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Sagot :
56 pennies.
That is, [tex]70*\frac{100-20}{100}=70*\frac{80}{100}=70*\frac{4}{5}=\frac{4*70}{5}=4*14=56[/tex]
That is, [tex]70*\frac{100-20}{100}=70*\frac{80}{100}=70*\frac{4}{5}=\frac{4*70}{5}=4*14=56[/tex]
56 pennies, you should find 20% of 70 to get 14 and subtract that from 70 to get you answer.
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