Middlesex manufacturing uses a predetermined overhead rate based on direct labor cost to apply manufacturing overhead to jobs. Last year, the company's estimated manufacturing overhead was $1,200,000 and its estimated level of activity was 50,000 direct labor-hours. The company's direct labor wage rate is $12 per hour. Actual manufacturing overhead amounted to $1,340,000, with actual direct labor cost of $650,000. For the year, manufacturing overhead was:

Inventory by three methods; cost of goods sold the units of an item available for sale during the year were as follows: jan. 1 inventory 20 units at $1,800 may 15 purchase 31 units at $1,950 aug. 7 purchase 13 units at $2,040 nov. 20 purchase 16 units at $2,100 there are 18 units of the item in the physical inventory at december 31. determine the cost of ending inventory and the cost of goods sold by three methods, presenting your answers in the following form: round your final answers to the nearest dollar. cost inventory method ending inventory cost of goods sold a. first-in, first-out method $ $ b. last-in, first-out method $ $ c. weighted average cost method $ $