4. The production department of a factory furnishes the following information for the month of October. Materials Used Direct Wages Labor hours worked Hours of machine operation Overhead cost RO 125,000 RO 85,000 26,000 40,000 RO 60,000 For an order executed by the department during the period, the relevant information was as under: RO Materials used Direct Wages Labor hours worked Hours of machine operation 10,000 RO 7,000 4,000 3,500 a. You are required to calculate the overhead chargeable to the job on order by the following methods: Percentage of direct materials cost b. Percentage of labor hour cost c. Direct labor hour rate d. Machine hour rate 2 | Page c