Use the following information to answer questions

$1$

$1$

$($a$)$ What is the expected return on the market and the risk free return?

$($b$)$ What is the beta for a portfolio with an expected return of $12\mathrm{.}5\%?$

$($c$)$ What is the abnormal return of a portfolio with a beta of $1\mathrm{.}3$ and actual return of

$12\mathrm{.}58\%?$