Consider the following project balance diagram for a typical investment project with a service life of 5 years. The numbers In the figure indicate the beginning project balances, PB(l)'s. From the project balance diagram, reconstruct the project's original cash flows. What is the project's conventional payback period (without interest)? Consider the following project balance diagram for a typical investment project with a service life of 5 years. The numbers In the figure indicate the beginning project balances, PB(l)'s. From the project balance diagram, reconstruct the project's original cash flows. What is the project's conventional payback period (without interest)