bigkima
bigkima
30-10-2014
Mathematics
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6.3 is 7% of what number
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Аноним
Аноним
30-10-2014
[tex]7\%=\frac{7}{100}=0.07\\\\x-the\ number\\\\0.07x=6.3\ \ \ \ \ |divide\ both\ sides\ by\ 0.07\\\\x=\frac{6.3}{0.07}\\\\x=\frac{630}{7}\\\\\boxed{x=90}\leftarrow answer[/tex]
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