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miaceleste miaceleste
  • 27-01-2015
  • Mathematics
Answered

24 red marbles is 40% of ____ marbles

Verified Answer :

presty
presty presty
  • 27-01-2015

HI! The answer to that is 60 marbles.

\(\frac{24}{60} = \frac{4}{10}\)

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Directrix Directrix
  • 27-01-2015


40% = .4 because % means hundredths. So 40% = 40/100 = .4

Let x be the total number of marbles.

Then, .4x = 24

  Divide both sides by .4

          x = 60 and 24 is 40% of 60 marbles

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