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 Units Produced 100 160 August 120 September 150 October 210 November December 240 60 Maintenance Cost $ 4,550 6,530 4,770 5,430 6,750 7,410 3,450 Using the high-low method, estimate both the fixed and variable components of its maintenance cost. 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 High-Low method - Calculation of variable cost per maintenance hour 0