Dallas Company uses a job order costing system. The company's executives estimated that direct labor would be $2,640,000 (220,000 hours at $12/hour) and that factory overhead would be $1,520,000 for the current period. At the end of the period, the records show that there had been 200,000 hours of direct labor and $1,220,000 of actual overhead costs. Using direct labor hours as a base, what was the predetermined overhead rate