Find the probability that the birth days of six different persons will fall in exactly two calendar months.

The probability that the birth days of six different persons will fall in exactly two calendar months is

Find the number of ways in which the birthday of six different persons will fall in exactly two calendar months.

Find the number of ways in which the birthday of six different persons will fall in exactly two calendar months.

Find the number of ways in which the birthday of six different persons will fall in exactly two calendar months.

Find the number of ways in which the birthday of six different persons will fall in exactly two calendar months.

The probability that the birthdays of 6 girls will fall on 6 different calendar months of a year is

(i) Obtain the probability that the birth days of seven people will fall on seven different days of the week, assuming equal probabilities for the seven days. (ii) What is the probability that the birth days of twelve people will fall in twelve different months (assume equal probabilites of the twelve months)