Suppose that you are managing a portfolio with a standard deviation of 30% and an expected return of 16%. The Treasury bill rate is 9%. A client wants to invest 19% of their investment budget in a T-bill money market fund and 81% in your fund.

1. What is the expected rate of return on your client's complete portfolio?

2. What is the standard deviation for your client's complete portfolio?

3. What is the Sharpe ratio of your client's complete portfolio?

4. What is the Sharpe ratio of the portfolio of risky assets that you manage?