# Quantitative Aptitude: Number Series Set 16

Number Series Questions Solutions for Bank PO, Insurance and SSC Exams.

Directions: What will come in place of (?) in following Number series following a certain pattern?

1. 2, 6, 16, 40, 96, ?
A) 224
B) 204
C) 211
D) 235
E) 253
Option A
Pattern:
2 Ã— 2 + 2 = 6,
6 Ã— 2 + 4 = 16,
16 Ã— 2 + 8 = 40,
40 Ã— 2 + 16 = 96
96 Ã— 2 + 32 = 224
2. 21, 10, 9, 12, 22, ?
A) 55.5
B) 64.5
C) 54.5
D) 52.5
E) 68.5
Option D
Pattern: Â
21 Ã— 0.5 â€“ 0.5 = 10,
10 Ã— 1 â€“ 1 = 9,
9 Ã— 1.5 â€“ 1.5 = 12,
12 Ã— 2 â€“ 2 = 22,
22 Ã— 2.5 â€“ 2.5 = 52.5
3. 15, 29, 27, 53, 51, ?
A) 112
B) 101
C) 114
D) 120
E) 132
Option B
Pattern:
15 Ã— 2 â€“ 1 = 29,
29 Ã— 1 â€“ 2 = 27,
27 Ã— 2 â€“ 1 = 53,
53 Ã— 1 â€“ 2 = 51,
51 Ã— 2 â€“ 1 = 101
4. 3, 3, 6, 18, 84, ?
A) 555
B) 405
C) 235
D) 696
E) 485
Option D
Pattern:
3 Ã— 0.5 + 1.5 = 3,
3 Ã— 1 + 3 = 6,
6 Ã— 2 + 6 = 18,
18 Ã— 4 + 12 = 84,
84 Ã— 8 + 24 = 696Â Â Â
5. 22, 12, 8, 21, 26, ?
A) 95
B) 90
C) 40
D) 58
E) 63
Option B
Pattern:
22 * 0.5 + 12 Â = 12
12 * 1 – 22 Â = 8
8 * 1.5 + 32 Â = 21
21 * 2 – 42 Â = 26
26 * 2.5 + 52 = 90
6. 4, 6, 24, 130, 924, ?
A) 7125
B) 6129
C) 5257
D) 8334
E) 3652
Option D
Pattern:
*1 + 2, *3 + 6, *5 + 10, *7 + 14, *9 + 18
7. 26, 13, 20, 51, 180, ?
A) 812
B) 728
C) 731
D) 624
E) 835
Option A
Pattern:
*0.5 + 0, *1.5 + 0.5, *2.5 + 1, *3.5 + 1.5, *4.5 + 2
8. 15, 28, 87, 344, 1725, ?
A) 10376
B) 10324
C) 10344
D) 10402
E) 10444
Option C
Pattern:
*2 – 2, *3 + 3, *4 – 4, *5 + 5, *6 â€“ 6
9. 5, 6, 7.5, 9.75, ?, 18.4275
A) 15.3525
B) 13.1625
C) 14.9125
D) 14.4725
E) 15.2225
Option B
Pattern:
*1.2, *1.25, *1.3, *1.35, *1.4
10. 56, 60, 51, 67, 42, ?
A) 70
B) 88
C) 53
D) 62
E) 78
Option E
Pattern:
+ 22, – 32, + 42, – 52, + 62

## 49 Thoughts to “Quantitative Aptitude: Number Series Set 16”

1. MiMi

thnk u mam..q-6 ka logic explain kar do mam pls….

1. Jellyfish

Jo question me pahele wala 6hai yo nahi chahiye

1. MiMi

OHHKKK

2. â€¢?((Â¯Â°Â·._.â€¢ Ä…kduuu â€¢._.Â·Â°Â¯))ØŸâ€¢

are mimi wo galti se two times 6.6 aa gya hoga ….equation to ye hai 4, 6, 24, 130, 924, ? iska logic diya hi hai mam ne ..*1 + 2, *3 + 6, *5 + 10, *7 + 14, *9 + 18

1. MiMi

ACHA……..

3. Preeti

q starting from 4,6,24,….

2. aspirant

ty

3. jaga

thank u mam

4. sachin shukla@ my turn 2017

ty..

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