If the cost of MBA is $28,000 and the trade off would be obtaining a job that I was making 32,000 to 70,000 ( a 38,000 increase). Determine how much compensation (return) you expect to earn and how long will it take to pay back the return on this investment. Use the financial formulas, Net Present Value (NPV), Internal Rate of Return (IRR), and Payback, Please show calculations, I do not understand this!