Martin Manufacturing assigns overhead to jobs based on machine hours. At the beginning of the current year, estimated overhead costs were $250,000 and estimated machine hours were 50,000. During the year, 150 machine hours were used on Job #108. By the end of the year, actual overhead costs were calculated to be $232,500 and actual machine hours were 5,000. How much overhead was applied to Job #108 during the year?

a. $750.00

b. $708.75

c. $630.00

d. $622.22