there are 120 girls and 57 boys in a school . if 5 percent of the girls leave and no new pupils are admitted what percentage of the whole school will be boys
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5%of girls =120(5/100)=6
Total =114+57=171
%of boys=(57*100)/171=100/3=33 1/3%
Total =114+57=171
%of boys=(57*100)/171=100/3=33 1/3%
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