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

C. COUSIN

If X * Y means X is the mother of Y, and Y + Z means Y is the brother of Z, what is the relationship of X to Z?

C. MOTHER

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

B. R IS P'S DAUGHTER

In the code, if P - Q means P is the father of Q, P + Q means P is the son of Q, and P ÷ Q means P is the sister of Q, what is the relation of R if P - Q ÷ R?

C. R IS P'S SISTER

In a coded relation, if A × B means A is the sister of B, A + B means A is the mother of B, and A ÷ B means A is the brother of B, what is the relation of C if A × B + C?

A. C IS A'S DAUGHTER