stewartbreeanna stewartbreeanna

13-11-2016
Mathematics

contestada

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?

Respuesta :

JoshuaGV JoshuaGV

13-11-2016

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

Answer Link

13-11-2016

13-8= 5 so 8 new, 5 used

A. all to used 13:5

B. used to new 5:8

Answer Link

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