Current Attempt in Progress In its first month of operations, Blossom Company made three purchases of merchandise in the following sequence: (1) 380 units a $7. (2) 480 units at $9, and (3) 580 units at $10. Blossom uses a periodic inventory system. (a1) Your answer is correct. Calculate weighted-average unit cost. (Round answer to 3 decimal places, e.g. 5.125.) Weighted-average unit cost Attempts: 1 of 6 use Compute the cost of the ending inventory under the average-cost method, assuming there are 280 units on hand at the end of the period. (Round answer to 0 decimal places, eg. 125.) Cost of the ending inventory