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Mathematics, 24.09.2019 06:30 ej02duncan1

There are
17
books on a shelf.
9
of these books are new.
(a) what is the ratio of new books to used books?
(b) what is the ratio of all books to used books?

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Answers: 1

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There are
17
books on a shelf.
9
of these books are new.
(a) what is...
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