In its first month of operations, McLanie Company made three purchases of merchandise in the following sequence: (1) 300 units at $6. (2) 400 units at $8, and (3) 500 units at $9. (a) Your answer is correct. Calculate average unit cost. (Round answer to 3 decimal places, eg. 5.125.) Average unit cost $ 7.917 Your answer is incorrect. Compute the cost of the ending inventory under the average-cost method, assuming there are 200 units on hand at the end of the period. (Round answer to O decimal places, e.g. 125.) The cost of the ending inventory $