' _ _ The National Potato Cooperative (NPC) is considering the purchase of a de- skinning machine that will cost $150,000 and should have a salvage value of $20,000 at the end of its 8-year useil life. The uniform annual savings from using the new machine are expected to be $70,000 per year. However, the uniform annual operating costs are projected to be in the range from $25,000 to $35,000. a. Determine the uniform annual costs for which this project would break even. The NPC has a MARR = 10%. b. Based on your calculations in part (a), explain whether the project is sensitive to the annual operating costs