layladoesmc layladoesmc

01-03-2017
Mathematics

contestada

Randy has to pick two people to work with out of 15. How many different groups can he pick?

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Аноним Аноним

01-03-2017

He can only pick 7 different groups because 2 times 7 is 14, and there are 15 people in all.

Hope this helps. c:

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trinitydomingu trinitydomingu

01-03-2017

105 different groups without doubling

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