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Machine A has an initial cost of Rs. 6,000 with total annual maintenance costs of Rs. 750. Machine B has an initial cost of Rs. 8,500 with total annual maintenance costs of Rs. 405. At a 10% interest rate, in approximately how many years do the two machines have the same present worth?
Never
3 years
8 years
10 years
10 years
Practice and solve "Machine A has an initial cost of Rs. 6,000 with total annual maintenance costs of Rs. 750. Machine B..." for Electrical - Economics for Engineers. The correct answer is Option D: 10 years. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Option **(d) **