Tyler’s grocery receipt shows a charge of $0.25 for every apple he purchased.Let g represent the amount on the grocery receipt.Let a represent the number of apples purchased.Which is the independent variable?

The grocery bill amount depends on how many apples Tyler buys: at $0.25 per apple, the charge is $0.25 times the number of apples. Therefore, the number of apples purchased is the independent variable, so the correct choice is “the number of apples purchased.”

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