Answer:
88
Step-by-step explanation:
If 6 of the 13 books are new, then 7 of them are used. The ratio of new (6) to used (7) is
6:7 or 6/7
Ratio of all books (13) to used books (7) is
13:7 or 13/7
Here's your answer, I hope you understand this. 30.9cm
Answer:
1.23
Step-by-step explanation:
They already give u the amount of oz in a gram, so you would want to multiply 0.035 by 37.
I don't understand what you mean but this might be the answer