Realized rates of return Stocks A and B have the following historical returns: Calculate the average rate of return for stock A during the period 2006 through 2010. Round your answer to two decimal places. Calculate the average rate of return for stock B during the period 2006 through 2010. Round your answer to two decimal places. Assume that someone held a portfolio consisting of 50% of Stock A and 50% of Stock B. What would the realized rate of return on the portfolio have been in each year? Round your answers to two decimal places