An investor with $1,000,000 forms an investment portfolio. He invests $200,000 in Stock Q, $300,000 in Stock R, $150,000 in the risk-free security, and the remaining wealth in the market portfolio. The beta for stock Q is 1.5, and the beta for the investment portfolio is 1.12. The return on the risk-free rate is 2.50%, and the market portfolio's expected return is 10.80%. What is the expected return for stock Q and stock R?