The following particulars related to the production department of a factory for the month of June, current year. Materi

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The following particulars related to the production department of a factory for the month of June, current year.
Materials used
Direct wages
Factory overhead charges allocated to the department
Direct labour-hours worked
Hours of machine operation
₹ 180,000
₹ 144,000
₹ 216,000
30,000
20,000
Cost data of a particular work carried out in the above department during June are given below:
Material used
Direct wages
Labour-hours booked
Machine hours booked
₹ 18,000
₹ 26,250
2,300
1,500
What would be factory cost of the work order under the following methods of charging overheads:(i) Direct labour cost rate, (ii) Machine-hour rate and (iii) Direct labour-hour rate.