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Mathematics, 01.04.2021 21:00, glitterpanda2468
There are 4 new books and 9 used books on a shelf.
(a) What is the ratio of new books to all books on the shelf?
(b) What is the ratio of used books to all books on the shelf?
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Answers: 2
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There are 4 new books and 9 used books on a shelf.
(a) What is the ratio of new books to all books...
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