Landen Corporation uses a job order costing system. At the beginning of the year, the company made the following estimates Direct labor hours required to support estimated production Machine-hours required to support estimated production Fixed manufacturing overhead cost Variable manufacturing overhead cost per direct labor hour Variable manufacturing overhead cost per machine-hour 155,000 77,500 $ 465,000 $ 4.30 $ 9.60 4.55 During the year, Job 550 was started and completed. The following information is available with respect to this job Direct materials Direct labor cost Direct labor-hours Machine-hours $ 210 $ 349 15 5 Required: 1. Assume that Landen has historically used a plantwide predetermined overhead rate with direct labor-hours as the allocation base Under this approach a Compute the plantwide predetermined overhead rate b. Compute the total manufacturing cost of Job 550. c. If Landen uses a markup percentage of 200% of its total manufacturing cost, what selling price would it establish for 5502