Scoresby Incorporated tracks the number of units purchased and sold throughout each year but applies its inventory costing method at the end of the year, as if it uses a periodic inventory system. Assume its accounting records provided the following information at the end of the annual accounting period, December 31. Required: 1. Calculate the number and cost of goods atailable for sale. 2. Calculate the number of units in ending inventory. 3. Compute the cost of ending inventory and cost of goods sold under (o) FIFO, (b) LIFO, and (c) weighted average cost. 4. Prepare an income statement that shows the FIFO method, LIFO method and weighted average method. \begin{tabular}{|l|l|l|} \hline & Cost of Ending Inventory & Cost of Goods Sold \\ \hline FIFO & & \\ \hline LIFO & & \\ \hline Weighted Average Cost & & \\ \hline \end{tabular} Required 4