The market portfolio has an expected return of 12.7 percent and a standard deviation of 22.7 percent. The risk-free rate is 5.7 percent.

a.	What is the expected return on a well-diversified portfolio with a standard deviation of 9.7 percent? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)

b.	What is the standard deviation of a well-diversified portfolio with an expected return of 20.7 percent? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16)