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  •  In a football championship, 153 matches were played. Every team played one match with each other, the number of teams participating in the championship isO

 In a football championship, 153 matches were played. Every team played one match with each other, the number of teams participating in the championship is

Option: 1

18


Option: 2

16


Option: 3

9


Option: 4

none of these


Answers (1)

best_answer

\mathrm{{ }^{n} C_{2}=153 \Rightarrow n=18}

Posted by

Ritika Harsh

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