The controller of Hall Industries has collected the following monthly expense data for use in analyzing the cost behavior of maintenance costs. Month Total Maintenance Costs Total Machine Hours January $6,455 5,950 February 7,360 6,800 March 10,140 10,200 April 13,111 13,430 May 8,650 8,500 June 13,340 13,600 Determine the variable-cost components using the high-low method. (Round variable cost to 2 decimal places e.g. 12.25.) Variable cost per machine hour $ Determine the fixed cost components using the high-low method. (Round answer to 0 decimal places e.g. 2,520.) Fixed costs $