Assume that a company purchased a new machine for $19,000 that has a salvage value of $3,000 at the end of its useful life of five years The machine is expected to save the company $6,000 a year in cash operating costs for five years. The company's discount rate is it . The profitability index of this investment opportunity is closest to: Click here to view Exhibit 148-1 and Exhibit 148-2, to determine the appropriate discount factor(s) using the tables provided. Multiple Choice 128