SOLUTION: How many doubles teams can a tennis coach make with a ten player squad?

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Question 103339: How many doubles teams can a tennis coach make with a ten player squad?
Answer by HyperBrain(694)   (Show Source): You can put this solution on YOUR website!
Always remember this formula:


This is no. of COMBINATIONS that can me drawn from a set of objects taken at a time.
Going back to your problem,

Therefore the no. of doubles from a team of ten is 45!
_______________________-_____________------------HyperBrain!

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