Directions: These questions are based on the following information.

There are ten members in a family – P, Q, R, S, T, U, V, W, X, and Y. They all live in the same house.

V is the paternal grandfather of R who is the only daughter of S. X is the mother-in-law of S and X has one son. P is the only daughter of Q who is the father-in-law of X. W is the mother of V. U is the father of T who is the cousin sister of Y. There are four married couples in the family.