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OpenStudy (anonymous):
q/40=75/100
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OpenStudy (anonymous):
q = 30
OpenStudy (mathteacher1729):
75/100 = 3/4 (75 cents is 3 quarters...) so q / 40 = 3/4 ? That's the same as asking q/40 = 30/40 and... oh my gosh q = 30. :)
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