Use the basic equation for the capital asset pricing model(CAPM) to work each of the following problems.

a. Find the required return for an asset with a beta of 1.51 when the risk-free rate and market return are 8% and 10% respectively.

b. Find the risk-free rate for a firm with a required return of 9.791% and a beta of 0.97 when the market return is 10%.

c. Find the market return for an asset with a required return of 14.010% and a beta of 1.01 when the risk-free rate is 9 %.

d. Find the beta for an asset with a required return of 19.993% when the risk-free rate and market return are 7% and 14.1 %, respectively.