Question

You can buy shampoo in a 5-ounce bottle for $2.99 or in a 15-ounce bottle for $11.89

Answer 1

Explanation:

5 oz bottle for $ 2.99 :

2.99 / 5 = 0.598 rounds to $ 0.60 per oz

15 oz bottle for $ 11.89 :

11.89 / 15 = 0.792 rounds to $ 0.79 per oz