need help plz!

O Required information M7-11 to 13 (Static) Calculating Cost of Goods Available for Sale, Cost of Goods Sold, and Ending Inventory under Periodic FIFO, LIFO, and Weighted Average Cost [LO 7-3) The following information applies to the questions displayed below) In its first month of operations, Literacy for the Illiterate opened a new bookstore and bought merchandise in the following order (1) 300 units at $7 on January 1 (2) 450 units at $8 on January 8, and (3) 750 units at $9 on January 29, M7-11 (Static) Calculating Cost of Goods Available for Sale, Cost of Goods Sold, and Ending Inventory under Periodic FIFO (LO 7-3) Required: Assuming 900 units are on hand at the end of the month, calculate the cost of goods available for sale, ending inventory, and cost of goods sold under FIFO. Assume a periodic inventory system is used (Round "Cost per Unit" to 2 decimal places.) FIFO Cost of Goods Available for Sale Ending Inventory Cost of Goods Sold