__ and __ live on same floor. 

Answer the questions based on the information given below: Ten persons (A, B, C, D, W, X, Y, Z, T and
U) live on 10 different flats of a 5 storey building, where the bottommost floor is 1 and the floor above is 2 and so on. There are 2 types of flats on each floor, flat A and flat B such that flat A is in the west of flat
B. Flat A of floor 1 is immediately below of flat A of floor 2, which is immediately below of flat A of floor 3 and so on, similarly for flat
B. The dimensions of each of the flats is same There are two floors between the floors of U and Y (both of them may or may not live in the same type of flat). U lives on first floor. U lives south west of
B. X lives 2 floors above B (both live in the same type of flat). D lives immediately above floor Z, who doesn’t live anywhere below B’s floor. A lives above D’s floor but not in flat
A. W doesn’t live on a prime numbered floor. C doesn’t live immediately above
B.