A committee of 4 students is selected at random from a group consisting of 8 boys and 4 girls. Given that there is atleast one girl in committee, calculate the probability that there are exactly 2 girls in the committee.

A committee of 4 students is selected at random from a group consisting 8 boys and 4 girls. Given that there is at least one girl in the committee, calculate the probability that there are exactly 2 girls in the committee.

A committee of 4 students is selected at random from a grourp consisting of 8 boys and 4 girls.Given that there is at least one girl in the committee,calculate the probability that there are exactly 2 girls in the committee.

A committee of 4 students is selected at random from a grourp consisting of 8 boys and 4 girls. Given that there is at least one girl in the committee, calculate the probability that there are exactly 2 girls in the committee.

A committee of 4 students is selected from a group of 8 boys and 4 girls. Given that there is at least one girl in the committee. Find probability of an event that there are exactly 2 girls in the committee.

A committee of 4 students is selected at random from a group consisting of 7 boys and 5 girls.Find the probability that there are exactly 2 boys in the committee,given that at least one girl must be there in the committee.

A class consists of 25 boys and 15 girls. If a committee of 6 is to be chosen at random, find the probability that are exactly 4 girls in the committee

A class consists of 25 boys and 15 girls. If a committee of 6 is to be chosen at random, find the probability that are exactly 3 boys in the committee