Simplex Company has the following estimated costs for next year:Direct Materials $15,000Direct Labor $55,000Sales Commissions $75,000Salary of Production Manager $35,000Indirect Materials $5,000Advertising Expense $11,000Rent on Factory Equipment $16,000Simplex estimates that 10,000 direct labor and 16,000 machine-hours will be worked during the year. If overhead is applied on the basis of machine-hours, the overhead rate per hour will be: