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?
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?
In a family of six members P, Q, R, S, T, and U, there are two males and four females. P is a teacher and is married to Q. R is the son of P. S is the sister of R. T is the mother of U. Who is U's father?
Four friends, A, B, C, and D, have different pets: a dog, a cat, a bird, and a fish. A does not have a bird. B has a pet that is not a cat. C has a pet that is not a dog. D has a fish. Which pet does A have?
In a family of six members A, B, C, D, E, and F, there are two males and four females. A is a teacher, B is a doctor, C is the sister of D, D is the father of E, and F is the mother of A. Who is the male member in the family?