There are 84 students in the glee club there are 12 more boys than girls what is the ratio of the number of girls to the number of boys

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07-03-2018
Mathematics

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There are 84 students in the glee club there are 12 more boys than girls what is the ratio of the number of girls to the number of boys

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fulleralexa7 fulleralexa7 · Answer 1 · 2018-03-07T13:46:10+01:00

Let us denote the number of boys in the glee club with X and the number of girls with Y.There are 84 students in the glee club, which means that the following equation can be written:X+Y=84We also now that there are 12 more boys than girls, so:X=Y+12We can rewrite the first equation like:(Y+12)+Y=842Y+12=842Y=62Y=62/2=31X=31+12=43So, the ratio of the number of girls to the number of boys is: Y/X=31/43
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