Data relevant to the three securities of ABC Corp. are as follows: Security 1, ValueP50,000 Beta 0.9. Security 2, value P40,000, Beta 1.1 Security 3, Value P35,000 Beta 0.8. What is the portfolio beta____. Relative to the problem, assuming a current marketreturn of 15% and risk free rate of 8%. What is the investor's rate of return?_____%