Arithmetic Reasoning - Verbal and Reasoning

Q1:

A is 3 years older to B and 3 years younger to C, while B and D are twins. How many years older is C to D?

A 2

B 3

C 6

D 12

ANS:C - 6

Explanation:
Since B and D are twins, so B = D.Now, A = B + 3 and A = C - 3.Thus, B + 3 = C - 3 D + 3 = C-3 C - D = 6.