FIFO and LIFO Costs Under Perpetual Ihventory System The following units of an item were available for sale during the year: Beginning inventory Sale First purchase Sale 21,600 units at $20.00 14,400 units at $40.00 48,000 units at $25.20 36,000 units at $40.00 45,000 units at $26.40 33,000 units at $40.00 Second purchase Sale The firm uses the perpetual inventory system, and there are 31,200 units of the item on hand at the end of the year. a. What is the total cost of the ending inventory according to FIFO b. What is the total cost of the ending inventory according to LIFO? Malone Go Flex 0