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Mathematics 18 Online
OpenStudy (anonymous):

83% of what number is 45?

OpenStudy (mathstudent55):

Use a proportion: 83 out of 100 = 45 out of x 83/100 = 45/x Cross multiply and solve for x

OpenStudy (anonymous):

so 54.22?

OpenStudy (mathstudent55):

Corrrect

OpenStudy (anonymous):

thank you

OpenStudy (mathstudent55):

wlcm

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