Nine persons P, Q, R, S, T, U, V, W and X live on different floors of a 9-storey building. The bottommost floor is numbered 1 and the topmost floor is numbered 9. Each of these persons work in a company and has different designation (from senior to junior), the order is A1, A2, A3, A4, A5, A6, A7, A8 and A9. They live in the same order from 9th to 1st floor i.e. A1 lives on 9th floor while A9 lives on 1st floor. Three of them like different colors (Green, Orange and Blue).
At least three persons live between those who like colors. Person, who likes green, lives three floors above U. Three persons live between U and S. R lives two floors above S. P lives three floors above W, who doesn't like any color. Q lives above T, but Q is not A1. T doesn't like any color. At least two persons are junior to X. V doesn't like blue.