1. Suppose a stock had an initial price of $51.82 per share, paid a dividend of $5 per share during the year, and had an ending share price of $87.91. What are the percentage returns?
2. Suppose a stock had an initial price of $96.37 per share, paid a dividend of $8.9 per share during the year, and had an ending share price of $93.11. What are the percentage returns if you own 25 shares?
3. You own a portfolio invested 22.72% in Stock A, 16.67% in Stock B, 28.63% in Stock C, and the remainder in Stock D. The beta of these four stocks are 0.65, 0.19, 0.73, and 1.39. What is the portfolio beta?