SOLUTION: Find the cost per ounce of a sunscreen made from 100 oz of lotion that cost $3.43 per ounce and 70 oz of lotion that cost $11.59 per ounce. $__?__ per ounce

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Question 395828: Find the cost per ounce of a sunscreen made from 100 oz of lotion that cost $3.43 per ounce and 70 oz of lotion that cost $11.59 per ounce.

$__?__ per ounce

Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
First let's find the cost of each and then we can add them together.
$3.43 divided by 100 = .0343 cents
$11.59 divided by 70 = .1656 cents rounded off
Add these and we get:
.1999 cents or rounded off to 20 cents per ounce.
Make sense?
RJ
www.math-unlock.com