Five people are sitting in a row: X, Y, Z, W, and V. Y is sitting to the right of X but not next to W. Z is sitting at one end. Who is sitting next to W?
In a family, A is married to B. They have two children, C and D. C is a doctor and D is a teacher. If A is a lawyer, what is B's profession if it is known that one parent is not working?
In a class, there are four students: John, Mike, Sarah, and Lisa. John is older than Mike but younger than Sarah. Lisa is younger than Mike. Who is the oldest student?