please answer all questions Thank u

Question 1 (19 marks) 2.3. 2.1. It a project requires cash flow of R500000 with 10% interest, what will be the net present value (NPV) after year zero (0)? (3). 2.2. You bought a chemical plant in 2016 at R250000, after 5 years (in 2021) you sold the plant for R800000, what is the rate of investment (ROI) that you have made? (4). What will be the average annual ROI that you have made after 5 years in question 2.2 above? (2) If you have R5000 today to invest in a processing plant, what will be the future value (FV) of your money after 15 years from now at 7% interest rate? (4) Will you be happy if ROI on your project is negative? Explain your answer in details. (3) Explain the importance of understanding economic evaluation of the projects? (3) 2.4. 2.5. 2.6