Suppose that Ralph Lauren Company reports the following for the month of June. (a) Calculate the cost of the ending imventory and the cost of goods sold for each cost flow assumption, using a perpetual inventory system. Assume a sale of 970 units occurred on June 15 for a selling price of $8 and a sale of 1.000 units on June 27 for $9. (Round average cost per unit to 3 decimal ploces, es. 5.254 and finol answers to 0 decimal ploces, es. 2,520.)