SOLUTION: In a class of 20 students, a group of 5 students is selected to work on a project. How many groups are possible?

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Question 340455: In a class of 20 students, a group of 5 students is selected to work on a project. How many groups are possible?
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


You need which is the number of combinations of things taken at a time and is calculated by , and you are interested in calculating



John

My calculator said it, I believe it, that settles it