Helena owns a complete portfolio containing risky portfolio (R) and a risk free asset of the Sharpent for the complete portfolio is 1.5 and the risk premium for portfolio R 75% which of the following is the best answer? Select one a The Sharp ratio for portfolio Ris15 b. The standard deration of the returns for portfolio Riss if the risk free at the expected return for portfolio Ris 10:54 the above choices are correct