Inventory data for Sheridan Company are reported as follows. Assume a sale of 500 units occurred on June 15 for a selling price of $9 and a sale of 420 units on June 27 for $9. (a1) Calculate cost of goods available for sale. The cost of goods available for sale Calculate Moving-Average unit cost for June 1,12,15,23&27. (Round answers to 3 decimal places, e.g. 2.525.) June 1 June 12$ June 15$ June 23$ June 27 \$ Calculate the cost of the ending inventory and the cost of goods sold for each cost flow assumption, using a perpetual inventory system. (Round average-cost per unit to 3 decimal places, e.g. 12.520 and final answer to 0 decimal places, e.g. 1,250.)