During the year, Rosenberg Incorporated has the following inventory transactions. Date January 1 Transaction Beginning inventory March 4 Purchase June 9 Purchase November 11 Purchase Number of Unit Units Total Cost Cost 19 $21 $399 24 20 480 29 19 551 29 17 493 101 $1,923 For the entire year, the company sells 80 units of inventory for $29 each. Required: 1-a & b. Using FIFO, calculate ending inventory and cost of goods sold. 1-c & d. Using FIFO, calculate sales revenue and gross profit. 2-a & b. Using LIFO, calculate ending inventory and cost of goods sold. 2-c & d. Using LIFO, calculate sales revenue and gross profit. 3-a & b. Using weighted-average cost, calculate ending inventory and cost of goods sold. 3-c & d. Using weighted-average cost, calculate sales revenue and gross profit. 4. Determine which method will result in higher profitability when inventory costs are declining. Complete this question by entering your answers in the tabs below. Req 1a and b Req 1c and d Req 2a and b Req 2c and d Req 3a and b Req 3c and d Req 4 Using FIFO, calculate ending inventory and cost of goods sold. FIFO Cost of Goods Available for Sale Cost of Goods Sold Cost of Cost of Number Cost per Goods Number of units unit Available of units Cost per unit Goods Sold for Sale Beginning Inventory 19 $ 21 $ 399 $ 21 $ 0 Purchases: Ending Inventory Cost Number Ending of units per unit Inventory March 04 24 $ 20 480 $ 20 0 June 09 29 $ 19 551 $ 19 0 November 11 29 $ 17 493 $ 17 0 Total 101 $ 1,923 < Req 1a and b Req 1c and d >