please answer all parts thankyou !

1)Stock X has a 10.0% expected return, a beta coefficient of 0.9, and a 40% standard deviation of expected returns. Stock Y has a 12.5% expected return, a beta coefficient of 1.2, and a 30% standard deviation. The risk-free rate is 6%, and the market risk premium is 5%.

Calculate each stock's coefficient of variation. Do not round intermediate calculations. Round your answers to two decimal places.

CVx = ___

CVy = ___

2)Calculate each stock's required rate of return. Round your answers to one decimal place.

rx = ___%

ry = ___%

3)Calculate the required return of a portfolio that has $6,000 invested in Stock X and $2,000 invested in Stock Y. Do not round intermediate calculations. Round your answer to two decimal places.

rp = ___ %