In a tournament of 8 chess players where everyone plays everyone else exactly once, how many total matches are played?
28 matches
Each of the 8 players plays 7 other players. 8 * 7 = 56. Since each match involves 2 players and is counted twice, divide by 2. 56 / 2 = 28.
About this riddle
Logic riddles give you a few facts and ask what must be true. List what you know, cross out what cannot be, and see what is left.
Difficulty: Easy. More like this: Logic riddles with answers or try Einstein's Logic Grid for a different kind of puzzle.
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