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.
- 8 4.5 5.5 13 56 ?
A. 556
B. 456
C. 436
D. 526
E. 480Answer – B. 456
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 - 11 14 23 50 ?
A. 126
B. 136
C. 131
D. 141
E. 146Answer – C. 131
Explanation :
11 + 3 = 14
14 + 9 = 23
23 + 27 = 50…. - 21 35 30 44 39 ?
A. 46
B. 53
C. 66
D. 39
E. 35Answer – B. 53
Explanation :
30 – 21 = 9
44 – 35 = 9
39 – 30 = 9….. - 9 16 44 107 ?
A. 362
B. 288
C. 282
D. 364
E. 233Answer – E. 233
Explanation :
9 + 2³ – 1 = 16
16 + 3³ + 1 = 44
44 + 4³ – 1 = 107; 107 + 5³ + 1 = 233 - 19 25 42 71 113 ?
A. 145
B. 159
C. 144
D. 181
E. 169Answer – E. 169
Explanation :
25 – 19 = 6
42 – 25 = 17
71 – 42 = 29; 29 – 17 = 12; 17 – 6 = 11 - 23 39 32 48 41 ?
A. 67
B. 77
C. 47
D. 57
E. 37Answer – D. 57
Explanation :
23 + 16 = 39
39 – 7 = 32
32 + 16 = 48
48 – 7 = 41…. - 6 3.5 4.5 11 48 ?
A. 392
B. 390
C. 386
D. 366
E. 378Answer – A. 392
Explanation :
6*0.5 + 0.5 = 3.5
3.5*1 + 1 = 4.5
4.5*2 + 2 = 11….. - 13 17 33 97 ? 1377
A. 332
B. 353
C. 388
D. 396
E. 340Answer – B. 353
Explanation :
13 + 2² = 17; 17 + 4² = 33; 33 + 8² = 97…. - 11 13 20 48 111 ?
A. 278
B. 268
C. 237
D. 256
E. 258Answer – C. 237
Explanation :
11 + 1³ + 1 = 13
13 + 2³ – 1 = 20
20 + 3³ + 1 = 48
48 + 4³ – 1 = 111…. - 7 14 30 56 93 ?
A. 132
B. 142
C. 156
D. 138
E. 128Answer – B. 142
Explanation :
14 – 7 = 7
30 – 14 = 16
56 – 30 = 26
16 – 7 = 9; 26 – 16 = 10
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