In a race, the following conditions apply: 1) Runner A cannot finish ahead of Runner B. 2) Runner C must finish before Runner D. 3) Runner E can only finish after Runner A. Which of the following finishing orders is possible?
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?
In a set of five colors: Red, Blue, Green, Yellow, and Orange, Red is brighter than Blue but darker than Green. Yellow is brighter than Orange but darker than Blue. Which color is the darkest?