The following information is available for a company's maintenance cost over the last seven months. Maintenance Cost Month Units Produced June July 90 180 August 120 September 150 October 210 November 240 60 $ 3,950 5,750 4,550 5,150 6,350 6,950 3,350 December 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 0