PREPARATORY QUESTIONS

WRONG NUMBER SERIES

PREPARATORY SET-12 (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

1716    2185    2730   3360    4080   4896

(1) 2185

(2) 2730

(3) 3360

(4) 4896

(5) 1716

Question No : 2

2   3   10   40   172   885   5346

(1) 3

(2) 855

(3) 40

(4) 172

(5) 10

Question No : 3

105    237    366    473    547   577

(1) 237

(2) 366

(3) 547

(4) 105

(5) 577

Question No : 4

121   170   251   372   543   766

(1) 766

(2) 170

(3) 121

(4) 251

(5) 543

Question No : 5

21    23    49    151   609   3053

(1) 3053

(2) 23

(3) 21

(4) 609

(5) 151