A machine shop contains four newly purchased machines each occupying practically equal amount of space and costing, respectively, A: Rs 20,000; B: Rs 25,000; C: Rs 30,000 and D: Rs 40,000. The following are the expenses per annum of the machine shop.
|
Rent |
Rs 10,000 |
|
Rates and water |
Rs 4,250 |
|
Light and heat |
Rs 3,150 |
|
Power for A |
Rs 5,100 |
|
Power for B |
Rs 5,000 |
|
Power for C |
Rs 12,000 |
|
Power for D |
Rs 14,500 |
|
Administration |
Rs 9,500 |
|
Running expenses works sundries |
Rs 20,000 |
Prepare an MHR for each machine, assuming 45 hours in a week and 50 weeks a year, 80% utilisation and life of machine being 10 years without scrap value.