Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March its Acquired at CostUnits Sold at Retail 100 units $50.00 per unit 400 units $55.00 per unit Mar. 1 Beginning inventory Mar. 5 Purchase Mar. 9 Sales Mar. 18 Purchase Mar. 25 Purchase Man. 29 Sales 420 units$85.00 per unit 120 units $60.00 per unit 200 units $62.00 per unit 160 units $95.00 per unit 580 units Totals 820 units Required 1. Compute cost of goods available for sale and the number of units available for sale