# Aptitude Questions: Number Series Set 35

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. Only one number is wrong which does not fit in the series. Find out the wrong number.

1. 5 4 10 27 ? 555
A. 126
B. 132
C. 146
D. 112
E. None of these
Explanation :
5 * 1 – 1 = 4
4 * 2 + 2 = 10
10 * 3 – 3 = 27
27 * 4 + 4 = 112…..

2. 3 5 11 61 419 ?
A. 3751
B. 4751
C. 3781
D. 3681
E. None of these
Explanation :
3 * 1 + 2 = 5
5 * 3 – 4 = 11
11 * 5 + 6 = 61…..

3. 3 2 12 ? 20144
A. 345
B. 315
C. 375
D. 355
E. None of these
Explanation :
(3 * 1³) – 1² = 2
(2 * 2³) – 2² = 12
(12 * 3³) – 3² = 315…..

4. 52 54 28 30 ? 18 10
A. 14
B. 16
C. 18
D. 15
E. None of these
Explanation :
52 / 1 + 2 = 54
54 / 2 + 1 = 28
28 / 1 + 2 = 30…..

5. 5 261 389 ? 485 501
A. 453
B. 592
C. 509
D. 529
E. None of these
Explanation :
5 + 8 * 32 = 261
261 + 8 * 16 = 389
389 + 8 * 8 = 453….

6. 5 8 20 47 95 ? 278
A. 120
B. 170
C. 150
D. 110
E. None of these
Explanation :
5 + 3 * 1² = 8
8 + 3 * 2² = 20
20 + 3 * 3² = 47…..

7. 990 737 506 ? 214
A. 247
B. 347
C. 257
D. 267
E. None of these
Explanation :
10³ – 10 = 990
9³ + 8 = 737
8³ – 6 = 506……

8. 1716, 990, 504, 210, 60, ?
A. 8
B. 2
C. 6
D. 4
E. None of these
Explanation :
12^3 – 12, 10^3 – 10, 8^3 – 8, 6^3 – 6, 4^3 – 4, 2^3 – 2…

9. 15 151 1210 ? 29056
A. 5463
B. 4263
C. 6263
D. 7263
E. None of these
Explanation :
15 * 10 + 1  = 151
151 * 8 + 2  = 1210
1210 * 6 + 3  = 7263
7263 * 4 + 4  = 29056

10. 250 254 517 1567  ?
A. 3096
B. 9673
C. 6967
D. 6293
E. None of these