Alden, Inc., which uses a predetermined overhead rate based on direct labor hours, estimated total overhead for the year to be $10,000,000 and total direct labor hours to be 200,000 hours. Calculate Aldens predetermined overhead rate. In March, Alden incurred actual overhead costs of $830,000 and used 18,000 hours. How much was Aldens over- or under-applied overhead for the month of March?