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27, What is the standard deviation of the returns on a portfolio that is invested 52 percent in stock Q and 48 percent in stock R 24. What is the expected return on a portfolio comprised of $6,200 ofstock M and $4,500 of stock N if the economy enjeys a boom Probability of State of Economy Stt of Economy StockQ Stock R State of Economy Boom Probability of State of Economy 14% 16% 11% Stock M Stock N 90% 23% 13% -31% A. 1.66 percent B. 2.47 percent C. 2.63 percent D. 3.28 percent 23.41 percem A. 10.93 percent B. 11.16 percent C. 12.55 percent D. 13.78 percent E. 15.43 percent 8. What is the standard deviation of the returns on a $30,000 portfolio which consists of stocks S and T? Stock S is valaed $12,000 State of Economy Probability of State of Fconomy 5% 85% 10% Returns if State Occurs StockS Stock 25. What is the variance of the returns on a portfolio that is invested 60 percent in stock S and 40 percent in stock T? 11% 6% Probability of State Economy State of EconomyStock StockT of A. 1.07 percent B. 1.22 pervent C. 1.36 percent D. 1.49 percent E. 163 percent 17% 13% A. 000017 B.000023 C.000118 D..000136 E. ,000161 79. What is the standard deviation of the returns on a portfolio that is invested in stocks A, B, and C? Twenty five percent of the portfolio is invested in stock A and 40 percent is invested in stock C 26. What is the variance of the returns on a portfolio comprised of $5,400 ofstlock G and $6,600 of stock H? State of Economy Probability of State of Economy Stock A Stock B StockC State of Economy State of Economy tockG StockH Boom 1796 696 2296 8% 10% 15% .3% 19% -25% 55% 21% 13% A. 000709 .000848 .001097 D. 001254 E .001468 A. 6.31 percent B, 6.49 percent C. 7.40 percent D. 7.33 percent E. 8.72 percent