Help with weighted average cost and Income statement

Scoresby Inc. tracks the number of units purchased and sold throughout each year but applies its inventory costing method at the end of the year, as if it uses a periodic inventory system. Assume its accounting records provided the following information at the end of the annual accounting period, December 31. Units 4,000 Unit Cost $22 Transactions a. Inventory, Beginning For the year b. Purchase, March 5 c. Purchase, September 19 d. Sale, April 15 (sold for $67 per unit) e. Sale, October 31 (sold for $70 per unit) f. Operating expenses (excluding income tax expense), $606,000 0,000 6,000 4,300 9,000 23 25 Required 1. Calculate the number and cost of goods available for sale. Number of Goods Available for Sale Cost of Goods Available for Sale 20,000 units $ 468,000 2. Calculate the number of units in ending inventory. ding Inventory 6,700 units 3. Compute the cost of ending inventory and cost of goods sold under (a) FIFO, (b) LIFO, and (c) weighted average cost Cost of Ending Cost of Goods Inventory Sold FIFO LIFO Weighted Average Cost 166,100 301,900 150,100 317,900