Your portfolio consists of $85$ shares of CSH and $25$ shares of EJH $,$ which you just bought at $$21\mathrm{.}77$ and $$30\mathrm{.}77$ per share, respectively.

a$.$ What fraction of your portfolio is invested in CSH$?$ In EJH?

b$.$ If CSH increases to $$23\mathrm{.}01$ and EJH decreases to $$25\mathrm{.}85,$ what is the return on your portfolio?

a$.$ What fraction of your portfolio is invested in CSH $?$ In EJH?

The fraction invested in CSH is

$\%.($Round to two decimal places.$)$

The fraction invested in EJH is

$\%.($Round to two decimal places.$)$

b$.$ If CSH increases to $$23\mathrm{.}01$ and EJH decreases to $$25\mathrm{.}85,$ what is the return on your portfolio?

The return on the portfolio is

$\%.($Round to two decimal places.$)$