Question $4(4$ points$)$

Suncor is considering a new solar farm project. The project with require an initial cash outlay of $$100,000.$ The project will then generate cash inflows of $$20,000$ for the next $8$ years. However, after this initial period, the cost of maintaining the solar farm will increase and the cash flows will go down to $$10,000$ for the next $11$ years. Calculate the NPV of this project is the cost of capital is $10\%.($Pay attention to writing your NPV with the correct sign$).$