Home
Class 12
MATHS
From a class of 25 students, 10 are t...

From a class of 25 students, 10 are to be chosen for an excursion party. There are 3 students who decide that either all of them will join or none of them will join. In how many ways can the excursion party be chosen?

Promotional Banner

Similar Questions

Explore conceptually related problems

From a class of 15 students, 10 are to be chosen. There are 3 students who decide that either all of them will select or non of them will select. In how many ways can they be chosen?

From a class of 32 students, 4 are to be chosen for a competition. In how many ways can this be done?

From a class of 30 student , 3 are to be chosen for a competition . In how many ways can this be done ?

From a class of 12 boys and 10 girls, 10 students are to be chosen for a competition; at leastincluding 4 boys and 4 girls. The 2 girls who won the prizes last year should be included. In how many ways can the selection be made?

From a class of 12 girls and 15 boys, 12 students are to be chosen for a competition including 7 boys and 5 girls. The two girls and 3 boys who won the prizes last year should be included . In how many ways can the selection be made ?

(i) In how many ways a committee of 4 members out of 5 gents and 6 ladies can be formed if there is at least one lady in the committee? (ii) From a class of 12 boys and 8 girls, 10 students are to be chosen for a competition, including at least 4 boys and 4 girls. The two boys who won the prizes last year should be included. In how many was can this selection be made?

In how many ways can a committee of 8 be chosen from 10 individuals?

We wish to select 6 persons from 8, but if the person A is chosen, then B must be chosen. In how many ways can the selections be made?

There are 25 students in a class in which 15 boys and 10 girls. The class teacher select either a boy or girl for monitor of the class. In how many ways the class teacher can make this selection?

There are 35 students in a class in wjhich there are 22 boys and 13 girls . The class teacher select either a boy or a girl for monitor of the class. In how many ways the class teacher can make this selection ?