If a given stock in the portfolio had established 1.23 beta; the related expected return is at 11.7percent, and 3.5percent is the current earning of a risk-free asset; a. Determine the expected return...

If a given stock in the portfolio had established 1.23 beta; the related expected return is at 11.7percent, and 3.5percent is the current earning of a risk-free asset;

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

b. If a portfolio of the two assets has a beta of 0.7, what are the portfolio weights?

c. If a portfolio of the two assets has an expected return of 9%, what is its beta?

d. If a portfolio of the two assets has a beta of 2.46, what are the portfolio weights? How do you interpret the weights for the two assets in this case? Discuss.