Directions: Read the following information carefully and answer the questions.

An uncertain number of persons are sitting in a row facing towards North. K sits fourth from the left end of the row. The number of persons sitting in between J and U is equal to the number of persons sitting between U and X. N sits in between M and O. Three persons sit between K and M. P sits to the immediate left of F. O sits sixth to the right of K. Z sits third to the right of N and third to the left of J. X sits seventh to the right of Z. F sits fifth to the right of U. Only two persons sit to the right of S, who sits sixth to the right of X. Not more than one person sits between J and U. F sits third to the right of X.