In a family of six members A, B, C, D, E, and F, there are two married couples. A is a teacher and is married to B. C is a doctor and is the brother of D. E is the sister of A. F is the mother of D. Who is the father of D?
Five books are arranged on a shelf. Book A is to the left of Book B but to the right of Book C. Book D is to the right of Book E but to the left of Book A. What is the sequence of the books from left to right?
A family consists of a father, a mother, and two children. The father is a banker, the mother is a chef, and one child is a student. If the other child is not a student, what is the profession of the second child?