P, Q, R, S, T, U, V and W are sitting in a line facing North (assuming standard orientation where left is West and right is East). 'R' is on the immediate right of 'S'. 'Q' is at an extreme end and has 'T' as his neighbour. 'V' is between 'T' and 'U'. 'S' is sitting fourth from the other end. There are two persons between 'P' and 'U'. Who is sitting on the immediate left of 'W'?

L, M, N, O, P, and Q are seated around a round table, facing the center. Q sits second to the right of O. L sits second to the left of N. M is adjacent to the immediate left of Q. Who sits adjacent to the immediate right of P?

D, E, F, G, L, M, and N are sitting in a straight line facing north. Only three people sit between L and N. E sits to the immediate left of N. No one sits to the right of F. Only two people sit between F and E. M sits to the immediate right of D. How many people sit between G and M?