**Question: 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].

[D].

12Answer: Option C

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.