1)

Find the next letter in the series ?

A, B, D, H, _?


A) L

B) N

C) R

D) P

Answer:

Option D

Explanation:

Each letter in the given series is multiplied with 2 to get the next letter in the series.
A x 2=1 x 2=2
B x 2=2 x 2=4
H x 2=8 x 2=16
16 th letter is P.