QUESTION $4$

You expect to receive $$100$ in year $1,$$$150$ in year $2,$ and $$200$ in year $3$ if you invest in Project XYZ$.$ The project requires you to make an initial investment of $$140$ in year $0$ You also expect to incur the following expenses: $$80$ in year $1,$$$80$ in year $2,$$$100$ in year $3.$ Suppose the current discount rate is $10\%$ and remain the same. Suppoe all cash flows are incurred at the end of each year. What is the dynamic payback period? $($rounding to $2$nd decimal place$)$