In: Finance
| Standard deviation (%) | Beta | |
| Security A | 30 | 0.5 | 
| Security B | 20 | 1.5 | 
The portfolio is constructed with 40% invested in A, 60% in B. The correlation coefficient between A and B is -0.6.
a) What is portfolio Beta?
b) What is the standard deviation of the portfolio?
c) If the expect return for this portfolio is 14% and risk-free rate is 4%, what is the Sharpe ratio?

Calculations-

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