Dearden 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 total fixed manufacturing overhead cost of $144,000, variable manufacturing overhead of $2.00 per machine-hour, and 60,000 machine-hours.The predetermined overhead rate is closest to:____________
a) $6.40 per machine-hour
b) $4.40 per machine-hour
c) $2.40 per machine-hour
d) $2.00 per machine-hour