Sevcan Bakery decided to buy a new oven for $15000. Using this new technology oven the owner expects to make extra $3000 for the first year $4000 for the second year and $5000 for the third and $6000 for the fourth year. If the owner is planning to replace the oven at the end of fourth year and cost of capital (discount rate) is 10% what is NPV and should the owner accept the project