Ivanhoe Company uses a periodic inventory system reports the following for the month of June. Unit Cost Date June 1 12 Explanation Inventory Purchases Purchases Inventory Units 130 370 Total Cost $650 2,220 1,505 23 215 7 270 A sale of 400 units occurred on June 15 for a selling price of $8 and a sale of 45 units on June 27 for $9. (a) Your answer is partially correct. Try again. Calculate the average cost per unit, using a perpetual inventory system. (Round answers to 3 decimal places, e.g. 5.125.) June 1 June June 15 June June