Five students, P, Q, R, S, and T, presented their projects in a competition. P presented first, R presented after S, and T presented before Q. What is the correct order of presentations?
A family has four members: W, X, Y, and Z. W is married to X, and they have two children, Y and Z. If Y is a musician and Z is a painter, what can be said about W and X's professions?
Five friends are sitting in a circle. P is to the immediate left of Q and to the immediate right of R. S is sitting opposite to R. Who is sitting next to S?
In a race, the following positions were recorded: A finished before B, C finished after D, and E finished last. What is the correct order of finishers?