At a grocery store a 18 oz box of cereal costs $5.22. what is the price per ounce?

For this case we look for the unit cost of an ounce of cereal, then:

x: Let the variable representing the unit cost of the ounce of cereal.

We have to:

Thus, each ounce of cereal costs 0.29 dollars.

Each ounce of cereal costs 0.29 dollars.

the correct answer to your question is a. 4^4

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a. she will receive a refund of $278.

step-by-step explanation: