Using weighted-average cost, calculate sales revenue and gross profit. (Round answers to Using LIFO, calculate sales revenue and gross profit. Determine which method will result in higher profitability when inventory costs are rising. Delermine which method will feault in hager protitability when inventory costs are rising: During the year, TRC Corporation has the following inventory transactions. For the entire year, the company sells 431 units of inventory for $61 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 rising. Using weighted-average cost, calculote ending inventary and cost of goods sold. (Round "Average Cost per unit" to 4 decimal places and all other answers to 2 decimal ptace:) Complete this question by entering your answers in the tabs below. Using LIFO, calculate ending inventory and cost of goods sold