Return November December 240 60 8,100 3,600 Using the high-low method, estimate both the fixed and variable components of its maintenance cost. Answer is complete but not entirely correct. High-Low method - Calculation of variable cost per maintenance hour Cost at high point minus cost at low point 4,500 Variable cost per unit produced Volume at high point minus volume at low point 18 Change in cost $ 250,00 Change in volume 8,100.00 Total cost at the high point Variable costs at the high point Volume at the high point Variable cost per unit produced Total variable costs at the high point Totalfixed costs 24 hours 250.00 $ 6,000.00 2,100.00 $ $ 3,600,00 Total cost at the low point Variable costs at the low point: Volume at the low point Variable cost per unit produced Total variable costs at the low point Total fixed costs 83 hours 250.00 $ 1,500.00 2,100.00 $ QS 18-3 Cost behavior estimation-high-low method LO P1 The following information is available for a company's maintenance cost over the last seven month Month June July August September October November December Units Produced Maintenance cost 90 $ 5,450 180 6,900 120 5,100 150 6,000 210 6,900 240 8,100 60 3,600