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08-09-2019
Mathematics

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There are 12 books on the shelf. 5 of these books are new. What is the ratio of used books to all books

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devishri1977 devishri1977

08-09-2019

Answer:

7:12

Step-by-step explanation:

Total no.of books = 12

No.of new books = 5

No. of used books = 12 - 5 = 7

Ratio of used books to all books = 7:12

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