1. We are considering the purchase of a $200,000 computer-based inventory management system. It will be depreciated straight-line to zero over its four-year useful life. It will be worth $30,000 at the end of that time. The system will save us $60,000 before taxes per year in inventory related costs. The relevant tax rate is 21% Because the new setup is more efficient than our existing one, we will be able to carry less total inventory and this will free up $45,000 in net working capital needs. What is the NPV at 16% ? What is the IRR on this investment