If B-C means B is father of C,B+C means B is brother of C, B ÷ C means B is mother of C, and B × C means B is wife of C, then which of the following represents the relationship 'A is grandmother of D'

If P + Q means P is mother of Q, P-Q means P is sister of Q and P × Q means P is brother of Q. Which of the following represents D is nephew of A

If P + Q means Q is the mother of P, P × Q means P is the son of Q, P-Q means P is the daughter of Q, and P ÷ Q means Q is the husband of P, then which of the following shows D is the grandfather of A

Which of the following means C is aunt of F

Which of the following means A is nephew of D

Which of the following means X is grandmother of Y