In a group of friends: X, Y, Z, and W, each has a different favorite color: Red, Blue, Green, and Yellow. X does not like Red or Blue. Y likes Green. Z does not like Yellow. What color does W like?
A family consists of a father, a mother, and two children. The father is a banker, the mother is a chef, and one child is a student. If the other child is not a student, what is the profession of the second child?
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 and D. E is the sister of A. F is the son of C. How is D related to F?
In a family, there are three generations. X is the grandfather of Y. Y has two siblings, Z and W. W is married to V, who is the daughter of U. How is U related to X?