Please use excel and functions to supplement learning. Be as clear as possible. thank you

The expected return for the market is 12.25% and the risk- free rate of return is 5.50%. What is the expected return for London Consulting's stock (beta = 1.41)? The stock market is expected to rise by 10.00% this year and treasuries yield 2.25%. If Harlequins Chemicals's stock has a beta of 2.04, what is its expected return