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. What is the sequence of their finishing?
In a family of six members A, B, C, D, E, and F, there are two males and four females. A is a teacher, B is a doctor, C is the sister of D, D is the father of E, and F is the mother of A. Who is the male member in the family?
Five friends are sitting in a row. A is to the left of B but to the right of C. D is to the right of B. E is not at either end. Who is sitting in the middle?