Directions: Study the following information carefully and answer the questions given below:

Eight friends, M, N, O, P, Q, R, S and T have their birthday on either 6^th or 13^th of four different months among August, September, October and November but not necessarily in the same order. Q has birthday on 6^th of a month of 31 days. Only one person has birthday before N. Number of persons having birthday between N and P is one more than the number of persons having birthday between N and Q. R and T have their birthday in the same month having 30 days but not in the month of September. S’s birthday is after M’s birthday. Only one person has birthday between O and P. Two persons have birthday between R and S.