Felix & Co. reports the following information about its unit sales and cost of sales. Period Units Sold 0 400 800 1,200 1,600 cost of Sales $ 2,500 3,100 3,700 4,300 4,900 Oro 2,000 2,400 2,800 3,200 3,600 Cost of Sales $5,500 6,100 6,700 7,300 7,900 Complete the below table to calculate the fixed cost and variable cost of sales by using the high-low method. High-Low method - Calculation of variable cost per unit High-Low method - Calculation of fixed costs Total cost at the high point | Variable costs at the high point: Volume at the high point: Variable cost per unit 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 Total variable costs at the low point Total fixed costs