You are deciding to choose between three mutually exclusive projects. a. option 1: project X will cost $5000 to install and $4300 a year to run and will last for three years. b. option 2: project Y will cost $6000 to install and $3700 a year to run and will last for four years. c. option 3: project Z will cost $10,000 to install and $500 a year to run and will last forever. Let the WACC = 0.08 Estimate the NPV of project X. Estimate the equivalent annuity cost of project X