Machine-hours required to support estimated production 152,000Fixed manufacturing overhead cost $651,000Variable manufacturing overhead cost per machine-hour $4.10Required:(1) Compute the plantwide predetermined overhead rate.(2) During the year, Job 400 was started and completed. The following information was available with respect to this job:Direct material $360Direct labor cost $290Machine-hours used 33Compute the total manufacturing cost assigned to Job 400.(3) If Job 400 includes 60 units, what is the unit product cost of this job?