P is the uncle of Q. R is the sister of P. How is R related to Q?

A. AUNT

If A is the brother of B, and B is the sister of C, what is C to A?

A. SISTER

If A × B means A is the mother of B, B + C means B is the sister of C, and C - D means C is the daughter of D, what is the relationship of A to D?

A. A IS THE GRANDMOTHER OF D

If G is the son of H and H is the mother of I, what is the relationship of I to G?

D. SIBLING

If M is the sister of N, and N is the father of O, what is the relationship of M to O?

A. AUNT