The controller of Oriole Industries has collected the following monthly expense data for use in analyzing the cost behavior of maintenance costs. Total Maintenance Costs Total Machine Hours Month January $2,670 350 February 2,970 400 March 3,570 550 April 4.470 640 May 3,170 550 June 5.470 750 (1) Determine the variable cost components using the high-low method (Round answer to 2 decimal places eg. 2.25) Variable cost per machine hour $ e Textbook and Media (22) Determine the foed cost components using the high-low method Total xed costs $