Determining labor and factory overhead costs The general ledger of Ricardo Products Inc...

Determining labor and factory overhead costs

The general ledger of Ricardo Products Inc. contains the following control account:

If the materials charged to the one uncompleted job still in process amounted to $3,400, what amount of labor and factory overhead must have been charged to the job if the factory overhead rate is 100% of direct labor cost? (Hint: First determine the balance in Work in Process.)