math

five friends plan a chess tournament. how many possible games can be played if each person plays with each other person exactly once.

  1. 👍 0
  2. 👎 0
  3. 👁 185
asked by jam
  1. each of 5 people plays 4 others.
    That's 5*4

    But, that counts each person twice, so you really have

    5*4/2 = 10 games

    1. 👍 0
    2. 👎 0
    posted by Steve
  2. 10

    1. 👍 0
    2. 👎 0
    posted by Isaiah

Respond to this Question

First Name

Your Response

Similar Questions

  1. 5th Grade Math

    Keith played some games of chess at a tournament. He recorded the results of the games on the table shown. Game Results: Number of Games TIES 4 WINS 12 Losses 4 If Keith plays 10 more games, how many of the 10 games is he likely

    asked by chris on March 27, 2014
  2. SAT Math

    At a basketball tournament involving 8 team played 4 games with each of the other teams. How many games were played at the tournament? a. 64 b. 98 c. 112 d. 128 e. 224 I worked out the problem (8 cpr 4), and I got 70. As you can

    asked by Anonymous on July 19, 2007
  3. math

    Six people enter a dart throwing tournament in which each person must play each of the others in the tournament exactly once. Determine the total number of games that will be played.

    asked by junie w. on November 14, 2013
  4. geometry

    Stupid logic problem: At the state basketball tournament, 42 basketball games are played to determine the winner of the tournament. After each game, the loser is eliminated from the tournament. How many teams are in the

    asked by Stephanie on August 31, 2011
  5. If 12 people are playing in a tournament and?

    If 12 people are playing in a tournament and each person plays every other person, how many games will be played?

    asked by nonononono on June 3, 2014
  1. algebra 2 homework check

    Ruth is scheduling a soccer tournament in which 64 teams will participate. After each round of soccer games, half the teams advance to the next round of the tournament. After all the rounds are played, how many total games are in

    asked by Anonymous on May 19, 2012
  2. algebra 2 homework check

    Ruth is scheduling a soccer tournament in which 64 teams will participate. After each round of soccer games, half the teams advance to the next round of the tournament. After all the rounds are played, how many total games are in

    asked by Anonymous on May 19, 2012
  3. Algebra 2

    Can someone please explain how to do this problem? A regional soccer tournament has 64 participating teams. In the first round, the number of games played decreases by a factor of one half. Find a rule for the number of games

    asked by Jane on February 24, 2014
  4. Math

    Jessica played on the school chess team last year. She won 65% of the games She played. If She won 13 games, How many did She playi?

    asked by Danny on November 17, 2016
  5. maths

    In 2013 all the 180, student of a class played either chess polo or tennis of two out of there 3 game or all the 3 game 84 of them played chess 87 played polo and 87 played tenins 39 pay led only polo and 16 played both chess and

    asked by NIKHIL jain on September 9, 2016

More Similar Questions