The following information is available for a company's maintenance cost over the last seven months. Maintenance Cost Month Units Produced June July 110 170 August 130 September 160 October 220 November December 250 70 $ 4,780 6,400 5,320 6,130 7,750 8,560 3,700 Using the high-low method, estimate both the fixed and variable components of its maintenance cost. High-Low method - Calculation of variable cost per unit produced 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