In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces.
12, 32, 72, 152,
Option:
A. 312
B. 325
C. 515
D. 613
Answer: A . 312
Tweet
Justification:
The pattern is + 20, + 40, + 80,...
.'. Missing number = 152 + 160 = 312.
