Answer:
The smaller can has best price per ounce.
Step-by-step explanation:
To calculate the price per ounce is needed to divide the price of each can between the quantity of ounces of each, that is:
1. Calculate the price for the large can:
For the large can the price per ounce is $0.2
1. Calculate the price for the small can:
For the smaller can the price per ounce is $0.18
Therefore the can 2 has best price per ounce.