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, the floor above it as 2, and so on. Neither the lowermost nor topmost floor is vacant.

Only one person lives below P’s floor. N lives two floors above P’s floor. O lives on floor 6. S lives just above M’s floor. R does not live adjacent to N’s floor. The number of floors below Q’s floor is half of the number of persons living above him.