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Mathematics 26 Online
OpenStudy (anonymous):

Sixty-five percent of what number is 16.25? A. 25 B. 10.5625 C. 15 D. 70

OpenStudy (mathstudent55):

In math, what is an unknown, so use x. "of" means times. is means = percent means divide by 100, or move the decimal point two places tot eh left Sixty-five percent of what number is 16.25? 65% * x = 16.25 0.65 * x = 16.25 0.65x = 16.25 To solve for x, divide both sides by 0.65.

OpenStudy (anonymous):

@Destinymasha

OpenStudy (mathstudent55):

This can be done without even calculating it.

OpenStudy (mathstudent55):

What percentage means half?

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