1. An investor owns two securities: Apple and Coca- Cola. Apple has an expected return of 15 percent with a standard deviation of those returns being 11 percent. Coca-Cola has an expected return of 12 percent, and a standard deviation of 7 percent. The correlation of returns between Apple and Coca-Cola is 0.81. If the portfolio consist of $6,000 in Coca-Cola and $4,000 in Apple, what is the expected standard deviation of portfolio returns?

2.Dan has $3,000 invested in APPLE with an expected return of 11.6 percent; $10,000 in GOOGL with an expected return of 12.8 percent; and $6,000 in TSLA with an expected return of 12.2 percent. What is Dans expected return on his portfolio?

3. The beta of Alpha Inc. is 1.5. The expected market rate of return is 10% and the risk-free rate is 2%. Using CAPM, whats the expected return for Alpha Inc

Hello thanks for the appreciated assistance. if you could answer these for me I would be very thankful.