The following data are available for Sellco for the fiscal year ended on January 31, 2020: Sales Beginning inventory Purchases, in chronological order 780 units 200 units @ $4 330 units @ $5 440 units @ $6 240 units @ $ 8 Required: a. Calculate cost of goods sold and ending inventory under the cost flow assumptions, FIFO, LIFO and Weighted average (using a periodic inventory system): (Round unit cost to 2 decimal places.) FIFO Cost of Goods Sold 3,950 $ 4,870 Ending Inventory $ 3,060 $ 1,000 LIFO Weighted average b. Assume that net income using the weighted average cost flow assumption is $14,900. Calculate net income under FIFO and LIFO. (Round unit cost to 2 decimal places.) Net Income FIFO LIFO