Karga Corporation bases its predetermined overhead rate on estimated machine-hours for the upcoming year. Data for the most recently completed year appear below: Estimates made at the beginning of the year: Estimated machine-hours Estimated variable manufacturing overhead 42,000 per machine $7.25 hour Estimated total fixed manufacturing overhead $241,500 Actual machine-hours for the year 43,500 The predetermined overhead rate (per machine hour) for the recently completed year was