SOLUTION: Mary drove 420 miles using 18 gallons of gas. At that rate, how many gallons of gas would she need to drive 357 miles?

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Question 796653: Mary drove 420 miles using 18 gallons of gas. At that rate, how many gallons of gas would she need to drive 357 miles?
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
420 miles on 18 gallons of gas
1 mile on 18/420
1 mile on 0.0429 gallons of gas
357 miles on 15.3 gallons of gas
Hope this helps.
:-)