A family consists of four members: P, Q, R, and S. P is the father of Q, Q is the sister of R, and S is the mother of R. Who is the father of R?

A. P

In a coding scheme where A=1, B=2, ..., Z=26, what is the numerical code for 'FISH'?

A. 6-9-19-8

In the sequence 12, 24, 36, 48, 60, how many times does the number 24 occur?

A. 1

A family consists of a father, a mother, and two sons. The father is a lawyer, the mother is a nurse, and one son is a student while the other is a musician. Who among them is likely to earn the most?

A. FATHER

What letter comes next in the series: A, C, E, G, ?

A. I