5. A project is expected to bring in $500 each year for the next 5 years. If money can earn k% compounded annually, what is the most that this project can cost and still be worth it to the company? Hint: You need a net present value of a positive number. 6. Paying $10000 for extra advertising expenses today is estimated to increase sales by $6000, $300, $2500, and $1000 over the next 4 years respectively. What is the net present value for the advertising if money can earn k% compounded annually? [ 4 ] [ 4 ]