The following information applies to the questions displayed below. Delph Company uses a job-order costing system and has two manufacturing departments-Molding and Fabrication. The company provided the following estimates at the beginning of the year Total MoldingFabrication 42,000 Machine-hours Fixed manufacturing overhead costs Variable manufacturing overhead per machine-hour6.10 $ 6.10 32,000 74,000 250,000 $780,000 $ $1,030,000 During the year, the company had no beginning or ending inventories and it started, completed, and sold only two jobs-Job D-70 and Job C-200. It provided the following information related to those two jobs: Job D-70 Direct materials cost Direct labor cost Machine-hours Molding Fabrication Total 370,000 $321,000 691,000 240,000 $ 170,000 $ 410,000 23,000 9,000 32,000 Job C-200 Direct materials cost $270,000 $ 240,000 Direct labor cost Machine-hours Molding Fabrication Total 510,000 $ 170,000 $ 270,000 $ 440,000 9,00033,000 4,000 Delph had no overapplied or underapplied manufacturing overhead during the year. value: 20.00 points Assume Delph uses a plantwide overhead rate based on machine-hours Required 1-a. Compute the predetermined plantwide overhead rate. (Round your answer to 2 decimal places.) Predetermined overhead rate per MH 1-b. Compute the total manufacturing costs assigned to Job D-70 and Job C-200. (Round your intermediate calculations to 2 decimal places.)