on 16 Walth Corporation uses a predetermined overhead rate base on machine-hours that it recalculates at the beginning of each year. The company has provided the following data for the most recent year. s out of 3 a question $ 684,000 Estimated total fixed manufacturing overhead from the beginning of the year Estimated activity level from the beginning of the year Actual total fixed manufacturing overhead Actual activity level 40,000 machine-hours $ 616,000 37.700 machine hours The amount of manufacturing overhead that would have been applied to all jobs during the period is closest to Select one: a. $644,670 O b.580,580 O G. 5684,000 O d. $68,000