Dapper Corporation had only one job in process on May 1. The job had been charged with $3,400 of direct materials, $4,640 of direct labor, and $9,200 of manufacturing overhead cost. The company assigns overhead cost to jobs using the predetermined overhead rate of $23.00 per direct labor-hour. During May, the following activity was recorded:

Raw materials (all direct materials); Beginning balance ....... $8,500 Purchased during the month. $42.000 Used in production. $48,500 Labor: Direct labor-hours worked during the month 2,200 Direct labor cost incurred.... $25,520 Actual manufacturing overhead costs incurred $52,800 Inventories: Raw materials, May 30 Work in process, May 30 $32, 190