The Cost of Building Runyang Bridge in China, the World's

The cost of building Runyang Bridge in China, the world's third longest suspension bridge, was approximately $5 million. The indefinite upkeep costs are estimated to be $250,000 per year. Annual benefits of $340,000 and annual disbenefits of $41,000 have also been identified. Using an interest rate of 17% per year, determine the conventional B- C ratio.