Need all 6 requirements! thank you

Onion Iron Corporation tracks the number of units purchased and soid throughout each year but applies its inventory costing method at the end of the year, as if it uses a periocic inventory system. Assume its accounting records provided the following information at the end of the annual accounting period, December 31 Required: 1. Caiculate the number and cost of goods avaibble for sale. 2. Calculate the number of units in ending inventory 3. Compute the cost of ending inventory and cost of goods sold under (6) FFO. (bFLIFO, and (c) weighted average cost 4. Prepare in income statement that shows under the FifO method LIFO method and weignted averade method 6. Which inventory costing method minimizes income toxet