Four friends - A, B, C, and D - have different pets: a dog, a cat, a bird, and a fish. A does not have a dog or a cat. B has a pet that is not a bird. C does not have a fish. Who has the cat?
Five people A, B, C, D, and E are sitting in a row. A is to the left of B but to the right of C. D is sitting at one of the ends. E is sitting next to A. Who is sitting in the middle?
In a family of six members P, Q, R, S, T, and U, there are two males and four females. P is a teacher, R is the mother of S, and T is the father of U. Q is not a teacher. Who is the male member of the family?
In a family of six members A, B, C, D, E, and F, there are two married couples. A is a teacher, B is a doctor, and C is a lawyer. D is the mother of E and F. Who is the father?