susang15 susang15

28-10-2016
Mathematics

contestada

There are 15 books on a shelf. 7 of these next 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?

Respuesta :

AuroraXOMave AuroraXOMave

28-10-2016

A) 8:15 (used books to all books)

B) 8:7 (used books to new books)

Hope this helped :)

~Aurora

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