The inventory data for an item for March is: Mar. 1 Inventory 5 Sold 12 Purchased 21 Sold 31 Purchased 35 units at $22 12 units 45 units at $23 27 units 20 units at $25 9. Using the above information, and assuming a perpetual LIFO system, calculate the company's cost of goods sold and ending inventory amounts respectively for the month ended March 31. Cost of Goods Sold S: Ending Inventory S