Saxon 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 10,000 machine-hours,

total fixed manufacturing overhead cost of $91,000, and a variable manufacturing overhead rate of $2.40 per machine-hour.

Job K373, which was for 60 units of a custom product, was recently completed. The job cost sheet for the job contained the following data:

Total machine-hours

120

Direct materials

645

Direct labor cost

3720

a. Calculate the estimated total manufacturing overhead for the year.

d. Calculate the total job cost for Job K373.

b. Calculate the predetermined overhead rate for the year.

e. Calculate the unit product cost for Job K373.

c. Calculate the amount of overhead applied to Job K373.

Please answer the following with the explanation.