In a coded relation, if P ÷ Q means P is the mother of Q, P - Q means P is the father of Q, and P + Q means P is the sister of Q, what is the relationship of R if P ÷ Q - R?

A. R IS P'S SON

If X * Y means X is the daughter of Y, X + Y means X is the son of Y, and X - Y means X is the uncle of Y, what is the relationship of Z if X * Y + Z?

B. Z IS X'S SON

If A × B means A is the sister of B, A + B means A is the brother of B, and A - B means A is the father of B, what is the relationship of C if A × C - B?

B. C IS THE DAUGHTER OF A

If P × Q means P is the sister of Q, and Q + R means Q is the daughter of R, what is the relationship between P and R?

A. AUNT

If A + B means A is the brother of B, and B - C means B is the sister of C, what is the relationship of A to C?

A. BROTHER