QUESTION 3 (a) Calculate beta and required rate of returns of the respective portfolio by using Capital Asset Pricing Model (CAPM). Assume that a beta of 1.45 and 0.76 for Stock A and Stock B respectively. A retum on a market portfolio (Rm) of 9 percent and a risk-free rate (RF) of 2 percent. (Calculations must be done manually. Show all workings: P1 Portfolio: Stock A Stock B Beta Required Return P2 P3 P4 P5 P6 P7 PB P9 100% 90% 80% 70% 60% 50% 40% 30% 20% 0% 10% 20% 30% 40% 50% 60% 70% 80% Bet Bp2 BPS Bet Bps BPS BP2 Beg P10 P11 10% 0% 90% 100% BP10 Ben1 Bpg Rei RP2 RPS RP RPS RPS RP RDP Rpg RPIO RP11 (22 marks)