At the grocery store, containers of fruit juice come in various sizes. Customers can purchase a 30-ounce bottle for $1.80, or a 64-ounce bottle for $3.20. How much money is saved per ounce by purchasing the larger bottle?

Answer:
30-ounce bottle for $1.80=$0.05
Step-by-step explanation:
Answer:
I think its $0.06 because you can do $1.80 divided by 30 to get 0.06. So, i say it's $0.06