The following data are available for Sellco for the fiscal year ended on January 31, 2023: Sales 820 units Beginning inventory 240 units @ $3 Purchases, in chronological order 350 units @ $5 Purchases, in chronological order 410 units @ $6 Purchases, in chronological order 230 units @ $8 Required: Calculate cost of goods sold and ending inventory under the cost flow assumptions, FIFO, LIFO and Weighted average (using a periodic inventory system): Assume that net income using the weighted-average cost flow assumption is $12,400. Calculate net income under FIFO and LIFO.