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 $69,000 at the end of each year in reduced wages. The system costs $235,000, plus another $17,000 to be installed. It is expected to last for five years after which it can be sold for $46,000. Operating expenses (such as electricity and maintenance) are $7,000 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 -: Time 0 1 2 3 4 5 Net Cash Flow b)Calculate the NPV if the required rate of return is 10% pa. c)Calculate the NPV if the required rate of return is 12% pa.