Logical Reasoning

Number Series - Type 3

Directions to Solve

In the following number series only one is wrong. Find out the wrong number.

1.  18, 20, 23, 32, 48, 73, 109
A. 20
B. 23
C. 32
D. 48
2.  2, 7, 30, 138, 524, 1557, 3102
A. 7
B. 30
C. 138
D. 524
3.  2, 3, 4, 4, 6, 8, 9, 12, 16
A. 3
B. 6
C. 9
D. 12
4.  4, 10, 22, 46, 96, 190, 382
A. 4
B. 10
C. 96
D. 382
5.  1, 3, 10, 21, 64, 129, 356, 777
A. 21
B. 129
C. 10
D. 356
6.  380, 188, 92, 48, 20, 8, 2
A. 8
B. 20
C. 48
D. 188
7.  529, 841, 961, 1296, 1681, 1849, 2209
A. 1296
B. 841
C. 961
D. 1681
8.  4, 28, 160, 990, 6970,55832, 502560
A. 160
B. 990
C. 55832
D. 6970
9.  13, 14, 27, 45, 68, 109, 177
A. 27
B. 109
C. 45
D. 68
10.  3, 7, 16, 35, 72, 153, 312
A. 7
B. 153
C. 35
D. 72

Overview

Exercise