An investor owns a portfolio of $42,300 that contains $10,575 in stock A. with an expected return of 11.7 percent; $14,100 in bonds, with an expected return of 7.7 percent; and the rest in stock B, with an expected return of 19.7 percent. Calculate the expected return of the portfolio. (Round intermediate calculations and the final answer to 2 decimal places, e.g. 15.25% )