# How many ways can 2 students be chosen from 30 students?

## How many ways can 2 students be chosen from 30 students?

2 Answers By Expert Tutors The total possible ways that 2 people can be selected from 30 (without replacement) is 30 times 29. So the probability you’re looking for should be 2/(30 x 29). and then you.

## How many ways can a committee of 3 be selected from a club with 10 members?

120
How many ways can one choose a committee of 3 out of 10 people? ) = 120.

How many combinations of students are possible if the group is to consist of exactly 3 freshmen?

Q10) How many combinations of students are possible if the group is to consist of exactly 3 freshmen? groups of 3 of the 15 students from the other classes. 5C3×15C3=4,550.

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How many ways can 3 out of 10 students be chosen?

Student 1 can be any of the 10 students, so we’ll put a 10 there. Student 2 CANNOT be any of the 10 students, as there has already been another student chosen. Thus, the number of students is 9. Now that 2 students have been chosen, 8 students can be Student 3. Therefore, there are 720 ways for 3 out of 10 students to be chosen.

### How many students can be a student 3?

You can put this solution on YOUR website! Student 1 can be any of the 10 students, so we’ll put a 10 there. Student 2 CANNOT be any of the 10 students, as there has already been another student chosen. Thus, the number of students is 9. Now that 2 students have been chosen, 8 students can be Student 3.

### How many ways can you arrange students in 3 equal groups?

There are 15! ways to line up students in a line. However, in any particular line up, the order of the students in each group does not matter. Thus, for each line up, we have 5! 5! 5! ways of arranging the students in each group. Therefore, the number of ways to arrange students in 3 equal groups is:

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How many ways CAN YOU line up students in a line?

There are 15! ways to line up students in a line. However, in any particular line up, the order of the students in each group does not matter. Thus, for each line up, we have 5! 5! 5! ways of arranging the students in each group.