Aztec Industries produces bread which goes through two operations, Mixing and Baking, before it is ready to be packaged. Next year's expected costs and activities are shown below.

Mixing Baking

Direct labor hours $406,000$ DLH $86,000$ DLH

Machine hours $806,000$ MH $806,000$ MH

Overhead costs $ $507,500$ $ $406,000$

Compute Aztec$$s departmental overhead rate for the Mixing department based on machine hours.