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How many different groups of 5 students can be chosen from 23 students?
Wiki User
∙ 10y ago
if order does not matter then, (23x22x21x20x19)/(5x4x3x2x1) = 33,649
Wiki User
∙ 10y ago
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How many different groups of 3 students can be formed if there are 20 students in the class?
20 x 19 x 18/3 x 2 = 1,140 groups
How many three person relay teams can be chosen from six students?
two
How do you solve this combinations problem .There are 20 students in one class. They need to form groups of at least 2 people and at most 4 people. In how many different ways can they do that?
There are only two possibilities... 10 groups of 2 or 5 groups of 4. Unless - you can have varying sized groups - which you didn't specify.
How many ways can a committee of 3 students be chosen from a total count of 1514 students?
The first member chosen can be any one of 1,514 students.The second member chosen can be any one of the remaining 1,513 students.The third member chosen can be any one of the remaining 1,512 students.So there are (1,514 x 1,513 x 1,512) ways to choose three students.But for every group of three, there are (3 x 2 x 1) = 6 different orders in which the same 3 can be chosen.So the number of `distinct, unique committees of 3 students is(1514 x 1513 x 1512) / 6 = 577,251,864
How many groups of 3 students can a teacher select from her class to participate in an assembly?
we can make 1 group
How many ways can a group of 3 students be chosen from a class of 30 students?
3 students can be chosen from a class of 30 in (30 x 29 x 28) = 24,360 ways.But each group of the same 3 students will be chosen in six different ways.The number of different groups of 3 is 24,360/6 = 4,060 .
How many different groups of 8 students can you create from a class of thirty students?
30C8 = 5,852,925
Is this a permutation In how many different ways could a committee of 5 students be chosen from a class of 25 students?
6,375,600
How many different groups of 3 students can be formed if there are 20 students in the class?
20 x 19 x 18/3 x 2 = 1,140 groups
How many ways can an adviser chosen 4 students from a class of 12 if they are given a different task?
There are 11880 ways.
How many ways can a committeee of 6 be chosen from 5 teachers and 4 students if the committee must includes three teachers and three students?
There are 10 different sets of teachers which can be combined with 4 different sets of students, so 40 possible committees.
How many groups can be formed from 8 students at least 2 at a time?
There are 247 groups comprising 2 or more students.
There are 32 students in a class how many ways can they be divided in groups with equal numbers of students?
they can be 2 groups of 16, 4 groups of 8, 8 groups of 4, or 16 groups of 2
35 coaches and 15 students split into groups. How many groups would they have?
2.33333333
How many different five-person relay teams can be chosen from 7 students?
Any 5 from 7 is (7 x 6)/2 ie 21.
How many three person relay teams can be chosen from six students?
two
How many different five-person relay teams can be chosen from 10 students?
C105 = 10 ! / (5!x(10-5)!) = 10! /5!2 = 252
