ou are putting together a portfolio made up of four different stocks. $$ However, you are considering two possible$$ weightings:$$LOADING$....$

a$.$What is the beta on each$$ portfolio?

b$.$Which portfolio is$$ riskier?

c$.$If the$$ risk$-$free rate of interest were $3$ percent and the market risk premium were $7$ percent$,$ what rate of return would you expect to earn from each of the$$ portfolios?

Asset Beta $12$

a $2\mathrm{.}420\%30\%$

b $0\mathrm{.}920\%30\%$

c $0\mathrm{.}5530\%20\%$

d $-1\mathrm{.}330\%20\%$