The following is a standard problem found in many textbooks:
Problem: How many gallons of gasoline are used in the United States in one day? Assume two cars for every three people, that each car is driven an average of 10,000 per year, and that the average car gets 20 miles per gallon.
I need tutor help to solve the above problem to find how many gallons of gasoline are used in the United States in one day.