question_answer

2, 4, 4, 8, 16, 16, 256, ?

A) 64                   

B)          36

C) 180                 

D)          32

Correct Answer: D

Solution :

    There are two alternate series: Series 1:2, 4, 16, 256, (next number is the square of previous number) Series II: 4, 8, 16, 32, (number is multiplied by 2 to get the next number)