Need help with everything not in green, please explain clearly how to get the answers!! Thank you!!

Exercise 8-10 Inventory information for Part 311 of Oriole Corp. discloses the following information for the month of June June 1 Balance 304 units $17 June 10 Sold 201 units$41 11 Purchased 804 units $21 20 Purchased 499 units $22 15 Sold 503 units $43 27 Sold 301 units$46 Your answer is partially correct. Try again Assuming that the periodic inventory method is used, compute the cost of goods sold and ending inventory under (1) LIFO and (2) FIFO LIFO FIFO Cost of Goods Sold 21604 s19889 21604 Ending Inventorys11426 13141 Your answer is incorrect. Try again Assuming that the perpetual inventory method is used and costs are computed at the time of each withdrawal, what is the value of the ending inventory at LIFO? The ending inventory at LIFO11051 LINK TO TEXT Your answer is incorrect. Try again. Assuming that the perpetual inventory method is used and costs are computed at the time of each withdrawal, what is the gross profit if the inventory is valued at FIFO? Gross Profit (FIFO)? 19889