The following table provides information relating to Omega Ltd, as well as the market portfolio. The risk-free rate of return is 3.4%

. Asset Excess Return Variance Beta

Omega 12% 0.021904 1.4

M 8.1% 0.010201 1

What is Omega's M2 value?

a. 7.41%

b. 11.59%

c. 8.99%

d. 9.27%

What is Omega's Sharpe Ratio?

a. 0.061

b. 0.811

c. 0.086

d. 0.581

please explain the calculation step by step