Lucas Co. has a job-order costing system. For the month of April, the following debits (credits) appeared in the Work in Process account: April 1 30 30 30 30 Balance Direct materials Direct labour Manufacturing overhead To finished goods $24,000 80,000 60,000 54,000 $8,500. $5,000. $18,000. $4,500. (200,000) Lucas applies overhead at a predetermined rate of 90% of direct labour cost. Job No. 100, the only job still in process at the end of April, has been charged with manufacturing overhead of $4,500. The amount of direct materials charged to Job No. 100 was: DZU 4

-ucas Co. has a job-order costing system. For the month of April, the following debits credits) appeared in the Work in Process account: Lucas applies overhead at a predetermined rate of 90% of direct labour cost. Job No. 100 , the only job still in process at the end of April, has been charged with manufacturing overhead of $4,500. The amount of direct materials charged to Job No. 100 was: $8,500.$5,000$18,000.$4,500.