! Required information [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. Date March 1 March 5 Activities Beginning inventory Purchase Units Acquired at Cost Units Sold at Retail 100 units 400 units @ $50 per unit @ $55 per unit March 9 Sales 420 units @ $85 per unit March 18 March 25 March 29 Purchase Purchase Sales Totals 120 units 200 units @ $60 per unit @ $62 per unit 820 units 160 units 580 units @ $95 per unit