Lupo Corporation uses a job-order costing system with a single plantwide predetermined overhead rate based on machine-hours. The company based its predetermined overhead rate for the current year on the following data: Total machine-hours Total fixed manufacturing overhead cost Variable manufacturing overhead per machine-hour 31,000 $310,000 $4.00 Recently, Job T687 was completed with the following characteristics: 10 30 Number of units in the job Total machine-hours Direct materials Direct labor cost $730 $1,460 The amount of overhead applied to Job T687 is closest to: $420.00 $310.00 $524.40 $84.00