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Combinations. Kenny wants the guests to have 2 juice options at his party. There are 8 different juices that he has to choose from. How many different juices can Kenny choose 2 different juices?
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Combinations. Kenny wants the guests to have 2 juice options at his party. There are 8 different juices that he has to choose from. How many different juices can Kenny choose 2 different juices?

User Flycee
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1 Answer

3 votes
(8!) / [ (6!)*(2!) ]

= 28 different ways

The formula for combinations is:

N! / [ (N - r)! * r! ]
User Chibu
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