BANK & INSURANCE (WRONG NUMBER SERIES PART 2)

Total Questions: 50

11. 116, 124, 148, 188, 248, 316

Correct Answer: (d) 248
Solution:116 + 8×1 = 124
124 + 8×3 = 148
148 + 8×5 = 188
188 + 8×7 = 244
244 + 8×9 = 316

Given term 248 is wrong.

12. 24, 28, 33, 42, 106, 131

Correct Answer: (a) 28
Solution:24 + 1² = 25
25 + 2³ = 33
33 + 3² = 42
42 + 4³ = 106
106 + 5² = 131

Given 28 is wrong.

13. 32, 56, 88, 136, 216, 344

Correct Answer: (b) 344
Solution:32 + 24 = 56
56 + 32 = 88
88 + 48 = 136
136 + 80 = 216
216 + 144 = 360

Now check these carefully:

24 = 16 + 8
32 = 16 + 16
48 = 16 + 32
80 = 16 + 64
144 = 16 + 128

344 is the wrong term.

14. 48, 169, 338, 563, 850, 1213

Correct Answer: (c) 850
Solution:

48 + 11² = 169
169 + 13² = 338
338 + 15² = 563
563 + 17² = 852
852 + 19² = 1213

Correct series should be: 48, 169, 338, 563, 852, 1213

Given 850 is wrong.

15. 12, 13, 27, 82, 329, 1676

Correct Answer: (d) 1676
Solution:

12 × 1 + 1 = 13
13 × 2 + 1 = 27
27 × 3 + 1 = 82
82 × 4 + 1 = 329
329 × 5 + 1 = 1646

Correct series should be: 12, 13, 27, 82, 329, 1646

Given 1676 is wrong.

16. 113, 120, 134, 155, 183, 216

Correct Answer: (b) 216
Solution:

113 + 7 = 120
120 + 14 = 134
134 + 21 = 155
155 + 28 = 183
183 + 35 = 218

Correct series should be: 113, 120, 134, 155, 183, 218

Given 216 is wrong.

17. 42, 48, 60, 84, 132, 230

Correct Answer: (c) 230
Solution:

42 + 6 = 48
48 + 12 = 60
60 + 24 = 84
84 + 48 = 132
132 + 96 = 228

Correct series should be: 42, 48, 60, 84, 132, 228

Given 230 is wrong.

18. 2, 6, 18, 30, 62, 126

Correct Answer: (c) 18
Solution:

2 + 4×1 = 6
6 + 4×2 = 14 ❌ (given 18)
14 + 4×4 = 30
30 + 4×8 = 62
62 + 4×16 = 126

Correct series should be: 2, 6, 14, 30, 62, 126

Given 18 is wrong.

19. 14, 20, 32, 54, 82, 124

Correct Answer: (d) 54
Solution:

14 + 2×3 = 20
20 + 3×4 = 32
32 + 4×5 = 52 ❌ (given 54)
52 + 5×6 = 82
82 + 6×7 = 124

Correct series should be: 14, 20, 32, 52, 82, 124

Given 54 is wrong.

20. 11, 12, 23, 35, 58, 95, 151

Correct Answer: (a) 95
Solution:

11 + 1 = 12
12 + 11 = 23
23 + 12 = 35
35 + 23 = 58
58 + 35 = 93 ❌ (given 95)
93 + 58 = 151

Correct series should be: 11, 12, 23, 35, 58, 93, 151

Given 95 is wrong.