The controller of Ivanhoe 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 une $2,630 2,930 3,530 4,430 3,130 5,230 340 390 540 650 540 740 (a1) 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 By accessing this Question Assistance, you will learn while you earn points based on the Point Potential Policy set by your instructor