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OpenStudy (anonymous):
the ratio of boys to girls in the auditorium was 4 to 5.if there were 40 boys in the auditiorium how many girls were there?
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OpenStudy (anonymous):
1 book costs 1.95 so the cost of 12 books will be 12 times 1.95 i.e 12*1.95
OpenStudy (anonymous):
4/5=40/x By cross multiplication, 4x=200. Therefore there are 50 girls.
OpenStudy (anonymous):
oh sorry i commented on the wrong post i guess
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