Kelly Inc's 5-year bonds are rated AA by Moody's. The yield on these bonds is 7.50%. The 5-year T-bonds yield Is 4.90% while the one-year Treasury bill rate is 4%. Inflation rate has been averaging around 1.5%. The default risk premium for Kelly Inc's 5-year bonds is 0.40%. What is the real risk free real rate of return? What is the maturity premium on all 5-year bonds? What is the yield for the AA rate bonds