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?A. 12B. 20C. 24D. 30

C
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Smithi

  • Oct 4th, 2006
 

(18+x)/(60+x) = 50%

(18+x)/(60+x) = 50/100

1800+100x = 3000+50x

50x = 1200

x = 24

Ans : C

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