A machine was purchased on 01 January 1998. The following relate to the machine.

Cost of the machine Rs 40,000 Estimated life 15 years of 1,800 hours per year Estimated scrap value Rs 2,500 Estimated repairs for whole life Rs 10,500 Power consumed per hour 15 units at 0.07 paise per unit Insurance Rs 75 per month Consumable stores Rs 25 per month The machine is installed in a department whose monthly rent is Rs 500, and this machine occupies one-fifth of the area. Total monthly lighting cost is Rs 40 for 10 light points, of which three relate to the machine. A supervisor with a monthly salary of Rs 500 spend one-fourth of his time for this machine.

Calculate the MHR.