The controller of Cullumber Industries has collected the following monthly expense data for use in analyzing the cost behavior of maintenance costs. Total Total Month Maintenance Costs Machine Hours January February March April May June $3,004 3,414 4,097 5,121 3,642 6,076 Determine the variable-cost components using the high-low method. (Round answer to 2 decimal places eg. 2.25) Variable cost per machine hour $ 3,985 4,552 6,828 8,990 5,690 9,105 e Textbook and Media Determine the fixed cost components using the high-low method. Fixed costs $