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 * R + Q?

C. R IS THE DAUGHTER OF P

If X - Y means X is the sister of Y, Y + Z means Y is the father of Z, and Z * W means Z is the son of W, what is the relationship of X to W?

A. X IS THE AUNT OF W

In a coded relation, if A ÷ B means A is the son of B, B + C means B is the sister of C, and C * D means C is the mother of D, what is the relationship of A to D?

D. A IS THE GRANDSON OF D

If M + N means M is the father of N, N - O means N is the sister of O, and O * P means O is the daughter of P, what is the relationship of M to P?

A. M IS THE GRANDFATHER OF P

A is the brother of B. C is the sister of A. How is C related to B?

A. SISTER