ES Exercise 6-5 The controller of Hall Industries has collected the following monthly expense data for use in analyzing the cost behavior of maintenance costs. Total Maintenance Costs Month January February March April May June $2,010 2,280 2,520 3,078 2,300 3,180 Total Machine Hours 4,550 5,200 7,800 10,270 6,500 10,400 Determine the variable-cost components using the high-low method. (Round variable cost to 2 decimal places e.g. 12.25.) Variable cost per machine hour Determine the fixed cost components using the high-low method. (Round answer to 0 decimal places e.g. 2,520.) Fixed costs