A. Convert 4.2 feet to meters. 4.2 feet = 1.28016 meters. The Formula of Scale = Big / Small Scale = 525 meters / 1.28016 meters Scale = 410.1050 meters
b. Convert 4.2 feet to inches. 4.2 feet = 50.4 inches. To get the number of plywood, divide 50.4 inches by 0.6 inch. The answer is 84. So there are 84 plywood sheets.