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In june a baseball team that played 60 games had won 30% of its game played. After a phenomenal winning streak this team raised its average to 50% .How many games must the team have won in a row to attain this average?
A12
B20
C24
D30
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Let the total no. of initial games be 60
So in first case let the team won x games hence x/60 *100= 30% where x= 18 games.
Now to increase their winning percentage to 50% they would play more games that let be y
So now (18+y)/(60+y) *100 =50%
Solving we get y=24
So in first case let the team won x games hence x/60 *100= 30% where x= 18 games.
Now to increase their winning percentage to 50% they would play more games that let be y
So now (18+y)/(60+y) *100 =50%
Solving we get y=24
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