Andrew M. answered • 10/28/15

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Mathematics - Algebra a Specialty / F.I.T. Grad - B.S. w/Honors

The amount of money she has to spend on gasoline will be

49.75 - 8 = 41.75 since she is going to spend $8 on car wash

We have $41.75 to spend on gasoline which costs 1.369 $/L

Looking at the units .... $/($/L) = L so

41.75$/1.369 $/L = 30.497 liters of gasoline