How much gas money would it take for a 40 mile drive?
It solely depends on the method of travel and it's mile per gallon rating. The other variable would be the cost of gas in your town.
20 mpg at $3 per gallon would cost $6How much is gas in your area?
Around $10 Max. It depends on what kind of car you are driving, whether city driving or highway driving, and where you buy the gas from.