Answer:
all books to new books- 14:5
used books to new books- 5:9
Step-by-step explanation:
Answer: a. 14:5 b. 5:9
Step-by-step explanation:
There are 14 books and 9 are new so subtract 9 from 14 and get 5 and your ration would be 14:5. Once you have the answer to a you know how many new books there are and how many old books there are, so you can easily figure out the ratio would be 5:9.