Montoure Company uses a perpetual inventory system. It entered into the following calendar-year purchases and sales transactions. Date January 1 Activities Beginning inventory February 10 Purchase March 13 Purchase March 15: Sales August 21 Purchase Purchase Sales September 5. September 10 Totals Units Sold at Retail Units Acquired at Cost 600 units $45 per unit 400 units $42 per unit 200 units $27 per unit 100 units $50 per unit 500 units $46 per unit 1,500 units 800 units $75 per unit 600 units $75 per unit 1,400 units Required: 1. Compute cost of goods available for sale and the number of units available for sale. Cost of goods available for sale Number of units available for sale 2. Compute the number of units in ending inventory Ending inventory units units