answer all the problems by first giving the right formulas (without numbers) and then computing the numerical answers and results. Show all the work please

2.Consider a company having 100 Million common stocks. The priceand the betaof each stock are respectively equal to $20 and 0.7. The market value of itsdebt is $500 Million and considered as risk free. The risk-freerate is equal to 4% and the market expected returnis 11%.

a)What is the value of the common stocks?

b)Evaluate the expected return of the common stocks.

c)What is the value of the company?

d)Evaluate the weighted average cost of capital.