KLM Flights are currrently in a financial crisis, and are looking at methods to decrease costs to stay afloat. The company is considering the purchase of a new computerised system that is expected to save the company $61,000 at the end of each year in reduced wages.

The system costs $185,000, plus another $11,000 to be installed. It is expected to last for five years after which it can be sold for $49,000. Operating expenses (such as electricity and maintenance) are $8,000 pa.

a)Determine the annual net cash flows of this investment (ignore the effect of taxes). Enter the information in the following table. Indicate whether cash flows are + or -:

Time012345NetCashFlow

b)Calculate the NPV if the required rate of return is15% pa.

NPV_15%=$

c)Calculate the NPV if the required rate of return is17% pa.

NPV_17%=$