Wildhorse Co. Inc. had a beginning inventory of 100 units of Product RST at a cost of $6 per unit. During the year, purchases were: Wildhorse Co. uses a periodic inventory system. Sales totaled 1,535 units. Determine the cost of goods available for sale. The cost of goods available for sale Attempts: 1 of 4 used Calculate average cost per unit. (Round answer to 3 decimal places, eg. 2.237.) Average cost per unit Determine the ending inventory and the cost of goods sold under each of the assumed cost flow methods (FIFO, LIFO, and average-cost). Prove the accuracy of the cost of goods sold under the FIFO and LIFO methods. (Round per unit cost to 3 decimal ploces, eg. 15,647 and final answers to 0 decimal places, es. 5, 125.) Which cost flow method results in the lowest inventory amount for the balance sheet? The lowest cost of goods sold for the income statement? (1) results in the lowest inventory amount, \$ (2) results in the lowest cost of goods sold, $