During the year, Rosenberg incorporated has the following inventory transactions. For the entire year, the company sells 61 units of inventory for $23 each. Required: 1.a & b. Using FFO, calculate ending inventory and cost of goods sold. 1 -c \& d. Using FiFO, calculate sales revenue and gross profit. 2 -a & b. Using LFO, calculate ending inventory and cost of goods sold. 2-c \& d. Using UFO, 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. Using FIFO, calculate sales revenue and gross profit. During the year, Rosenberg Incorporated has the following inventory transactions. For the entire year, the company sells 61 units of inventory for $23 each. Required: 1-a & b. Using FFO, calculate ending inventory and cost of goods soid. 1 -c \& d. Using FFO, calculate sales revenve and gross profit. 2a& b. Using UFO, calculate ending inventory and cost of goods sold. 2E& d. Using UFO, calculate sales revenue and gross profit. 3-a \& b. Using weighted average cost. calculate ending inventory and cost of goods sold. 3