Direction: Read the following information carefully and answer the questions given below.

There are 9 persons namely M, N, O, P, Q, U, V, W, and X who lives on different floors in a 9-storeyed building. The lowest floor is numbered 1 and the topmost floor is numbered 9. Only one person stays on a floor, and each person belongs to a different city namely Mumbai, Chennai, Kolkata, Pune, Bangalore, Chandigarh, Delhi, Gwalior, and Kochi, but not necessarily in the same order.

Only 2 people live between persons from Chennai and Chandigarh. M stays on the prime numbered floor and is from Gwalior. W stays next to Q and belongs to Mumbai. There are four persons staying between P and Q, who belong to Delhi. At least 2 people stay below M. P belongs to Chennai and stays on the topmost floor. The number of persons above and below the person from Gwalior is the same. N and O both belong to a south Indian city. The one who is from Kolkata stays just above the one who is from Kochi. X stays just below P and belongs to Pune. N does not live below M. U belongs to Kolkata