Answer to Question #4221 in Algebra for precelia

Question #4221
A team has won 10 of the 15 games it has played. The team has 25 games left to play. the payers figure they will make the playoff if their winning percentage for the season is 60%. How many of the remaining games mush the team win to have a winning percentage of 60% for the season?
1
Expert's answer
2011-09-18T16:07:42-0400
The total number of games to play is
& 10 + 25 = 35

By assumption,
to make playoff the players must win at least 60% of the total number of
games,
which constitute
& 35 * 0.6 = 21 games

Hence the players
must win yes at least
& 21 - 10 = 11 games.

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