The cost of ending inventory is $630.
The average inventory method entails using the average cost of the total inventory purchased to determine the value of the ending inventory.
Average cost = total cost / total units purchased
1860 / (120 + 150 + 150 + 200) = $3
Cost of ending inventory = 210 x 3 = $630
To learn more about how to calculate cost, please check: https://brainly.com/question/25717996
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