Suppose Wesley Publishing's stock has a volatility of 65%, while Addison Printing's stock has a volatility of 25%. If the correlation between these stocks is 25%, what is the volatility of the following portfolios of Addison and Wesley:

a. 100% Addison

b.75% Addison and 25%Wesley

c. 50% Addison and 50%. Wesley

Part 1

a. The volatility of a portfolio of. 100%Addison stock is

b. the volatilility of 75% addison and 25% wesley is