M, N, O, P, Q and R live on six different floors of the same building. The lowest floor in the building is numbered 1, the floor above it, number 2 and so on till the topmost floor is numbered 6.
Q lives on an odd-numbered floor but not on the lowermost floor. Only one person lives between Q and R. R lives immediately above Q. Only two people live between O and Q. If P lives immediately below R, where does M live?
Study the given diagram carefully and answer the question. The numbers in different sections indicate the number of students speaking various languages.
How many students can speak all three languages i.e. Sanskrit, Hindi and English?