Seven people, A, B, C, D, E, F, and G, are sitting in a row, facing north. Only three people sit between C and F. A sits to the immediate left of F. No one sits to the right of E. Only two people sit between E and A. B sits to the immediate right of G. How many people sit between F and G?

A certain number of people are sitting in a row, facing north. P sits third to the left of O. Only two people sit between O and M. N sits third to the right of M. Q is fourth to the right of N. Q and A each occupy the extreme ends of the row. Only one person sits between P and A. If no other person is sitting in the row, what is the total number of people seated?

Seven friends T, U, V, W, X, Y, and Z are sitting in a line facing south. Only X is sitting between Z and U. T is sitting second to the right of Y, who is sitting at one of the extreme ends. W is sitting third to the left of U. Z and W are immediate neighbors. Who is sitting second to the right of W?