Can I get help with the following 3 problems

1.

Complete problem: Yield to Maturity for Annual Payments XYZ Corporation's bonds have 14 years remaining to maturity. Interest is paid annually, the bonds have a $1,000 par value, and the coupon interest rate is 10%. The bonds sell at a price of $950. What is their yield to maturity? Show your work. Complete problem: Required Rate of Return Show your work.

2.

Suppose rRF = 5%, rM = 10%, and rA = 12%.

a. Calculate Stock A's beta.

b. If Stock A's beta were 2.0, then what would be A's new required rate of return?

3.

Complete problem: Portfolio Beta You have a $4 million portfolio consisting of a $100,000 investment in each of 20 different stocks. The portfolio has a beta of 1.1. You are considering selling $100,000 worth of one stock with a beta of 0.9 and using the proceeds to purchase another stockwith a beta of 1.4. What will the portfolio's new beta be after these transactions? Show your work.