Landen Corporation uses a job order costing system. At the beginning of the year, the company made the following estimates: . olts Direct labor-hours required to support estimated production Machine-hours required to support estimated production Pixed manufacturing overhead cost Variable manufacturing overhead cost per direct labor-bour Variable manufacturing overhead cost per machine-hour 115.000 $7,500 $322,000 5 3.40 5 6.10 Book During the year, Job 550 was started and completed. The following information is available with respect to this job Print Direct materials Direct labor cost Direct labor-hours Machine-hours 5 252 $ 370 15 5 eferences 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 Job 550? 2. Assume that Landen's controller belleves that machine-hours is a better allocation base than direct labor-hours. 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 Job 550? (Round your intermediate calculations to 2 decimal places. Round your Predetermined Overhead Rate answers to 2 decimal places and all other answers to the nearest whole dollar.) per DLH 1. Direct labor-hours: a. Predetermined overhead rate b. Total manufacturing cost of Job 550 C. Selling price Machine-hours: a. Predetermined overhead rate b. Total manufacturing cost of Job 550 c. Selling price 2. per MH