Please solve manually, NOT using excel. Show all calculations and formulas.

Heights Corp. is considering a project that will require a $100,000 investment. It will generate the following end-of-year cash flows: $20,000, $20,000, $20,000, $20,000, $20,000, $15,000, $15,000, $15,000, $15,000, $10,000, $10,000. $10,000. The required rate of return for a project of this type is 11%.

1. What is the projected internal rate of return?
2. What is the projected net present value?

Here are the answers if that helps in your calculations. I am not sure how to get to these numbers without Excel.

a) 13.61%

b) Projected net present value is 11,088.28.