7) A solvent recovery project has the following characteristics: - Fixed capital investment: \$4.0 MM - Working capital investment: $400,000 (fully recoverable at $400,000 at the end of the useful life of the project) - Useful life period: 10 years - Salvage value: $500,000 - Recovered solvent: 5MMlb/ year - Value of the solvent: $0.2/lb - Annual operating cost: $200,000/ year - The corporate tax rate for the project is 30% of the annual taxable gross profit Calculate the NPV of the project for two values of the annual discount rate: 10% and 15%. Comment on your results