Can you help me with this question? Thank you!

During the year, TRC Corporation has the following inventory transactions.

Date	Transaction	Number of Units	Unit Cost	Total Cost
January 1	Beginning inventory	58	$50	$2,900
April 7	Purchase	138	52	7,176
July 16	Purchase	208	55	11,440
October 6	Purchase	118	56	6,608
		522		$28,124

For the entire year, the company sells 444 units of inventory for $68 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.