Question-3 From the details furnished below you are required to compute a comprehensive machine-hour rate: 3,24,000 Original purchase price of the machine (subject to depreciation at 10% per annum on original cost) 200 hours Normal working hours for the month (The machine works for only 75% of normal capacity) Wages to Machine-man *125 per day (of 8 hours) Wages to Helper (machine attendant) 75 per day (of 8 hours) Power cost for the month for the time worked 15,000 Supervision charges apportioned for the machine centre for the month 13,000 Electricity & Lighting for the month *7,500 Repairs & maintenance (machine) including Consumable 17,500 stores per month Insurance of Plant & Building (apportioned) for the year *16,250 Other general expense per annum 27,500 The workers are paid a fixed Dearness allowance of $1,575 per month. Production bonus payable to workers in terms of an award is equal to 33.33% of basic wages and dearness allowance. Add 10% of the basic wage and dearness allowance against leave wages and holidays with pay to arrive at a comprehensive labour-wage for debit to production