During the year, TRC Corporation has the following inventory transactions. For the entire year, the company sells 410 units of inventory for $51 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