You own three stocks: 600 shares of Apple Computer, 10,000 shares of Cisco Systems, and 5,000 shares of Colgate-Palmolive. The current share prices and expected returns of Apple, Cisco, and Colgate-Palmolive are, respectively, $489,$24,$93 and 12%,10%,8%. a. What are the portfolio weights of the three stocks in your portfolio? b. What is the expected return of your portfolio? c. Suppose the price of Apple stock goes up by $21, Cisco rises by $4, and Colgate-Paimolive falls by $10. What are the new portfollio weights? d. Assuming the stocks' expected returns remain the same, what is the expected return of the porffolio at the new prices? a. What are the portfolio weights of the three stocks in your portfolio? The portfolio weight of Apple Computer is \%. (Round to two decimal places.)