ElyseCollaco615
ElyseCollaco615
21-01-2015
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Fifteen is 5% of what number?
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heatherlynnn
heatherlynnn
21-01-2015
5 goes into 100% 20 times
20x15=300
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apologiabiology
apologiabiology
21-01-2015
so 15 is 5% of a number
x% means x/100 so
5%=5/100=1/20
so 15=1/20
multiply both sides by 20
300=1of the nuber
the answer is 300
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