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Question
In a chess tournament, each of the 6 players will play every other player only once. How many matches will be played during the tournament?
Options
12
15
30
36
MCQ
Solution
15
Explanation:
Required number of matches = `"^6C_2`
= `(6!)/(2!xx4!)=15`
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Permutation and Combination (Entrance Exam)
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