SOLUTION: Beth's car uses 12 gallons of gasoline to travel 336 miles. If she has 5 gallons of gas in the car, how much more gasoline will she need to travel 252 miles?

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Question 1027309: Beth's car uses 12 gallons of gasoline to travel 336 miles. If she has 5 gallons of gas in the car, how much more gasoline will she need to travel 252 miles?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Her " miles per gallon " is:
+336%2F12+=+28+ mi/gal
In terms of units:
[ miles driven ] / [ miles / gallon ] = [ gallons used ]
+252+%2F+28+=+9+ gallons
She has 5 gallons, so
+9+-+5+=+4+
She needs 4 gallons more