R + S means ‘R is the daughter of S’
 R = S means ‘R is the father of S’
 R ÷ S means ‘R is the wife of S’
 R × S means ‘R is the brother of S’
 E ÷ F × J + L = M, then how is L related to E?

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

‘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 and B are sisters. R and S are brothers. A's daughter is R's sister. How is B 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 maternal grandfather of C?

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?