help, how do I find the projects net present value

NPV Calculate the net present value (NPV) for a 25-year project with an initial investment of $10,000 and a cash inflow of $4,000 per year. Assume that the firm has an opportunity cost of 18%. Comment on the acceptability of the project. The project's net present value is $ . (Round to the nearest cent.) Is the project acceptable? (Select the best answer below.) O Yes O No