A stock has a beta of 1.24 and an expected return of 12.2 percent. A risk-free asset currently earns 4 percent.

What is the expected return on a portfolio that is equally invested in the two assets?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.

If a portfolio of the two assets has a beta of .84, what are the portfolio weights?

Note: Do not round intermediate calculations and round your answers to 4 decimal places, e.g., .1616.

If a portfolio of the two assets has an expected return of 11.4 percent, what is its beta?

Note: Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.

If a portfolio of the two assets has a beta of 2.44, what are the portfolio weights?

Note: A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answers to 4 decimal places, e.g., .1616.