A four-year financial project has net cash flow of RM20,000; RM25,000; RM30,000 and RM50,000 in the next four years. It will cost RM75,000 to implement the project. If the required rate of return is 0.2; a. conduct a discounted cash flow calculation to a determine the NPV. b. What would happen to the NPV of the above project if the inflation rate was expected to be 4% in each of the next four years? c. Calculate the profitability index for Problem a and b d. Calculate the Return on Investment (ROI) for Problem a and b e. Calculate the Payback Period for Problem a and b