A mutual fund manager has a $20 million portfolio with a beta of 2.7 . The risk-free rate is 3.5%, and the market risk premium is 7%. The manager expects to recelve an additional $5 million, which she plans to invest in a number of stocks. After investing the additional funds, she wants the fund's required retum to be 21%. What should be the average beta of the new stocks added to the portfollo? Negative value, if any, should be indicated by a minus sign. Do not round intermediate calculations, Round your answer to one decimal place