Sheridan Company uses a periodic inventory system and reports the following for the month of June. (a1) Your answer is correct Calculate weighted-iverage unit cost. (Round answer to 3 decimal ploces, es. 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 0 decimal places, eg. 125.)