Homework Help: math

Posted by jane on Friday, November 30, 2012 at 11:07pm.

There were 20% more boys than girls in a swimming club. After 50 girls left, there were twice as many boys as girls in the club. How many boys were there in the club?

math - Jason, Saturday, December 1, 2012 at 1:36am
Solve the equtions b = 1.2g and b= 2(g-50) to get 150 boys.

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