1.  Choose the best alternative.
42 : 56 : : 110 : ?
A. 18
B. 132
C. 136
D. 140

Answer: Option B

Explanation:

⇒42 = (7)2 − 7 = 49 − 7

⇒56 = (8)2− 8 = 64 − 8

Similarly, ⇒110 = (11) 2 − 11 = 121− 11

Now, (12) 2 − 12 = 144 − 12=132