SOLUTION: Sergio is buying 3 different bagels. The bakery offers 7 types of bagels. How many different combinations of 3 bagels could Sergio buy?
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Question 562808: Sergio is buying 3 different bagels. The bakery offers 7 types of bagels. How many different combinations of 3 bagels could Sergio buy?
Answer by issacodegard(60) (Show Source): You can put this solution on YOUR website!
Hi, this is the same as finding the number of subsets of size 3 taken from a set of size 7, since we assume bagels types can't repeat and order of bagel types doesn't matter. So, there are '7 choose 3' many combinations, or
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