Consider a one-year project that costs $300,000, provides an income of $70,000 a year for five years,

Question:

Consider a one-year project that costs $300,000, provides an income of $70,000 a year for five years, and costs $30,000 to dispose of at the very end of the fifth year. Assume that the first payment comes at the start of the year after the project is undertaken. Should the project be undertaken at a 0% discount rate? How about 2%? 5%? 10%?