Economics: The benefits of a city park project are $10 million

Economics: The benefits of a city park project are $10 million

Subject: Economics    / General Economics
Question
The benefits of a city park project are $10 million and begin seven years from now. From that point forward the benefits go on forever. If the present value of the costs are $100 million , what is the net benefit (+) or cost (-) of this project if the social rate of return is 5%?