1.  Q’s mother is sister of P and daughter of M. S is daughter of P and sister of T. How is M related to T?

A. Grandmother
B. Father
C. Grandfather
D. None of these

Answer: Option D

Explanation:

S is daughter of P and sister of T. so, T is daughter of P. Now, the sister of P is the daughter of M. so M is the grandfather or grandmother of T.