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. B has a pet that is not a bird. C has a pet that is not a fish. Who has the cat?
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 the mother of R. S is the brother of T. Who is the father?
There are three boxes: one contains only apples, one contains only oranges, and one contains both apples and oranges. Each box is labeled incorrectly. What is the minimum number of boxes you need to open to correctly label all the boxes?
Five students: A, B, C, D, and E, scored different marks in a test. A scored more than B but less than C. D scored less than E but more than A. Who scored the highest?