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Mathematics, 10.11.2020 19:20 Iamjungshook

The hardcore version of a book weighs 7 ounces while it’s paperback version weighs 5 ounces. Forty-five copies of the book weighs a total of 249 ounces

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The hardcore version of a book weighs 7 ounces while it’s paperback version weighs 5 ounces. Forty-f...
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