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Class 11MathematicsPermutations and CombinationsCombinationsExpert
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(10) students are to be divided into two unnamed groups of (5) and (5). How many ways are possible?

Answer and explanation

Correct answer: (126)

First choose (5) students in (^{10}C_{5}) ways. Since the two groups are unnamed, divide by (2) to get (126).

Related tags

GroupingUnnamed-GroupsCombinationsPermutations And CombinationsMathematicsClass 11 Mcq
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