A Company uses a job-order costing system with a single plantwide predetermined overhead rate based on direct labor cost. The company based its predetermined overhead rate for the current year on total estimated manufacturing overhead cost of 40% of direct labor cost. The job cost sheet of Job2121 shows that the number of units in this job order is 80 units which incurred total of 90 labor-hours. This job consumed $50/unit of direct materials cost and $90/hour of direct labor. What would be the total manufacturing cost for Job2121 approximately? O a. None of the given answers. b. $15.340 $12.100 d. $11.340 $7.240