Please show work:

1) Kingston Corp. is now considering a new machine that requires an initial investment of $480,000 installed and has a useful life of 8 years. The expected annual after tax cash flows for the machine are $89,000 for each of the 8 years and nothing thereafter.

A) calculate net present value if required rate of return is 11%

B) calculate IRR of project

C) should kingston accept the project?