adicarreno21
adicarreno21 adicarreno21
  • 24-01-2019
  • Mathematics
contestada

Select all the options that have the same value as 3 1/2% of 20?

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Аноним Аноним
  • 04-02-2019

Solution:

As, we have to find , [tex]3 \frac{1}{2} of 20=\frac{7}{2}[/tex]% of 20

[tex]= \frac{7}{2\times 100}\times 20\\\\ = \frac{7}{10}  \\\\ =0.70[/tex]

If we have to Percent of a certain number it means , divide that number by 100 , for example x% means [tex]\frac{x}{100}[/tex].

And if i am writing , x% of y it means ,   [tex]\frac{xy}{100}[/tex].



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