ap165331 ap165331

28-03-2017
Mathematics

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There are 5 students in the math club, and 3 students will be selected to compete in the math contest. How many different combinations of students are possible?

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mzel3730 mzel3730

28-03-2017

Students a b c d e
Possible ways:
ABC
ABD
ABE
ACD
ACE
ADE
BCD
BCE
BDE
CDE
Hence 10 possible combinations

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