Alpha numeric reasoning and number series. - Question Bank

1. Find the missing letter in the series: A, C, G, K, Q, ...?
A) U
B) V
C) W
D) X
2. What is the next number in the sequence: 2, 3, 7, 11, 13, ...?
A) 17
B) 19
C) 23
D) 29
3. What is the next letter in the series: A, D, I, P, Y, ...?
A) A
B) B
C) C
D) D
4. Which number does not belong in the series: 4, 9, 16, 25, 35, 36?
A) 16
B) 25
C) 35
D) 36
5. What is the next term in the series: 1, 1, 3, 5, 8, 13, ...?
A) 20
B) 21
C) 22
D) 23
6. Find the missing letter in the series: A, Z, B, Y, C, X, ...?
A) D
B) W
C) E
D) V
7. What is the next number in the sequence: 5, 15, 30, 50, 75, ...?
A) 95
B) 100
C) 105
D) 110
8. What is the next letter in the series: Z, X, V, T, R, ...?
A) Q
B) P
C) O
D) N
9. Which number is out of place in the series: 3, 6, 9, 12, 15, 16, 18?
A) 15
B) 16
C) 18
D) 12
10. What is the next term in the series: 10, 15, 25, 40, 60, ...?
A) 75
B) 80
C) 85
D) 90
11. Find the missing letter in the series: P, R, T, V, X, ...?
A) Y
B) Z
C) A
D) B
12. What is the next number in the sequence: 1, 8, 27, 64, 125, ...?
A) 150
B) 180
C) 216
D) 250
13. What is the next letter in the series: F, G, H, I, J, ...?
A) K
B) L
C) M
D) N
14. Which number does not belong in the series: 2, 4, 6, 8, 10, 11, 12?
A) 10
B) 11
C) 12
D) 8
15. What is the next term in the series: 15, 30, 45, 60, 75, ...?
A) 80
B) 85
C) 90
D) 95
16. Find the missing letter in the series: X, W, V, U, T, ...?
A) S
B) R
C) Q
D) P
17. What is the next number in the sequence: 1, 3, 6, 10, 15, ...?
A) 18
B) 19
C) 20
D) 21
18. What is the next letter in the series: A, C, E, G, I, ...?
A) J
B) K
C) L
D) M
19. Which number is out of place in the series: 7, 14, 21, 28, 30, 35?
A) 28
B) 30
C) 35
D) 21
20. What is the next term in the series: 4, 8, 12, 16, 20, ...?
A) 22
B) 24
C) 26
D) 28
21. Find the missing letter in the series: Y, W, U, S, Q, ...?
A) P
B) O
C) N
D) M
22. What is the next number in the sequence: 3, 9, 27, 81, ...?
A) 162
B) 243
C) 182
D) 200
23. What is the next letter in the series: M, N, O, P, Q, ...?
A) R
B) S
C) T
D) U
24. Identify the incorrect number in the series: 1, 4, 16, 64, 256, 1024, 4095?
A) 64
B) 256
C) 4095
D) 1024
25. What is the next term in the series: 1, 2, 4, 7, 11, ...?
A) 15
B) 16
C) 17
D) 18
26. Find the missing letter in the series: A, D, G, J, M, ...?
A) P
B) Q
C) R
D) S
27. What is the next number in the sequence: 100, 90, 80, 70, 60, ...?
A) 40
B) 45
C) 50
D) 55
28. Which letter does not belong in the series: B, D, F, H, I, J?
A) F
B) H
C) I
D) J
29. What is the next term in the series: 2, 8, 18, 32, 50, ...?
A) 70
B) 72
C) 74
D) 76
30. Find the missing letter in the series: Z, W, T, Q, N, ...?
A) K
B) L
C) M
D) J
31. What is the next number in the sequence: 64, 56, 48, 40, 32, ...?
A) 24
B) 20
C) 16
D) 28
32. What is the next letter in the series: K, M, O, Q, S, ...?
A) U
B) V
C) W
D) X
33. Which number is out of place in the series: 10, 20, 30, 50, 60, 70?
A) 60
B) 70
C) 50
D) 30
34. What is the next term in the series: 1, 3, 9, 27, 81, ...?
A) 162
B) 243
C) 182
D) 200
35. Find the missing letter in the series: A, Z, Y, X, W, ...?
A) V
B) U
C) T
D) S
36. What is the next number in the sequence: 0, 1, 8, 27, 64, ...?
A) 100
B) 125
C) 144
D) 169
37. What is the next letter in the series: C, F, I, L, O, ...?
A) R
B) S
C) T
D) U
38. Identify the incorrect number in the series: 2, 3, 5, 7, 11, 13, 15, 17?
A) 11
B) 13
C) 15
D) 17
39. What is the next term in the series: 10, 20, 30, 40, 50, ...?
A) 55
B) 60
C) 65
D) 70
40. Find the missing letter in the series: P, Q, R, S, T, ...?
A) U
B) V
C) W
D) X
41. What is the next number in the sequence: 1, 1, 2, 3, 5, 8, ...?
A) 11
B) 12
C) 13
D) 14
42. What is the next letter in the series: A, E, I, O, U, ...?
A) A
B) B
C) C
D) D
43. Which number does not belong in the following series: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 20?
A) 19
B) 17
C) 20
D) 15
44. What is the next term in the series: 5, 10, 20, 40, 80, ...?
A) 120
B) 160
C) 100
D) 140
45. Find the missing letter in the series: B, D, G, K, P, ...?
A) V
B) W
C) X
D) Y
46. What is the next number in the sequence: 1, 4, 9, 16, 25, ...?
A) 30
B) 36
C) 49
D) 32
47. What is the next letter in the series: Z, Y, X, W, V, ...?
A) S
B) T
C) U
D) R
48. Find the odd one out in the following series: 2, 4, 8, 16, 32, 64, 127?
A) 2
B) 64
C) 127
D) 32
49. What is the next term in the series: 3, 6, 11, 18, 27, ...?
A) 36
B) 38
C) 40
D) 42
50. Identify the missing letter in the following series: A, C, F, J, O, ...?
A) T
B) U
C) V
D) W
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