Frost, Inc is a service firm that uses process costing. The firm worked on a total of 6.000 cases this month. 3,000 of which were completed during the period. The remaining cases were 40% complete. The firm incurred $235,000 in direct labor and manufacturing overhead costs during the period and had $7,000 in direct labor and manufacturing costs in beginning inventory. Using the weighted average method, what was the total number of equivalent units? Multiple Choice O 5,400 o 6.000 4,200 3.000