Five friends P, Q, R, S, and T are sitting in a row. P is to the left of Q, but not next to R. S is sitting next to R. T is sitting at one of the ends. Who is sitting in the middle?
In a circular arrangement, F is sitting between G and H. I is sitting opposite to F. If J is sitting to the right of H, who is sitting to the left of G?
In a circular seating arrangement, A is sitting to the immediate right of B. C is sitting to the immediate left of D. If E is sitting between A and C, who is sitting to the immediate left of E?