A stock has a beta of 1.4 and an expected return of 16 percent. A risk-free asset currently earns 4.0 percent.

a.

What is the expected return on a portfolio that is equally invested in the two assets? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. Omit the "%" sign in your response.)

b.

If a portfolio of the two assets has a beta of .14, what are the portfolio weights? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places. Omit the "%" sign in your response.)

Xs = ?

Xrf = ?

c.

If a portfolio of the two assets has an expected return of 13.00 percent, what is its beta? (Do not round intermediate calculations. Round your answer to 4 decimal places.)

d.	If a portfolio of the two assets has a beta of 1.45, what are the portfolio weights? (Negative values should be indicated by a minus sign. Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places. Omit the "%" sign in your response.)

Xs = ?

Xrf= ?