SOLUTION: There are 15 appetizers available at a restaurant. From these, Barbara is to choose 12 for her party. How many groups of 12 appetizers are possible?

SOLUTION: There are 15 appetizers available at a restaurant. From these, Barbara is to choose 12 for her party. How many groups of 12 appetizers are possible?

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Question 1038971: There are 15 appetizers available at a restaurant. From these, Barbara is to choose
12 for her party. How many groups of 12 appetizers are possible?
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.
= = = 2*11*10 = 220.

is the number of combination "n" things taken "k" at a time.

See the lesson Introduction to Combinations in this site, and associated lessons.

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