I need help with 10-1 tthrough 10-7!!! please show work.

A project has an initial cost of $40,000, expected net cash inflows of $9,000 per year for 7 years, and a cost of capital of 11%. What is the project's NPV? Refer to Problem 10-1. What is the project's IRR? Refer to Problem 10-1. What is the project's MIRR? Refer to Problem 10-1. What is the project's PI? Refer to Problem 10-1. What is the project's payback period? Refer to Problem 10-1. What is the project's discounted payback period? Your division is considering two investment projects, each of which requires an up-front expenditure of $15 million. You estimate that the investments will produce the following net cash flows: a. What are the two projects' net present values, assuming the cost of capital is 5%? 10% 15%? b. What are the two projects' IRRs at these same costs of capital