Hey i dont get how they got this solution especially the $$111?$

25. JKL buys and sells a single product. It uses a perpetual inventory system, with a moving average cost flow assumption. On I June 2022, it had 10 units at $7 per unit on hand. During the month ended June 30, 2022, inventory activity was as follows: Purchases June 10 June 20 Sales June 5 June 19 15 units at $6 10 units at S4 7 units at S15 12 units at S15 A. What is the value of ending inventory on June 30? Show workings (round to two decimal places at each step of your calculations). (2 marks) 25. Solutions: A. Average on June 10 is $6.17 ($111/18 units), and average on June 20 is 4.81 ($77/ 16 units). On 30 June, 16 units are on hand @ $4.81 each, so ending inventory value is $77.