Gasoline (assumed to be 100% octane) is combusted in your car according to the following chemical reaction:
2 C8H18 + 25 O2 -> 16 CO2 + 18 H2O
How many tons of CO2 are exhausted when driving 9,367 miles?
Assume a gasoline density of 6.07 lb/gal
Assume 27.8 miles per gallon
1 ton = 2000 lbs
Answer tolerance ± 0.4 tons