Oaklis Company has provided the following data for maintenance cost: Maintenance cost is a mixed cost with variable and fixed components. The fixed and variable components of maintenance cost are closest to: $4, 060 per year plus $1.40 per machine hour $29, 820 per year plus $.714 per machine hour $4, 060 per year plus $.714 per machine hour $30, 800 per year plus $1.40 per machine hour