10A. Happy Books has the following transactions in August related to merchandise inventory (Click the icon to view the transactions.) Read the requirements a. c. a., b., and c. Determine the cost of goods sold and ending merchandise inventory using the (a) FIFO inventory costing me inventory system. (Round weighted average cost per unit to the nearest cent and all other amounts to the nearest dollar.) b. FIFO LIFO Weighted-Average Beginning Merchandise Inventory Plus Net Cost of Inventory Purchased Cost of Goods Available for Sale Less Ending Merchandise Inventory Cost of goods sold method, (b) ar.) i More Info Aug. 1 Aug. 3 Aug. 12 Aug. 15 Aug. 20 Aug. 28 Beginning merchandise inventory, 14 books @ $12 each Sold 2 books @ $26 each Purchased 11 books @ $15 each Sold 15 books @ $26 each Purchased 3 books @ $18 each Sold 5 books @ $27 each Print Done