solving by financial management formulas no excel no financial calculators

1. The Stars Company is considering AED 20 million investment in a new project which they anticipate will provide annual cash flows of AED 5.825,808 for the next 5 years. The firm has a 10% cost of capital. What is the internal rate of return? 2. A project requires an investment of AED 1.500 million and has a net present value of AED 23 million If the IRR is 10%, what is the profitability index for the project? 3.The RMT Company is considering making one or both of the following investments. Its cost of capital is 12 percent. AED million Project A B Year 0 -80 -90 year4 Year 1 22 390 year 2 29 year3 3 9 48 70 a. Which of the two projects should be chosen based on the payback method? b. Which of the two projects should be chosen based on the discounted payback method? c. Which of the two projects should be chosen based on the net present value method? Assume a cost of capital of 15 percent d. Which of the two projects should be chosen based on the IRR Method? c. Which of the two projects should be chosen based on the Profitability Index Method