SOLUTION: how many different ways can 3 parties be assigned to 3 of 12 empty booths in a restaurant?

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Question 968524: how many different ways can 3 parties be assigned to 3 of 12 empty booths in a restaurant?
Answer by Edwin McCravy(20054)   (Show Source): You can put this solution on YOUR website!
Suppose the booths are numbered  {1,2,3,4,5,6,7,8,9,10,11,12}

The question is:
How many subsets of 3 booths can you get from the above set? 

That's the combinations of 12 booth numbers taken 3 at a time.

12C3 = 12 Choose 3 = 12C3 =  = 

Edwin
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