jhayes216out312 jhayes216out312

17-08-2017
Mathematics

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David purchased some cookies at the cost of 5 for $4 and sold 4 for $5. He made a profit of $90. How many cookies did he purchase and sell to make that much money

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SpiffyKiaa SpiffyKiaa

17-08-2017

18 cookies because the cost was 5 and he sold 18 which makes 90 dollars

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