Required information [The following information applies to the questions displayed below.] Alden Co.'s monthly unit sales and total cost data for its operating activities of the past year follow. Management wants to use these data to predict future fixed and variable costs. Month 1 Units Sold Total Cost 317,500 $155,000 Month 7 Units Sold 362,500 Total Cost $296,300 2 162,500 98,750 8 267,500 149,250 3 262,500 203,100 9 76.500 67,500 4 202,500 97,500 10 147,500 128,125 5 287,500 199,000 11 91,500 91,500 187,500 109,500 12 97,500 84,150 1. Estimate both the variable costs per unit and the total monthly fixed costs using the high-low method. (Do not round intermediate calculations.) High-Low method Calculation of Variable Cost per unit Total cost at the high point Variable costs at the high point High-Low method Calculation of Fixed Costs