3.) What would 9 gallons of gas cost at $2.12 per gallon?

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2 points
$18.80
$17.56
$19.08
$11.12

To find the cost of 9 gallons of gas at $2.12 per gallon, you would multiply the number of gallons by the cost per gallon:

9 gallons * $2.12/gallon = $<<9*2.12=19.08>>19.08

Therefore, 9 gallons of gas would cost $19.08.

The correct answer is $19.08.