Please help me to solve this problem .

Urban Glam Cosmetics made purchases of lipstick in the current year as follows: Jan. 1 Beginning inventory Mar. 14 Purchased July 30 Purchased Units available for sale Cost of goods available for sale 109 units @ $14.00 420 units $15.00 670 units @ $16.30 1, 199 units $ 1,526 6,300 10720 $18, 546 Urban Glam Cosmetics made sales on the following dates at a selling price of $34 per uniti Jan. 10 Mar. 15 Oct. 5 Totals 87 units 350 units 620 units 1,057 units Required: The business uses a perpetual inventory system 1. Determine the costs that should be assigned to the ending inventory and to goods sold under the following methods. (Do not round intermediate calculations. Round your final answers to 2 decimal places.) 1. Determine the costs that should be assigned to the ending inventory and to goods sold under the following methods. (Do not round intermediate calculations. Round your final answers to 2 decimal places.) Cost of Goods Ending Inventory Sold a FIFO b. Moving weighted average 2. Also calculate the gross profit under each method. (Do not round intermediate calculations. Round your final answers to 2 decimal places.) Gross Profit a FIFO b Moving weighted average