In a family of six members P, Q, R, S, T, and U, there are two males and four females. P is a teacher. Q is the sister of R. S is the mother of T. U is the father of Q. Who is the male member of the family?
Five tasks P, Q, R, S, and T need to be completed. Task P must be done before Q and R. Task S must be done after R but before T. What is the correct sequence of tasks?
A family consists of a father, a mother, and two children. The father is a banker, the mother is a nurse, and one child is a musician. If the other child is not involved in any profession, what is the relationship of the non-working child to the parents?