asked 88.6k views
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A round-robin tournament has 66 pairings. How many teams are in the tournament?

asked
User Minglyu
by
7.7k points

2 Answers

4 votes
I got 11 teams.



I hope this helps.
answered
User Pkh
by
7.8k points
4 votes
11 teams because
(x(x+1))/(2)=66 where we find x to be 11.
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