In the sequence 2, 4, 8, 16, 32, how many numbers are powers of 2?

B. 4

In the sequence 12, 15, 18, 21, 24, how many numbers are divisible by 3?

D. 5

If X is the father of Y and Y is the brother of Z, what is Z's relation to X?

C. CHILD

If M is the daughter of N and N is the sister of O, what is M's relation to O?

A. NIECE

If P is the son of Q and Q is the brother of R, what is P's relation to R?

B. NEPHEW