Beta, required rate of return, and intrinsic value: You have collected the below information to determine SABIC's intrinsic vlaue - The risk-free rate (SAIBOR) is 5% - The Expected return on the Market Portfolio (TASI) is 10% - The next period dividends (D1) = SAR 5 and SABIC will distribute D1 forever. -The historical return on SABIC stock and TASI for the period from 2018 - 2021 as follows: Years SABIC Ret TASI Net 2021 5% 10% 2020 9% 13% 2019 9% 17% 2018 25% 19% a. SABIC's Beta is (use 2 decimals) b. SABIC's required rate of return is % (use 2 decimals) c. SABIC's estimated SABIC price (intrinsic vlaue) is SAR (use 2 decimals)