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If elevator X costs Rs. 20,00,000 with an annual operating and maintenance (O&M) cost of Rs. 30,000. If the service life of the elevator is 20 years and minimum attractive rate of return (MARR) is 10%, then its preset worth (cost) will be _________.
20,30,000
22,55,420
24,45,200
26,00,000
22,55,420
Practice and solve "If elevator X costs Rs. 20,00,000 with an annual operating and maintenance (O&M) cost of Rs. 30,000...." for Electrical - Economics for Engineers. The correct answer is Option B: 22,55,420. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Option **(b) **