PREPARATORY QUESTIONS

WRONG NUMBER SERIES

PREPARATORY SET-38 (MODERATE)

Directions (Qs.1 to 5): In each of the following questions a number series is given. In each series only one number is wrong that does not follow the given pattern of the series. Find out that wrong number.

Question No : 1

7    10   32    240    3520    121792

(1) 10

(2) 32

(3) 240

(4) 3520

(5) 121792

Question No : 2

24     13    17   36   85   237.5    748.5

(1) 85

(2) 24

(3) 748.5

(4) 17

(5) 36

Question No : 3

7   35   188   944   4725   23631

(1) 188

(2) 944

(3) 35

(4) 7

(5) 23631

Question No : 4

8   4.5   5.5   13.5   21.5   56.25

(1) 21.5

(2) 13.5

(3) 5.5

(4) 4.5

(5) 8

Question No : 5

2381   2264   2129   1982   1821   1646

(1) 2264

(2) 2129

(3) 1982

(4) 1821

(5) 1646