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There are 13 books on a shelf. 8 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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There are 13 books on a shelf. 8 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?

User Mutant Bob
by
8.4k points

2 Answers

5 votes
13-8= 5 so 8 new, 5 used

A. all to used 13:5

B. used to new 5:8


User Jamiela
by
8.3k points
7 votes
Well we can find out how many used books there are by subtracting 8 from 13 which gives us 5. Then we put that in a ratio for all to used it would be 13:5 or 13/5
Used to new would be 5:8 or 5/8
User Vladimir Danilov
by
8.2k points
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