1.1265 and 1.13 are not working but im pretty sure those are the only two possibke answers

You own a stock portfolio invested 15 percent in Stock Q. 20 percent in Stock R, 30 percent in Stock S, and 35 percent in Stock T. The betas for these four stocks are 79, 1.23, 113, and 1.36, respectively. What is the portfolio beta? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Portfolio beta