Question 3 The plan is to build a multi story parking in Melbourne CBD. With the costs and benfits estimated as the following table, the investor indicates that they will decide based on the Internal Rate of Return (IRR) of this project. Based on the given information, please calculate the IRR of this project to help the decision making of this project. Construction materials $10,000,000 Construction cost $8,000,000 Maintenance fee per year $2,000,000 Traffic flow per year 2,000,000 car/year Toll fee $5 per car Service year 30 year End of life value $5,000,000