Chykni20 Chykni20

18-10-2016
Mathematics

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The price of an article on sale was 70% of the regular price. If the sale price was $28, what was the regular price?

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apologiabiology apologiabiology

18-10-2016

salei is 70%
28=70%
divide both sides by 7
4=10%
times both sides by 10
40=100%
regular price=$40

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