Please help with the answers ( Step by step calculations)

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Applying and Analyzing Inventory Costing Methods At the beginning of the current period, Chen carried 1,000 units of its product with a unit cost of $23. A summary of purchases during the current period follows: During the current period, Chen sold 2,800 units. a. Assume that Chen uses the first-in, first-out method. Compute its cost of goods sold for the current period and the ending inventory balance. b. Assume that Chen uses the last-in, first-out method. Compute its cost of goods sold for the current period and the ending inventory balance. c. Assume that Chen uses the average cost method. Compute its cost of goods sold for the current period and the ending inventory balance. Analyzing of Inventory and Footnote Disclosure The inventory footnote from Deere & Compariy's 201010 - follows (S millions). Activity-Based Costing and Conventional Costs Compared the current month. Manufacturing overhead follows: Rounding instructions: Do not round until your final answers. Round total cost answers to the nearest dollar and per unit answers to the nearest cent. HINT: Use 6.8082 for overhead rate calculations