If you insulate your office for $28,000, you will save $2,800 a year in heating expenses. These savings will last forever. a. and b. What is the NPV of the investment when the cost of capital is 4%? What if it is 10%? Cost of Capital a. 4% b. 10% c. What is the IRR of the investment? Note: Enter your answer as a whole percent. IRR NPV Payback period % d. What is the payback period on this investment? years

If you insulate your office for $28,000, you will save $2,800 a year in heating expenses. These savings will last forever. a. and b. What is the NPV of the investment when the cost of capital is 4% ? What if it is 10% ? c. What is the IRR of the investment? Note: Enter your answer as a whole percent. d. What is the payback period on this investment