Montoure Company uses a periodic inventory system. It entered into the following calendar-year 2016 purchases and sales transactions Date Jan. 1 Beginning inventory Feb. 10 Purchase Mar. 13 Purchase Mar. 15 Sales Aug. 21 Purchase Sept. 5 Purchase Sept. 10 Sales Activities units Sold at Retail units Acquired at Cost 600 units $45 per unit 400 units$42 per unit 200 units $27 per unit 800 units $75 per unit 100 units $50 per unit 500 units$46 per unit 600 units 1,400 units $75 per unit Totals 1,800 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 units 2. Compute the number of units in ending inventory Ending invento units