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Mathematics 16 Online
OpenStudy (anonymous):

90 is 50% of what number? 45 120 180

OpenStudy (anonymous):

180

OpenStudy (anonymous):

90=50/100 so cross multiple you get 1809 glad to help

OpenStudy (anonymous):

oops i meant 180 let me show the working

OpenStudy (anonymous):

90*100/50=x so you get x=180 when you solve

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