Seven people, W, D, J, S, H, G and Y are sitting in a straight line, facing south. G sits second to the left of S. G is the immediate neighbour of D and H. Y sits third to the right of D. Only two people sit to the right of W. Who sits at the extreme right end of the line?

Seven persons H, I, J, K, Q, R, and S are sitting around a circular table facing the centre. Only two people sit between Q and I when counted from the right of Q. Only three people sit between H and S when counted from the right of S. I sits to the immediate right of S. R sits to the immediate right of K. Who sits fourth to the right of J?

Six friends, C, E, G, I, K, and M, are sitting around a circular table facing towards the centre at equal distances from each other. E is second to the right of C. K is to the immediate right of G. G and I are facing towards each other. Moving towards the left of I, how many friends are sitting between I and M?