Six people, Tony, John, Alka, Kanak, George and Faiz, are sitting in a straight row, facing north. Only two people sit to the left of John. Only two people sit between John and Alka. Kanak is sitting at the fifth position from the right end. Faiz is neither an immediate neighbour of Kanak nor Alka. Tony sits fourth to the right of George. Who sits at the extreme left end of the row?

Six people, G, H, I, Q, R and S, are sitting in a straight line, facing north. Only two people sit to the right of Q. Only one person sits between Q and S. Only one person sits between H and R. R sits to the immediate left of Q. Only I sits to the right of G. How many people sit between H and G?

A, B, C, D, E, F and G are sitting in a straight line facing North. Only five people sit between D and C. E sits to the immediate left of C. Only one person sits between E and A. G sits at some place to the left of F but at some place to the right of B. How many people sit to the right of A?