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There are 13 books on a shelf. 5 of these books are new. (a) What is the ratio of used books to all books? (b) What is the ratio of used books to new books?

There are 13 books on a shelf. 5 of these books are new. (a) What is the ratio of used books to all books? (b) What is the ratio of used books to new books?
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There are 13 books on a shelf. 5 of these books are new.

(a) What is the ratio of used books to all books?
(b) What is the ratio of used books to new books?

User Rex Wagenius
by
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2 Answers

2 votes
If there are 13 total books then you have a ratio of 5:13 new books.
And if the books are used the ratio is 8:13
User Carl Boisvert
by
8.7k points
5 votes
A is 8:13 and B is 8:5
User Jimbo Jonny
by
7.9k points
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