caterpillar(CAT) has debt valued at $60 billion on its balance sheet, while the market value of its common stock is roughly $20 billion. the yield to maturity on the debt is 5%, the cost of equity for the firm is 10%, and the tax rate for the firm is 35%.

CAT has a project with the following cash flows (in millions)

YEAR 0 1 2 3 4

Cash Flow -$40 $12 $12 $12 $12

given this info what is the NPV for the proposed project?