SOLUTION: Mary's car averages 25 miles per gallon of gasoline. She lives 15 miles from school. How many gallons of gasonline does Mary use to drive to and from in 20 days?
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Question 291931: Mary's car averages 25 miles per gallon of gasoline. She lives 15 miles from school. How many gallons of gasonline does Mary use to drive to and from in 20 days? Answer by rfer(16322) (Show Source):
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