PREPARATORY QUESTIONS

WRONG NUMBER SERIES

PREPARATORY SET-83 (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

580   504   444   397   366   350

(1) 366

(2) 504

(3) 444

(4) 397

(5) None of these

Question No : 2

298   294   433   850   2080   6215

(1) 6215

(2) 2080

(3) 850

(4) 433

(5) None of these

Question No : 3

15  18   26   41  65  120

(1) 120

(2) 65

(3) 41

(4) 18

(5) None of these

Question No : 4

22   49   113   238   454   798

(1) 238

(2) 49

(3) 113

(4) 454

(5) 798

Question No : 5

20   42   125   520   2605   15636

(1) 42

(2) 125

(3) 520

(4) 2605

(5) 15636