question_answer

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

154   171   188   222   264   307

A)  171                            

B)  188    

C)  154                

D)       264                

E)  222

Correct Answer: D

Solution :

The series is +17, +17, +34, +34, +51,... ie Hence it should be 256 in place of 264.