A + B means ‘A is the father of B’
A – B means ‘A is the mother of B’
A @ B means ‘A is the son of B’
A # B means ‘A is the daughter of B’
If A # B – C @ D + E, then how is A related to E?

A # B means ‘A is the sister of B’.
 A @ B means ‘A is the son of B’.
 A & B means ‘A is the father of B’.
 A % B means ‘A is the mother of B’.
 If W @ Q # T & Y @ M % K, then how is Q related to K?

‘A # B’ means ‘A is the brother of B’.
 ‘A @ B’ means ‘A is the daughter of B’.
 ‘A & B’ means ‘A is the husband of B’.
 ‘A % B’ means ‘A is the wife of B’.
 If S % D # F @ G & H @ J, then how is F related to H?

A # B means ‘A is the sister of B’.
A @ B means ‘A is the son of B’.
A & B means ‘A is the father of B’.
A % B means ‘A is the mother of B’.
If W @ Q % T & Y @ M % K, then how is Q related to K?

A # B means ‘A is the brother of B’
A @ B means ‘A is the daughter of B’
A & B means ‘A is the husband of B’
A % B means ‘A is the wife of B’
If G % M # L @ P & C @ B, then how is L related to B?

R is the brother of N. R is the only son of K. S is the only daughter-in-law of K. How is N related to S?

If P ÷ Q means that P is the mother of Q, P × Q means that P is the father of Q, P – Q means that P is the sister of Q, then which of the following expression shows that A is the father of C?

A is B's sister. C is B's mother. D is C's father. E is D's mother. How is A related to D?