Required information Problem 21-1A (Algo) Measuring costs using high-low method LO P1 (The following information applies to the questions displayed below]) Aiden Company's monthly data for the past year follow. Management wants to use these data to predict future variable and fixed costs. Problem 21-1A (Algo) Part 1 1. Estimate both the varlable costs per unit and the total monthly fixed costs using the high-low method. Note: Do not round intermediate colculations. 2. Predict future total costs when sales volume is (a) 371,000 units and (b) 411,000 units