11
Q:
A) 18 | B) 183 |
C) 40 | D) 106 |
Answer: C) 40
Explanation:
Explanation:
The given series follows the rule,
+(11x1), +(11x3), +(11x5), +(11x7), +(11x9),....
So starting from 7, 7 + 11 = 18, 18 + 33 = 51, 51 + 55 = 106, ...
So wrong number is 40 which is to be 51.