An analyst has modeled the stock of Storm using a three-factor APT model. The risk-free rate is 5%, the expected return on the first factor is 15%, the expected return on the second factor is 11%, and the expected return on the third factor is 8%. If bi1 = 1.3, bi2 = 0.8, and bi3 = 0.4 what is Storms required return in percent?