PREPARATORY QUESTIONS

WRONG NUMBER SERIES

PREPARATORY SET-72 (HARD)

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

8000   6000   4500   3875   2531.25   1898.4375   1423.8281

(1) 4500

(2) 3875

(3) 6000

(4) 1423.8281

(5) 1898.4375

Question No : 2

759   724   651   600   551   504

(1) 724

(2) 504

(3) 551

(4) 600

(5) 651

Question No : 3

11   16   42   131   584   2945

(1) 11

(2) 131

(3) 2945

(4) 16

(5) 42

Question No : 4

172   200   263   388   604   947   1459

(1) 263

(2) 388

(3) 200

(4) 604

(5) 947

Question No : 5

6    30   150   450   1350   1575

(1) 150

(2) 1350

(3) 6

(4) 30

(5) 1575