Blue Spruce Corp. had a beginning inventory of 100 units of Product RST at a cost of $9 per unit. During the year, purchases were: Feb. 20 650 units at $10 Aug. 12 460 units at $12 May 5 590 units at $11 Dec. 8 100 units at $13 Blue Spruce uses a periodic inventory system. Sales totaled 1,510 units. Determine the cost of goods available for sale. The cost of goods available for sale $enter the cost of goods available for sale in dollars Calculate Average Cost. (Round answer to 3 decimal places, e. g. 5.125.) Average Cost $enter an average cost in dollars Determine the ending inventory and the cost of goods sold under each of the assumed cost flow methods (FIFO, LIFO, and average-cost). (Round answers to 0 decimal places, e. g. 150.) FIFO LIFO AVERAGE-COST The ending inventory $enter a dollar amount $enter a dollar amount $enter a dollar amount The cost of goods sold $enter a dollar amount $enter a dollar amount $enter a dollar amount Which cost flow method results in the lowest inventory amount for the balance sheet