In a race, five runners, P, Q, R, S, and T finished in the following order: P finished before Q but after R. S finished before T but after Q. What is the correct sequence of their finishing?
A family consists of a father, a mother, and two children. The father is a lawyer, the mother is a nurse, and one child is a student. If the other child is not a student, what can we conclude about their profession?
In a family, M is the grandfather of N. N has two siblings, O and P. If M has one son who is the father of N, O, and P, what is the relationship of M to O?
Four friends, A, B, C, and D, attended a seminar on different days. A attended before B but after C. D attended on the last day. What is the correct sequence of attendance?