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There are ten people in the Baking Club, including Mark. They choose 3 people to form an executive committee.

How many possible committees can be formed that do not include Mark?

 Mar 9, 2020
edited by Guest  Mar 9, 2020
 #1
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9 people to choose from (Mark is excluded)

9 c n    Where n is the number of people on the committee

 Mar 9, 2020

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