Your retirement portfolio comprises 100 shares of the Standard & Poor's 500 fund (SPY) and 100 shares of iShares Barclays Aggregate Bond Fund (AGG). The price of SPY is $118 and that of AGG is $97. If...

Your retirement portfolio comprises 100 shares of the Standard & Poor's 500 fund (SPY) and 100 shares of iShares Barclays Aggregate Bond Fund (AGG). The price of SPY is $118 and that of AGG is $97. If you expect the return on SPY to be 11% in the next year and the return on AGG to be 6%, what is the expected return for your retirement portfolio?