Your firm has estimated the following cash flows for a capital investment project. The firm's required rate of return is 10%. What is the payback period for the project? Cash Flow -$165.000 at time 0 49.000 at year 1 49,000 at year 2 43,000 at year 3 43,000 at year 4 37.000 at year 5 25,000 at year 6 40 years 30 years 3.5 years 45 year 0 2.5 years