I am having difficulty doing this homework problem.

Exercise 6-12 Charapata Company applied FIFO to its inventory and got the following results for its ending inventory. Cameras Blu-ray players iPods 109 units at a cost per unit of $66 154 units at a cost per unit of $73 121 units at a cost per unit of $87 The net realizable value of units purchased at year-end was cameras $73, Blu-ray players $59, and iPods $74. Determine the amount of ending inventory at lower-of-cost-or-market. Ending inventory LINK TO TEXT $