You run a construction firm and have just won a contract to build a government office building. Building it will require an investment of 10 million today, t = 0 and 5 million in one year's time, t = 1. The government will also pay you 20 million in one year's time, t=1. Both the cash flows in one year's time are certain in regards their amounts and their times of payment. The annual risk-free rate is 10%. (a) What is the NPV of this opportunity? (b) How can your firm turn this NPV into cash today