The following information is available for a company's maintenance cost over the last seven months Month June July August September October November December Units Produced 100 160 120 150 Maintenance Cost $ 4,550 6,530 4,770 5, 430 6,750 7,410 3,450 210 240 60 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 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 Total forced costs 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 Totalfixed costs