Hyacinth Macaw invests 46% of her funds in stock I and the balance in stock J. The standard deviation of returns on I is 10%, and on J it is 30%. (there are 3 questions total)

a.	Calculate the variance of portfolio returns, assuming the correlation between the returns is 1.0. (Do not round intermediate calculations. Enter your answer as a decimal rounded to 4 places.)

Portfolio variance

b.	Calculate the variance of portfolio returns, assuming the correlation is 0.6. (Do not round intermediate calculations. Enter your answer as a decimal rounded to 4 places.)

Portfolio variance

c.	Calculate the variance of portfolio returns, assuming the correlation is 0. (Do not round intermediate calculations. Enter your answer as a decimal rounded to 4 places.)

Portfolio variance