The complete question is One gallon of gasoline is burned in an automobile's engine produces on the average 9.5 kg of carbon dioxide, which is a green house gas, that is, it promotes the warning of Earth's atmosphere. Calculate the annual production of carbon dioxide in kilograms if there are 40 million cars in the United States, and each car covers a distance of 5000 mi at a consumption rate of 20 mi per gallon. Solution with explanation. TIA!