Jones Company uses a job$-$order costing system with a predetermined overhead rate of $120\%$ of direct labor cost. The job cost sheet for Job #$420$ showed that Jones Company spent $$4,000$ on direct materials and $$5,000$ on direct labor on the job. What is the total cost of Job #$420?$

Multiple choice question.

$$11,000$

$$10,000$

$$9,000$

$$15,000$