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Mathematics, 05.02.2021 01:40 zafarm2oxgpmx

By buying 10 books, Fred gets 20% discount on his purchase. The 10 books cost a total of $67.50. Find the amount of discount and the final price

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By buying 10 books, Fred gets 20% discount on his purchase. The 10 books cost a total of $67.50. Fin...
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