One term in the number series is wrong. Find out the wrong term.
5, 10, 40, 80, 320, 550, 2560

A. 80

B. 320

C. 550

D. 2560

Answer: Option C

Solution(By Examveda Team)

The correct pattern is x 2, x 4, x 2, x 4, .....
So, 550 is wrong and must be replaced by (320 x 2) i.e. 640.