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.
- 6 15 48 171 ? 3645
A. 716
B. 736
C. 746
D. 720
E. None of these
Answer & Explanation
Answer – D. 720
Explanation :
(6 * 1) + (1 * 9) = 15
(15 * 2) + (2 * 9)= 48
(48 * 3) + (3 * 9)= 171
(171 * 4) + (4 * 9) = 720
(720 * 5) + (5 * 9) = 3645 - 5 3 4 ? 17 45
A. 7.5
B. 4.5
C. 6.5
D. 8.5
E. None of these
Answer & Explanation
Answer – A. 7.5
Explanation :
5 * 0.5 + 0.5 = 3
3 * 1 + 1 = 4
4 * 1.5 + 1.5 = 7.5
7.5 * 2 + 2 = 17
17 * 2.5 + 2.5 = 45 - 4 11 36 103 ? 939
A. 345
B. 316
C. 375
D. 355
E. None of these
Answer & Explanation
Answer – B. 316
Explanation :
4 * 3 – 1 = 11
11 * 3 + 3 = 36
36 * 3 – 5 = 103
103 * 3 + 7 = 316
316 * 3 – 9 = 939 - 6 13 41 ? 216 391
A. 123
B. 104
C. 153
D. 113
E. None of these
Answer & Explanation
Answer – B. 104
Explanation :
6 + 7 * 1² = 13
13 + 7 * 2² = 41
41 + 7 * 3² = 104….. - 715 524 333 ? 119 68
A. 224
B. 232
C. 242
D. 252
E. None of these
Answer & Explanation
Answer – A. 224
Explanation :
9³ – 14 = 715
8³ + 12 = 524
7³ – 10 = 333…… - 58 60 116 354 1408 ?
A. 6050
B. 7050
C. 7080
D. 6070
E. None of these
Answer & Explanation
Answer – B. 7050
Explanation :
58 * 1 + 2 = 60
60 * 2 – 4 = 116
116 * 3 + 6 = 354
354 * 4 – 8 = 1408….. - 14, 78, 252, 620, ?, 2394
A. 1340
B. 1290
C. 1470
D. 1860
E. None of these
Answer & Explanation
Answer – B. 1290
Explanation :
2^4 – 2, 3^4 – 3, 4^4 – 4, 5^4 – 5… - 5 15 38 ? 464 2422
A. 240
B. 420
C. 150
D. 120
E. None of these
Answer & Explanation
Answer – D. 120
Explanation :
(5 * 1) + 10 = 15
(15 * 2 ) + 8 = 38
(38 * 3) + 6 = 120
(120 * 4) + 4 = 484
(484 * 5) + 2 = 2422 - 8 18 51 208 1035 ?
A. 6776
B. 6263
C. 6463
D. 6216
E. None of these
Answer & Explanation
Answer – D. 6216
Explanation :
8 * 2 + 2 = 18
18 * 3 – 3 = 51
51 * 4 + 4 = 208
208 * 5 – 5 = 1035…. - 24 11 9 14 48 ?
A. 368
B. 334
C. 364
D. 324
E. None of these
Answer & Explanation
Answer – A. 368
Explanation :
24 * 0.5 – 1 = 11
11 * 1 – 2 = 9
9 * 2 – 4 = 14
14 * 4 – 8 = 48
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