If X - Y means X is the sister of Y, Y + Z means Y is the brother of Z, and Z × X means Z is the father of X, what is the relationship of Y to X?

A. Y IS X'S BROTHER

If P - Q means P is the sister of Q, Q + R means Q is the mother of R, and R * S means R is the son of S, what is the relationship of P to S?

B. AUNT

If A is the sister of B and B is the mother of C, what is A's relation to C?

A. AUNT

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

A. SISTER

In a coded relation, if P × Q means P is the mother 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 × R ÷ Q = true?

C. R IS THE SON OF Q