In a coded relation, if M + N means M is the aunt of N, M - N means M is the uncle of N, and M × N means M is the cousin of N, what is the relationship of O if M + O - N?

D. O IS THE SISTER OF N

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

A. C IS THE SISTER OF B

In a coded relation, A × B means A is the daughter of B, A + B means A is the son of B, and A - B means A is the cousin of B. What is the relationship of C if A × C + B?

A. C IS THE MOTHER OF A

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

B. Z IS THE SON OF Y