You are a portfolio that has $3000$ shares of stock a which is priced at $13\mathrm{.}75$ per her share and has expected return of $16\mathrm{.}62$ and $3000$ shares of stock B which is priced at $9\mathrm{.}15$ per share and has expected return of $7\mathrm{.}46\%$ the best free return is $3\mathrm{.}88\%$ and inflation is expected to be $3\mathrm{.}27\%$ what is the best premium for your portfolio?