  32. Which number continues the sequence? 3, 5, 8, 12, 17, 23, ...
  33. Which number continues the sequence? 9, 38, 14, 34, 19, 30, ...
  34. Which number continues the sequence? 4, 10, 16, 22, 28, ...
  35. Which letter continues the sequence? A, C, E, G, I, ...
  36. Which letter continues the sequence? G, J, M, P, S, ...
  37. Which number continues the sequence? 5, 10, 20, 40, 80, ...
  38. Which number continues the sequence? 2, 2, 4, 6, 10, 16, ...
  39. Which number continues the sequence? 5, 7, 10, 14, 19, 25, ...
  40. Which number continues the sequence? 4, 12, 36, 108, 324, ...
  41. Which number continues the sequence? 2, 4, 8, 16, 32, ...
  42. Which number continues the sequence? 3, 44, 8, 41, 13, 38, ...
  43. Which number continues the sequence? 8, 50, 10, 44, 12, 38, ...
  44. Which number continues the sequence? 3, 39, 5, 36, 7, 33, ...
  45. Which number continues the sequence? 9, 11, 13, 15, 17, ...
  46. Which number continues the sequence? 2, 5, 9, 14, 20, 27, ...
  47. Which number continues the sequence? 3, 6, 12, 24, 48, ...
  48. Which number continues the sequence? 4, 4, 8, 12, 20, 32, ...
  49. Which number continues the sequence? 1, 4, 5, 9, 14, 23, ...
  50. Which letter continues the sequence? E, G, I, K, M, ...
  51. Which letter continues the sequence? B, E, H, K, N, ...
  52. Which number continues the sequence? 7, 42, 9, 35, 11, 28, ...
  53. Which number continues the sequence of square numbers? 9, 16, 25, 36, 49, ...
  54. Which number continues the sequence? 3, 3, 6, 9, 15, 24, ...
  55. Which number continues the sequence of square numbers? 4, 9, 16, 25, 36, ...

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