number 18

a 18) Elena is forming a portfolio by investing $10,000 in stock X that has a beta of 1.25, and $6,000 in stock Y that has a beta of 0.80. The return on the market is equal to 8% and the required rate of return on the investor's portfolio is 8.40625%. Then how much is the nearest treasury bill return in this market? O A) 6.55% O B) 4% O C) 4.45% OD) 3% O E) None of the above