If A $ B means A is the brother of B; A @ B means A is the wife of B; A # B means A is the daughter of B and A * B means A is the father of B, which of the following indicates that U is the father-in-law of P?
P @ Q $ T # U * W
P @ W $ Q * T # U
P @ Q $ W * T # U
P @ Q $ T # W * U
Explanation:
P @ Q → P is the wife of Q …(1)Q $ T → Q is the brother of T …(2)T # U → T is the daughter of UHence, → Q is the son of U …(3)U * W → U is the father of W.From (1) and (3), U is the father-in-law of P.
P @ Q → P is the wife of Q …(1)Q $ T → Q is the brother of T …(2)T # U → T is the daughter of UHence, → Q is the son of U …(3)U * W → U is the father of W.From (1) and (3), U is the father-in-law of P.