Exercise 6-14 a-b1 (Part Level Submission) Riverbed Corp uses a periodic inventory system reports the following for the month of June. Unit Cost Date June 1 Explanation Inventory Purchases Purchases Inventory Units 140 360 IN Total Cost $700 2,160 23 220 1,540 A sale of 400 units occurred on June 15 for a selling price of $8 and a sale of 50 units on June 27 for $9. (a) Calculate the average cost per unit, using a perpetual inventory system. (Round answers to 3 decimal places, e.g. 5.125.) June 1 $ June 12 June 15$ June 23 $ June 27 $ LINK TO TEXT LINK TO VIDEO Attempts: 0 of 3 used