Answer:
= 18
Step-by-step explanation:
= 
Cross multiply
5 * c = 30 * 3
5c = 90
Divide both sides by 5
c = 90/5
c = 18
<span> i think that -1 is the answer </span>
The Answer Is D. The Amount Owed At Various Times
4 pounds of books because 60 oz only equals 3.75 pounds.