H, I, J, P, Q, R and S are sitting around a circular table facing the centre. Q sits to the immediate right of J. Only three people sit between Q and S when counted from the left of Q. Only three people sit between J and H. P sits to the immediate right of R. How many people sit between J and R when counted from the right of R?

P, Q, R, S, T, U, and V are sitting around a circular table facing the centre. Q is sitting third to the left of U. P is sitting second to the right of Q. S is sitting third to the right of T. V is sitting second to the right of S. How many people are sitting between R and V when counted from the right of R?

P, Q, R, S, T, U, and V are sitting around a circular table facing the centre. Q is sitting third to the right of V. U is sitting to the immediate left of Q. T is sitting second to the right of U. P is sitting second to the left of R. How many people are sitting between Q and S when counted from the left of S?