The distance from Chicago to Cleveland is 400 miles. Your drive from Cleveland to NYC took 6 hours, and your average speed for this part of the trip was 70 mph. Scratch work - I will not read this. Suppose you have 1250 watt hair dryer, and every morning you use your hair dryer for 10 minutes in order to dry your hair. Suppose your electric company charges 10 cents per kwh used.
Answer is to be given to the nearest penny.