Please solve utilizing Microsoft Excel and showcase the formulas used to get the answers. Thank you.

uppose the expected returns and standard deviations of Stocks A and B are E(RA)=.097,E(RB)=.157,A=.367, and B=.627. . Calculate the expected return of a portfolio that is composed of 42 percent Stock A and 58 percent Stock B when the correlation between the returns on A and B is .57 . Calculate the standard deviation of a portfolio that is composed of 42 percent Stock A and 58 percent Stock B when the correlation between the returns on A and B is .57. Calculate the standard deviation of a portfolio with the same portfolio weights as in part (a) when the correlation coefficient between the returns on Stocks A and B is -.57