A company just starting business made the following four inventory purchases in June: Date June 1 June 10 June 15 June 28 Number of units purchased 170 units 250 units 250 units 190 units Total cost $ 430 590 650 480 $2150 A physical count of merchandise inventory on June 30 reveals that there are 220 units on hand. Using the average-cost method, the amount allocated to the ending inventory on June 30 is O $550. O $1154. O $610. O $548