For a chad drives 56 miles per hour. you got this by dividing 168 by 3. for b it takes chad 12 hours and you got this by dividing 672 by 56. for c, chads car gets 28 miles per gallon you got this by dividing 308 by 11 for d, chads car uses uses 24 gallons to travel 672 miles an you got this by dividing 672 by 28. hope this is right.:)
