P is the mother of Q, but Q is not the son of P, then who is Q to P?

If P ₹ Q means P is the brother of Q; P # Q means P is the mother of Q; P * Q means P is the daughter of Q. In A # B ₹ C * D, who is the father?

P is the mother of K; K is the sister of D; D is the father of J. How is P related to J?

If C is brother of B, B is son of A, D is father of C and A is female, then A is

P+Q' means P is the daughter of Q, 'P-Q' means P is the husband of Q, and 'P×Q' means P is the brother of Q. Which is true for A+B×C?

Mukesh said to his friend, "Rita is the mother of my son's wife's daughter". How is Mukesh related to Rita?