KristinFowler
KristinFowler
31-03-2016
Mathematics
contestada
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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