a. If you are offered to participate in a project that you pay 1500 riyals at the beginning of each year for the next 15 years. What is the maximum amount you will invest in this project if you expect an 8% rate of return on your investment?

B. Ahmed plans to get 20 thousand riyals annually for the next ten years as a return on his investment in a specific project. What is the present value of this income if the opportunity cost is 9%