BANK & INSURANCE (WRONG NUMBER SERIES PART 2)

Total Questions: 50

21. 24, 32, 44, 60, 82, 104

Correct Answer: (a) 82
Solution:

24 + 8 = 32
32 + 12 = 44
44 + 16 = 60
60 + 20 = 80 ❌ (given 82)
80 + 24 = 104

Correct series should be: 24, 32, 44, 60, 80, 104

Given 82 is wrong.

22. 40, 40, 20, 60, 15, 72

Correct Answer: (c) 72
Solution:

40 × 1 = 40
40 ÷ 2 = 20
20 × 3 = 60
60 ÷ 4 = 15
15 × 5 = 75 ❌ (given 72)

Correct series should be: 40, 40, 20, 60, 15, 75

Given 72 is wrong.

23. 260, 254, 236, 206, 165, 110

Correct Answer: (d) 165
Solution:

260 − 6×1 = 254
254 − 6×3 = 236
236 − 6×5 = 206
206 − 6×7 = 164
164 − 6×9 = 110

Correct series: 260, 254, 236, 206, 164, 110

Given 165 is wrong.

24. 72, 64, 79, 57, 85, 50

Correct Answer: (a) 85
Solution:

72 − 8 = 64
64 + 15 = 79
79 − 22 = 57
57 + 29 = 86 ❌ (given 85)
86 − 36 = 50

Correct series should be: 72, 64, 79, 57, 86, 50

Given 85 is wrong.

25. 22, 33, 46, 61, 78, 98

Correct Answer: (a) 98
Solution:

22 + 11 = 33
33 + 13 = 46
46 + 15 = 61
61 + 17 = 78
78 + 19 = 97 ❌ (given 98)

Correct series should be: 22, 33, 46, 61, 78, 97

Given 98 is wrong.

26. 24, 24, 48, 144, 680, 2880

Correct Answer: (b) 680
Solution:Pattern: ×1, ×2, ×3, ×4, ×5
24×1=24
24×2=48
48×3=144
144×4=576 (but 680 is given – wrong)
Correct term should be 576.
Answer: 680

27. 27, 40, 52, 66, 79, 92

Correct Answer: (d) 52
Solution:

13×2 + 1 = 27
13×3 + 1 = 40
13×4 + 1 = 53 ❌ (given 52)
13×5 + 1 = 66
13×6 + 1 = 79
13×7 + 1 = 92

Correct series should be: 27, 40, 53, 66, 79, 92

Given 52 is wrong.

28. 1, 2, 10, 37, 101, 224

Correct Answer: (a) 224
Solution:Differences: 1, 8, 27, 64, 123
1³=1
2³=8
3³=27
4³=64
5³=125 (but 123 given)
101+125=226 (not 224)
Wrong term: 224

29. 10, 22, 45, 82, 130, 190

Correct Answer: (d) 45
Solution:

10 + 12×1 = 22
22 + 12×2 = 46 ❌ (given 45)
46 + 12×3 = 82
82 + 12×4 = 130
130 + 12×5 = 190

Correct series should be: 10, 22, 46, 82, 130, 190

Given 45 is wrong.

30. 2, 10, 36, 80, 150, 252

Correct Answer: (a) 10
Solution:

1² + 1³ = 2
2² + 2³ = 12 ❌ (given 10)
3² + 3³ = 36
4² + 4³ = 80
5² + 5³ = 150
6² + 6³ = 252

Correct series should be: 2, 12, 36, 80, 150, 252

Given 10 is wrong.