Cadburn Corporation uses a job order cost system with manufacturing overhead applied to products on the basis of direct labor hours. For the upcoming year, Cadbur Corporation estimated total manufacturing overhead cost at $433.950 and total direct labor hours of 52,600. During the year, actual manufacturing overhead incurred was $450.240 and 53,600 direct labor hours were used. Required: o. Calculate the predetermined overhead rate. b. Calculate how much manufacturing overhead will be applied to production. c. Is overhead over- or underapplied? By how much? d. What account should be adjusted for over- or underapplied overhead? Should the balance be increased or decreased