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  • 24-01-2017
  • Mathematics
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How can you solve problems involving percents

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Аноним Аноним
  • 24-01-2017
You could set up a proportion. For example, what is 20% of 40
is     %
--- = ----
of    100
is/40=20/100=1/5
5*8=40
8 would be the answer.
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