courtneymetzinp7pitt
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  • 21-09-2018
  • Mathematics
contestada

58% of what number is 29

Respuesta :

gmany
gmany gmany
  • 21-09-2018

Method 1:

[tex]p\%=\dfrac{p}{100}\\\\58\%=\dfrac{58}{100}=0.58\\\\n-a\ number\\\\0.58n=29\ \ \ \ |:0.58\\\\\boxed{n=50}[/tex]

Method 2:

[tex]\begin{array}{ccc}58\%&-&29\\100\%&-&n\end{array}\ \ \ \ \text{cross multiply}\\\\58n=2900\ \ \ \ |:58\\\\\boxed{n=50}[/tex]

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