he following information is available for a company's maintenance cost over the last seven months June $ July August September October November December 5,050 6, 850 5, 650 6, 550 8,350 9,250 3, 850 17 13 16 25 Using the high-low method, estimate both the fixed and variable components of its maintenance cost. High-Low method- Calculation of variable cost per maintenance hour Variable cost per s 300.00 maintenance hour- $ 5400 Change in volume Volume at high point minus volume at low point 18 Total cost at the high point Variable costs at the high point: $9,250.00 Volume at the high point 25 hours Variable cost per maintenance hour 300.00 Total variable costs at the high point 7,500.00 Total fixed costs Total cost at the low point Variable costs at the low point Volume at the low point Variable cost per maintenance hour 7 hours 300.00 Total variable costs at the low point Total fixed costs 2,100.00 $ 2,100.00