The controller of Cullumber Industries has collected the following monthly expense data for use in analyzing the cost behaviour of maintenance costs: Total Month Maintenance Costs Total Machine Hours January $2,630 2,850 February 3,400 4,050 March 3,950 6,400 April 4,510 7,900 May 3,530 5,500 June 5,355 8,300 Determine the variable-cost component using the high-low method. (Round answer to 2 decimal places e.g. 12.25.) Variable cost $ per machine hour Determine the fixed cost component using the high-low method. Fixed cost $ eTextbook and Media