Show 18 at 30 a and nd 8 at 80 Is comparative gas mileage j 1 those who would drive tt qt on an excessive rate of speed must expect to pay for the privilege judging from froia tests testa conducted by the american au to mobIle association different makua makes of cars were tested nt at various speeds and the tha ratio of gas fias and oil consumption speed was wag found to be ba about tho the same an automobile which goes 18 miles on a gallon of gasoline at ai 80 30 miles per hour will go put ut 12 at CO 60 and 8 apt t MN oil consumption Is beven times almea grenter greater nt at 55 mile per hour than at SO pathfinder magazine |