The controller of Cullumber Industries has collected the following monthly cost data for use in analyzing the behavior of maintenance costs. Total Total Month Maintenance Costs Machine Hours January $2,760 330 February 3,060 380 March 3,660 530 April 4,560 660 May 3,260 530 June 5,560 730 (all Determine the unit variable costs using the high-low method for this mixed cost. {Round answer to2decimal places as. 2.25.) Variable cost per machine hour 95 Determine the fixed cost components using the high-low method. Total fixed costs $