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 months. Month June July August September October November December Units Produced 90 150 110 140 200 230 50 Maintenance Cost $ 4,190 6,260 4,880 5,570 6,950 7,640 3,500 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 0 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 fixed 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 Total fixed costs