SOLUTION: Find the cost per ounce of a sunscreen made from 100 oz of lotion that cost $3.42 per ounce and 70 oz of lotion that cost $14.64 per ounce?

Question 755856: Find the cost per ounce of a sunscreen made from 100 oz of lotion that cost $3.42 per ounce and 70 oz of lotion that cost $14.64 per ounce?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The total ounces of mix is ounces
= cost of $3.42 / ounce lotion used
= cost of $14.64 / ounce lotion used
---------------------
= cost / ounce of mixture

The sunscreen costs $8.04 / ounce

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