Logan Products computes its predetermined overhead rate annually on the basis of machine hours. At the beginning of the year, it estimated that total manufacturing overhead would be 315,500 and machines would be run a total of 21,500 hours. its actual total manufacturing overhead for the year was 339,400 and its actual total machine- hours was 21,000 hours. Required: compute the company's predetermined overhead rate for the year, calculate the total overhead applied, and determine the amount of under or over applied overhead in the year.