The controller of Ivanhoe Industries has collected the following monthly expense data for use in analyzing the cost behavior of maintenance costs. Total Machine Hours Month January February Total Maintenance Costs $2,630 2,930 3,530 4,430 3,130 5,230 340 390 March 540 650 April May June 740 (ai) Determine the variable cost components using the high-low method. (Round answer to 2 decimal places e.g. 2.25.) Variable cost per machine hour LINK TO TEXT LINK TO TEXT VIDEO: SIMILAR EXERCISE (2) Determine the fixed cost components using the high-low method. Total fixed costs