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