henry's car can travel 252 miles with 6 gallons of gasoline. He is planning a trip that will require him to drive 400 miles. He thinks he can complete the trip with 10 gallons of gasoline. Is he correct?
Yes, he is correct. If his car can travel 252 miles with 6 gallons, then it can travel 42 miles on one gallon. So with 42 miles per gallon, he can drive 420 miles per 10 gallons.
