Please I need answer in Details,

Q.No.4 ABC Company is considering a new product line to supplement its range line. It is anticipated that the new product line will involve cash investment of $1,000,000 at time 0, $500,000 in year 1 and $200,000 in year 2. After-tax cash inflows of $700,000 are expected in year 3. $900,000 in year 4. S400,000 in year 5, and $600,000 each year thereafter through year 10. Though the product line might be viable after year 10, the company prefers to be conservative and end all calculations at that time. a. If the required rate of return is 10 percent, what is the net present value of the project? Is it acceptable? b. What is its internal rate of retur? c. What would be net present value if the required rate of return was 15 percent? d. What is the project's payback period