A family consists of a mother, a father, and two children. The mother is a lawyer, the father is an engineer, and one child is a musician. If the other child is not a musician, what is the profession of the second child?

C. UNKNOWN

In a class of 30 students, John is ranked 8th from the top. What is his rank from the bottom?

B. 23RD

In a family, there are three siblings: X, Y, and Z. X is older than Y but younger than Z. If Z is a doctor and Y is a teacher, what is X's profession?

C. UNKNOWN

In a family, A is the father of B, C is the mother of B, and D is the grandfather of B. If A is a pilot and C is a nurse, what is D's profession?

C. UNKNOWN

Find the missing letter in the sequence M, N, O, ?, Q, R.

A. P