A new computer system will require an initial outlay of $$20,250,$ but it will increase the firm$$s cash flows by $$4,500$ a year for each of the next $6$ years.

Calculate the NPV and decide if the system is worth installing if the required rate of return is $8\%.$

Note: Negative amount should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to $2$ decimal places.

Calculate the NPV and decide if the system is worth installing if the required rate of return is $13\%.$

Note: Negative amount should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to $2$ decimal places.