The following information is available for Koba Company.

January 1, 2019 2019 December 31, 2019

Raw materials inventory $ 26,000 $30,000

Work in process inventory 18,500 22,200

Finished goods inventory 30,000 21,000

Materials purchased $170,000

Direct labor 230,000

Manufacturing overhead 180,000

Sales 800,000

Instructions

1. Compute cost of goods manufactured (show the steps please!)