Sandhill Co, uses a periodic inventory system and reports the following for the month of June. Date Explanation Units Unit Cost $5 June 1 Inventory 140 Total Cost $ 700 2,100 1,610 Purchases Purchases Inventory Calculate weighted average unit cost. (Round answer to 3 decimal places, e.. 5.125.) Weighted average unit cost $ Compute the cost of the ending inventory and the cost of goods sold under FIFO, LIFO, and average cost. (Round answers to decimal places, es. 125) FIFO Average cost The cost of the ending Inventory The cost of goods sold