Required retum on portfolio, r2 \%. Historical Refuinc [xpecked and Required thates of Ferurn What is the beta of Stock Yn bes nst round istermedase calautiant, Aoued your mynetr bo tas decinat places. 8. What is the required rate of returi on stoce xp bs not roons ithernedute calculations, Round y=ur acquer to we tecinat pisce. decietal plsee. E. What is the recared rate of retuen sh a portfues contiting of 30 of ef stork x and 201 of stock yn Do not round intermedate cilptatians, Aownd rour aniwer ts one decimul plece