In a family of six members A, B, C, D, E, and F, there are two males and four females. A is a doctor, B is a teacher, C is the mother of D, D is the son of E, and F is the sister of A. Who is the male member in the family?
Five people P, Q, R, S, and T are sitting in a line. P is to the right of Q but to the left of R. S is sitting at one of the ends. T is sitting next to S. Who is sitting at the other end?
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 bird. C does not have a fish. Who has the cat?
Five students - X, Y, Z, W, and V - scored different marks in an exam. X scored more than Y but less than Z. W scored less than V but more than Y. Who scored the highest?