Direction: Study the following information to answer the given questions:

There are 8 floors in a building. Seven persons M, N, O, P, Q, R and S live on seven different floors of the building. One floor is vacant i.e. no one lives on that floor. The lowermost floor is numbered as 1, floor above it as 2 and so on.

P lives above R’s floor. O lives adjacent to the vacant floor. Q lives three floors above N’s floor. One of the odd-numbered floors is vacant except floor 1. Only two persons live below N’s floor. M lives just above S’s floor but not on topmost floor. S does not live on even numbered. The floors of P and R are not adjacent to each other.