stuck on this question

You are thinking about investing $4,715 in your friend's landscaping business. Even though you know the investment is risky and you can't be sure, you expect your investment to be worth $5,732 next year. You notice that the rate for one-year Treasury bills is 1%. However, you feel that other investments of equal risk to your friend's landscape business offer an expected return of 7% for the year. What should you do