Leigh M. is working with her production supervisor to compute a predetermined fixed overhead rate for the coming year. Leigh and her production supervisor have put together a budget of 1,600 direct labor hours for the coming year. During the same period, they plan for 2,000 machine hours in the production process. Leigh has assembled the following information for the upcoming year: Direct materials $100,000 Direct labor cost 140,000 Salaries for factory janitors 70,000 Sales supervisor salary 102,000 Rent on factory building 24,000 Advertising expense 10,000 If Leigh decides to use a predetermined manufacturing overhead rate based on direct labor hours, what will be the predetermined manufacturing overhead rate?