Feb.14 Purchase 70 units @ $3 = $210 Feb.15 Sales 60 units @ $8 June30 Purchase 90 units @ $4 = $360 Nov. 6 Sales 86 units @ $8 Nov.19 Purchase 20 units @ $5 = $100 Totals 220 units $750 176 units Return to question Exercise 5-11 (Static) Periodic: Inventory costing methodsFIFO and LIFO LO P1 Required: The company uses a periodic inventory system. 3. Determine the costs assigned to ending inventory and to cost of goods sold using FIFO. b. Determine the costs assigned to ending inventory and to cost of goods sold using LIFO. c. Compute the gross profit for each method. 6 Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. Required A Required B Required C Determine the costs assigned to ending inventory and to cost of goods sold using LIFO.