 Aptitude Questions: Number Series Set 40[IBPS PO Prelim 2016 Questions]

Hello Aspirants. Welcome to Online Quantitative Aptitude Section in AffairsCloud.com. Here we are creating question sample in Number Series, which is common for all the competitive exams. We have included Some questions that are repeatedly asked in bank exams !!!

Directions(1-10) : In these questions, a number series is given. Find out the missing number.

1. 8 4.5 5.5 13 56 ?
A. 556
B. 456
C. 436
D. 526
E. 480
Explanation :
8*0.5 + 0.5 = 4.5
4.5*1 + 1 = 5.5
5.5*2 + 2 = 13; 13*4 + 4 = 56; 56*8 + 8 = 456

2. 11 14 23 50 ?
A. 126
B. 136
C. 131
D. 141
E. 146
Explanation :
11 + 3 = 14
14 + 9 = 23
23 + 27 = 50….

3. 21 35 30 44 39 ?
A. 46
B. 53
C. 66
D. 39
E. 35
Explanation :
30 – 21 = 9
44 – 35 = 9
39 – 30 = 9…..

4. 9 16 44 107 ?
A. 362
B. 288
C. 282
D. 364
E. 233
Explanation :
9 + 2³ – 1 = 16
16 + 3³ + 1 = 44
44 + 4³ – 1 = 107; 107 + 5³ + 1 = 233

5. 19 25 42 71 113 ?
A. 145
B. 159
C. 144
D. 181
E. 169
Explanation :
25 – 19 = 6
42 – 25 = 17
71 – 42 = 29; 29 – 17 = 12; 17 – 6 = 11

6. 23 39 32 48 41 ?
A. 67
B. 77
C. 47
D. 57
E. 37
Explanation :
23 + 16 = 39
39 – 7 = 32
32 + 16 = 48
48 – 7 = 41….

7. 6 3.5 4.5 11 48 ?
A. 392
B. 390
C. 386
D. 366
E. 378
Explanation :
6*0.5 + 0.5 = 3.5
3.5*1 + 1 = 4.5
4.5*2 + 2 = 11…..

8. 13 17 33 97 ? 1377
A. 332
B. 353
C. 388
D. 396
E. 340
Explanation :
13 + 2² = 17; 17 + 4² = 33; 33 + 8² = 97….

9. 11 13 20 48 111 ?
A. 278
B. 268
C. 237
D. 256
E. 258
Explanation :
11 + 1³ + 1 = 13
13 + 2³ – 1 = 20
20 + 3³ + 1 = 48
48 + 4³ – 1 = 111….

10. 7 14 30 56 93 ?
A. 132
B. 142
C. 156
D. 138
E. 128