How many gallons of gasoline are used in the United States in one day?

How many gallons of gasoline are used in the United States in one day?

• Assuming two cars for every three people, and that each car is driven an average of 10,000 per year, and that the average car gets 20 miles per gallon.

• Answer:

  from the reference, US uses about 360 million US gallons per day. alternatively, the US has a population of 300 M, that means 200 M autos, or 2e12 miles 20e11 miles / 20 mi/gal = 1e11 gallons per year 1000e8/365 = 2.7e8 gal/day or 270 million gallons per day Wikipedia: The US accounts for about 44% of the world’s gasoline consumption. In 2003 The US consumed 476.474 gigalitres (1.25871×1011 US gal), which equates to 1.3 gigalitres of gasoline each day (about 360 million US gallons). The US used about 510 billion litres (138 billion US gal/115 billion imp gal) of gasoline in 2006, of which 5.6% was mid-grade and 9.5% was premium grade. .