In a school table tennis league each team plays each of the other team twice during the year,once at home and one away.If there are 30 matches in total during the season,how many teams are there in the table tennis league?
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HOW MANY GAMES ALTOGETHER
Shameer K. asked • 09/21/15
In a football league of 6 teams each team plays each other twice, how many games altogether
In a footbal league of 6 teams each team plays ea
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Jon P. answered • 09/21/15
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Each team has 5 other teams to play, so if they play each team twice, that means that each team plays 10 games.
Since there are 6 teams, that looks like it might mean 60 games. HOWEVER, when team A plays team B and it gets counted as one of team A's games, team B is playing team A's and it's one of team B's games too.
So every game played is counted twice when you add up the games for each team. So you have to divide the total across all teams (60) by 2 in order to find the actually