A US gallon is 231 cubic inches. An Imperial gallon, often usedin England and other British Commonwealth countries, is 277.42cubic inches. Note that 1 inch = 2.54 cm (exactly). a. Say that ona particular day, gasoline in Great Falls, Montana is selling for3.50 USD per US gallon. At the same time, gasoline in Lethbridge,Alberta is 5.00 CAD per Imperial gallon. If 1.00 CAD = 0.75 USD, onwhich side of the border is gas cheaper? Start by converting bothprices to CAD per litre (1 L = 1000 cubic centimetres). Remember toshow all of your work! (8) b. If you are driving down to GreatFalls (perhaps to buy gas?) at 110 km/h, how fast are you going inmiles per hour (mph) and metres per second?