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you have invested 30 percent of your portfolio in jacob, inc., 40 percent in Bella Co., and 30 percent in Edward Resources .
you have invested 30 percent of your portfolio in jacob, inc., 40 percent in Bella Co., and 30 percent in Edward Resources . What is the expected return of your protfolio if Jacob, Bella and Edward have expected returns of 0.10, 0.19, and 0.05, respectfully?