1.  Choose that set of numbers from the four alternative sets, that is similar to the given set.
Given set : (49, 25, 9)

A. (36, 16, 4)
B. (36, 25, 16)
C. (39, 26, 13)
D. (64, 27, 8)

Answer: Option A

Explanation:

Each set contains squares of three alternate natural numbers in reverse order.