Answer:
Dependent variable: Amount of oranges (), measured in pounds.
Independent variable: Money (), measured in US dollars.
Equation:
Step-by-step explanation:
According to the statement, Maria pays money to buy oranges at the grocery and there is a direct proportionality between money (), measured in US dollars, and the amount of oranges (), measured in pounds. That is:
Where is the proportionality constant, measured in US dollars per pound.
The dependent variable is the amount of oranges (), whereas money () represents the independent variable. If we know that , then the equation is:
In a nutshell, the answer is:
Dependent variable: Amount of oranges (), measured in pounds.
Independent variable: Money (), measured in US dollars.
Equation: