The following units of an item were available for sale during the year: Beginning inventory Sale First purchase Sale Second purchase Sale COGS 20 units at $43/unit 15 units at $60/unit 40 units at $46/unit 10 units at $62/unit 20 units at $48/unit 14 units at $64/unit End Inventory The firm uses the perpetual inventory system. a. What is the total cost of the ending inventory according to FIFO? b. What is the COGS for the second sale (10 units) using FIFO? c. What is the total cost of the ending inventory according to LIFO? b. What is the COGS for the second sale (10 units) using LIFO? units units units units units units units units units * FIFO * units Beg End /unit /unit /unit /unit /unit /unit units Total - B Inventory unit cost units 15 10 14 COGS End Inventory FIFO LIFO units units units units units units units * units units * units * COGS End Inventory Total LIFO /unit /unit /unit /unit /unit /unit |||||| ### Total =