Required information Problem 5-1A Perpetual: Alternative cost flows LO P1 [The following information applies to the questions displayed below.] Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. Activities Units Acquired at Cost 70 units $50.40 per unit 210 units $55.40 per unit Units Sold at Retail Date Mar. 1 Beginning inventory Mar. 5 Purchase Mar. 9 Sales Mar. 18 Purchase Mar. 25 Purchase Mar. 29 Sales 230 units $85.40 per unit 70 units $60.40 per unit 120 units $62.40 per unit 100 units a $95.40 per unit 330 units Totals 470 units