Find the cost per ounce of a sunscreen made from 70 oz of lotion that cost $3.45 per ounce and 50 oz of lotion that cost $14.37 per ounce. $____ per once

Question

Find the cost per ounce of a sunscreen made from 70 oz of lotion that cost $3.45 per ounce and 50 oz of lotion that cost $14.37 per ounce. $____ per once

Answer 1

$8 per ounce for the mixture

multiply ounces times price for each, add them together

then divide by total number of ounces for both