SOLUTION: How many different ways can a buyer select four television models from a possible choice of six models?

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Question 475202: How many different ways can a buyer select four television models from a possible choice of six models?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
6C4=6x5x4x3x2!/4x3x2x2!=5x3=15 different ways..