The cell conversion cost rate is very similar to the predetermined factory overhead rate because both include only factory overhead costs. True False In applying the first-in, first-out method of costing inventories, if 8,000 units which were 30% completed are in process at June 1, 28,000 units were completed during June, and 4,000 units were 75% completed at June 30, the number of equivalent units of production for June was 33,400. True O False