KristinFowler KristinFowler

31-03-2016
Mathematics

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15% of what number equals 12?

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apologiabiology apologiabiology

31-03-2016

percent means parts out of 100
15%=15/100=0.15
'of' means multiply

therefor
15% of x equals 12 means
0.15 times x=12
divide both sides by 0.15
x=80

the number is 80

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