In a group of five people, A, B, C, D, and E, each has a different favorite color: red, blue, green, yellow, and black. A does not like red or blue. B likes yellow. C likes green. What color does D like?
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 fish. B has a pet that is not a bird. C has a pet that is not a cat. What pet does D have?
There are three boxes: one contains only apples, one contains only oranges, and one contains both apples and oranges. Each box is labeled incorrectly. You can pick one fruit from one box. Which box should you choose to correctly label all the boxes?
In a family of six members A, B, C, D, E, and F, A is the father of B. C is the mother of B. D is the brother of B. E is the sister of B. F is the grandfather of B. Who is the grandmother of B?
In a family of five members - P, Q, R, S, and T - there are two males and three females. P is a teacher, Q is a doctor, and R is a male. S is not a teacher. Who is the doctor?