Rio Bus Tours has incurred the following bus maintenance costs during the recent tourist season. (The real is Brazil's national monetary unit. On the day this exercise was written, the real was equivalent in value to 0.2545 U.S. dollar.) Month November Hiles Traveled by Tour Buses 15,750 Cost 19,100 real December 17,900 19,400) January 20,050 19,550 February 24,500 20,000 March 32,000 21,470 April 14,000 18,500 Required: 1. Use the high-low method to estimate the variable cost per tour mile traveled and the fixed cost per month. 2. Develop a formula to express the cost behavior exhibited by the company's maintenance cost. 3. Predict the level of maintenance cost that would be incurred during a month when 49,000 tour miles are driven. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Required 3 Use the high-low method to estimate the variable cost per tour mile traveled and the fixed cost per month. (Round "Variable cost per tour mile" to 3 decimal places.) Variable cost per tour mile Fixed cost per month real real