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

A. BROTHER

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

D. SIBLING

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?

A. R IS THE DAUGHTER OF Q

A is the sister of B. B has a son named C. How is C related to A?

A. NEPHEW

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 to S if R × S and S ÷ R are true?

A. R IS S'S MOTHER