Question

Sue's car used 12 gallons of gas on a 300 mile trip. Jen's car used 5 gallons of gas on a 140 mile trip. Whose car got miles per gallon ?

Answer 1

Jens car did, because she got 28 miles to the gallon while Sue only got 25 miles to the gallon

Answer 2

Both cars got miles per gallon.

Sue's car got  (300 miles) / (12 gallons) = 25 miles/gallon .

Jen's car got (140 miles) / (5 gallons) = 28 miles/gallon .