The answer is 15.9% and choose Z. Please no excel.

The following net cash flows have been estimated for two machines, both of which have expected life spans of 10 years In addition, the rates of returns for the estimated cash flows have been provided One of the machines will be implemented into a certain production process. Using Rate of Return Analysis and an MARR of 15%, determine which alternative, if any, should be chosen. You are to show the work for and find any ROR calculations to the nearest .1% Let your first guess be 12%. (28)