P 4 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 March 1 March Activities Beginning inventory Purchase 220 units #ses.20 per unit March 18 March 25 March 29 Purchase Purchase 65 units see.20 per unit 562.20 per unit Sales Titl 40 units 2. Compute the number of units in ending inventory