Question 2: Harold Co. reported the following current-year purchases and sales data for its only product. Jan. 1 Beginning inventory XXXXXXXXXXunits @ $10 per unit Jan. 10 Sales XXXXXXXXXX90 units @...

Question 2: Harold Co. reported the following current-year purchases and sales data for its only product. Jan. 1 Beginning inventory 100 units @ $10 per unit Jan. 10 Sales 90 units @ $40 per unit Mar. 14 Purchase 250 units @ $15 per unit Mar. 15 Sales 140 units @ $40 per unit July 30 Purchase 400 units @ $20 per unit Oct. 5 Sales 300 units @ $40 per unit Oct. 26 Purchase 600 units @ $25 per unit Harold uses a perpetual inventory system. Required a. Determine the costs assigned to ending inventory and to cost of goods sold using moving average costing. b. Compute the gross margin for each method.