Trooper Company has provided the following inventory data for the year: Date Transaction Units Cost per Unit January 1 Balance 55 $9 February 14 Sale 29 May 23 Purchase 105 10 August 21 Sale 51 Purchase 25 15 Sale 95 November 5 November 18 Required: Compute the cost of goods sold and the ending inventory using the periodic inventory system for each of the following cost flow assumptions (Round your intermediate calculations and final answers to 2 decimal places.): a. FIFO Cost of Goods Sold Ending Inventory b. LIFO $ c. Weighted Average