1.  A $ B means A is the father of B; A # B means A is the sister of B; A * B means A is the daughter of B and A @ B means A is the brother of B. Which of the following indicates that M is the wife of Q?
A. Q $ R # T @ M
B. Q $ R @ T # M
C. Q $ R * T # M
D. Q $ R @ T * M

Answer: Option D

Explanation:

Q $ R ? Q is the father of R

R @ T ? R is the brother of T

Hence, ? Q is the father of T

T * M ? T is the daughter of M

Hence, ? M is the mother of T

Hence, M is the wife of Q.