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9 August, 00:20

There are 13 books on a shelf 4 of these books are new. a. What is the ratio of all books to used books. (b) what is the ratio of used books to new books

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  1. 9 August, 01:20
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    a.) To find the ratio you would do 13 minus 4 to get used. You get 9 used books and 13 book in all. The ratio is 13/9

    b.) 9/4 is ratio
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