Required informotion The following information applies to the questions displayed below] Alden Company's monthly data for the past year follow. Management wants to use these data to predict future variable and fixed costs. Estimate both the variable costs per unit and the fotal monthly fixed costs using the high-low method. (Do not round intermediate (culations.) 1. Estimate both the variable costs per unit and the fotal monthly fixed cosis using the high-low method. (Do not round intermediate calculations.) Required information [The following information applies to the questions displayed below] Alden Company's monthly data for the past year follow. Management wants to use these data to predict future variable and fixed costs. 2. Predict future total costs when sales volume is (a) 381,000 units and (b) 421,000 units