5-4AA (Algo) Periodic: Alternative cost flows LO P3 Montoure Company uses a perlodic Inventory system. It entered into the following calendar-year purchases and sales transactions. Date Activities Units Acqured at cost Units sold at Retail January 1 Beginning inventory 628 units e $45.60 per unit February 10 Purchase 440 units @ $42.68 per unit March 13 Purchase 228 units Theta$27.80 per unit March 15 sales (e $75.00 per unit August 21 Purchase 128 units @ $50.80 per unit September 5 Purchase 528 units e $46.60 per unit September 18 Sales e $75.80 per unit Totals 1,928 units 1,528 units Requlred: Compute cost of goods avallable for sale and the number of units available for sale. Cost of goods available