A stock has a beta of $0\mathrm{.}8$ and an expected return of $18$ percent. A risk$-$free asset currently earns $4\mathrm{.}9$ percent.

a$.$ What is the expected return on a portfolio that is equally invested in the two assets?

Note: Do not round intermediate calculations. Enter your answer as a percent rounded to $2$ decimal places.

Expected return

b$.$ If a portfolio of the two assets has a beta of $0\mathrm{.}47,$ what are the portfolio weights?

Note: Do not round intermediate calculations. Enter your answers as a percent rounded to $2$ decimal places.

$\backslash$table$[[,$Portfolio Weight$],[$Stock$,],[$Risk$-$free asset,$\%$