A, B, C, D, and E are five students. The following conditions apply: A is older than B but younger than C. D is older than E but younger than A. Who is the youngest among them?
Five animals are arranged in a line: Lion, Tiger, Bear, Fox, and Wolf. The conditions are: The Lion is not next to the Bear. The Fox is between the Tiger and the Wolf. Which animal is at the end of the line?
In a family of six members: P, Q, R, S, T, and U, the following relationships are given: P is the mother of Q. R is the father of S. T is the brother of U. Q is the sister of S. Who is the father of U?