Q: If there are 66 tennis matches and each person played every other person how many people played in the tennis tournament?

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If you choose one person, then consider your options for a second, you have nine people for them to play against. Then, considering the second person, excluding the match already played with the first person, you have eight possible matches. Following this all the way, the number of unique matches are: 9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1 = 45

If you have 20 players in a tournament with single elimination, you will have to play 19 games...

19

ItS 21 games

Not out innings are not counted in a batsman's average. Therefore, his batting average would be infinity.

Related questions

kenya

i think it is 132 matches but im not sure.

n(n-1)/2

77

If you choose one person, then consider your options for a second, you have nine people for them to play against. Then, considering the second person, excluding the match already played with the first person, you have eight possible matches. Following this all the way, the number of unique matches are: 9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1 = 45

8 matches .. as from 9 teams only 1 will win , rest 8 teams must lose , in knockout tournament 1 team goes out in 1 match .

522 matches in a minimum of 10 rounds. *The number of rounds required for from 512 to 1023 players is 10 rounds (512 = 29)

Wales officially hosted the 1999 tournament and the final was played in Cardff but other matches were played in Scotland, Ireland, France and England.

This depends on the tournament. Usually matches are best of 3, first to 15 in each game. Occasionally they can be best of 5.

This depends on the tournament. Usually matches are best of 3, first to 15 in each game. Occasionally they can be best of 5.

The amount of players in a poker tournament varies from tournament to tournament. For example the poker games played in Vegas accommodate two to approximately sixteen people.

If players can only be eliminated by loosing a match then the answer is 38. There must be 38 players eliminated for there to be a winner.