12. A firm invests $1,000,000 in its short-term investment portfolio at the beginning of the year. It deposits $250,000 and $145,000 at the end of the first and second quarters, respectively. A withdrawal of $450,000 was made from the short-term investment portfolio at the end of the third quarter. At the end of the fourth quarter the short-term investment portfolio had a market value of $1,300,000. Based on this information a. Calculate the money-weighted rate of return earned on the portfolio b. Annualize the value from part A using the APR and EAR approaches