The size box of cereal with the lowest price per ounce is the large size costing $0.21 per ounce
An equation is an expression that shows the relationship between two or more numbers and variables.
An independent variable is a variable that does not depends on other variable while a dependent variable is a variable that depends on other variable.
The large size is 15 ounces for $3.14, hence:
Price per ounce = $3.14 / 15 = $0.21
The family size is 24 ounces for $5.34, hence:
Price per ounce = $5.34 / 24 = $0.22
The size box of cereal with the lowest price per ounce is the large size costing $0.21 per ounce
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