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There are 13 books on a shelf. 4 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?

There are 13 books on a shelf. 4 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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There are 13 books on a shelf. 4 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?

asked
User Superup
by
8.1k points

1 Answer

3 votes
New to used:
4:9

All to used:
13:9
answered
User Carlosvin
by
8.3k points
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