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In a tennis tournament in which every pair has to play with every other pair, 10 players areplaying. Find the number of games played. |
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Answer» Lets say we can do selection in way such that we need to select any 4 people out of 10 and out of these 4 we need to get max number of pairsthus no of ways of doing it =10C4×4C2= 1260 |
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