Seven boxes F, G, H, M, N, O and P are kept one over the other but not necessarily in the same order. O is kept immediately above F. G is kept immediately above M. Only P is kept above N. Only two boxes are kept above O. G is not kept at third position from the bottom. How many boxes are kept between H and P?

Seven boxes B, C, D, I, J, K and L are kept one over the other but not necessarily in the same order. Only I is kept above C. Only L is kept between C and J. Only K is kept below D. How many boxes are kept between B and I?

Seven people, M, N, O, P, Q, R, and S are sitting in a straight line, facing North. Only two people sit to the right of Q. Only two people sit between Q and M. N sits second to the right of M. P sits to the immediate right of R. O sits at one of the positions to the left of S. Who sits at the extreme left end of the line?