Your portfolio consists of 200 shares of CSH and 150 shares of EJH, which you just bought at $30 and $35 per share, respectively. a. What fraction of your portfolio is imvested in CSH ? In EJH ? b. If CSH increases to $34 and EJH decreases to $34, what is the return on your portfolio? a. The fraction of the portfolio invested in CSH is % and the fraction of the portfolio invested in EJH is %. (Round to one decimal place.)