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Problem 6-03A a, b1-b2, c (Part Level Submission) (Video) Whispering Winds Corp. had a beginning inventory on January 1 of 143 units of Product 4-18-15 at a cost of $20 per unit. During the year, the following purchases were made. Mar. 15 July 20 380 units 238 units at at $23 $24 Sept. 4 Dec. 2 333 units 95 units at at $26 $29 950 units were sold. Whispering Winds Corp. uses a periodic inventory system. (a) Your answer is correct. Determine the cost of goods available for sale. The cost of goods available for sale 28,725 Click if you would like to Show Work for this question: Open Show Work (61) Your answer is correct. Calculate average cost per unit. (Round answer to 2 decimal places, e.g. 2.23.) Average cost per unit 24.16 Click if you would like to Show Work for this question: Open blank Show Work Copy Show Work from Previous attempt SHOW SOLUTION LINK TO TEXT Attempts: 1 of 1 used (62) Determine (1) the ending inventory, and (2) the cost of goods sold under each of the assumed cost flow methods (FIFO, LIFO, and average-cost). Prove the accuracy of the cost of goods sold under the FIFO and LIFO methods. (Round answers to o decimal places, e.g. 1,250.) FIFO LIFO AVERAGE-COST The ending inventory The cost of goods sold (c) The parts of this question must be completed in order. This part will be available when you complete the part above