In its first month of operations, Coronado Company made three purchases of merchandise in the following sequence: (1) 300 units at $6, (2) 500 units at $7, and (3) 200 units at $8. (a) Your answer is incorrect. Calculate the average unit cost. (Round answer to 2 decimal places, e.g. 15.25.) Average unit cost $ eTextbook and Media Last saved 2 days ago. Attempts: 1 of 3 used (b) The parts of this question must be completed in order. This part will be available when you complete the part above