Draw the cash flow and determine the Present Worth (PW), Future Worth(FW), and Annual Worth(AW) of the following engineering project when the annual MARR is 15%; Is this a good investment Determine the internal rate of return (IRR) of the project. Determine IRR if the salvage value at the end of the fifth year is $1000 What is the external rate of return (ERR) for this project now, with $1000 salvage value Assume that the external reinvestment rate (epsilon) is 10% per year