SOLUTION: If your car gets 21.6 miles per gallon, how many gallons of gas do you need to travel 324 miles?

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Question 134064: If your car gets 21.6 miles per gallon, how many gallons of gas do you need to travel 324 miles?
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
Use a ratio
21.6%2F1+=+324%2Fx
x+=+%28324%2A1%29%2F21.6
x = 15 gallons