SOLUTION: 5)In how many ways can 12 students be divided into three groups of 4, if the order of the groups and the arrangement of the students in a group are immaterial ?
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Question 366817: 5)In how many ways can 12 students be divided into three groups of 4, if the order of the groups and the arrangement of the students in a group are immaterial ?
You can put this solution on YOUR website! In how many ways can 12 students be divided into three groups of 4, if the order of the groups and the arrangement of the students in a group are immaterial ?
Ans: 12C4 = (12*11*10)/(1*2*3) = 495 ways
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Cheers,
Stan H.
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