Use the following information to answer the five questions in the quiz: The estimated total factory overhead cost and total machine hours for Department 40 for the current year are $250,000 and 56,250 respectively. During January, the first month of the current year, actual machine hours used totaled 5,100 and factory overhead cost incurred totaled $22,000.
Determine the factory overhead rate based on machine hours:
a. $4.44 per machine hour
b. $2.25 per machine hour
c. $4.31 per machine hour
d. $4.76 per machine hour