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kimy084 kimy084
  • 19-08-2014
  • Mathematics
Answered

80 is 40% of what number?

Verified Answer :

luana
luana luana
  • 19-08-2014

\(x-number\\\\40\%x=80\\\\40\%=\frac{40}{100}=0,4\\\\0,4x=80\ \ |:0,4\\\\x=\frac{80}{0,4}=200\\\\ 80\ is\ 40\% \ of\ 200.\)

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