You read in The Wail Street Journal that 30-day Tiballs are currently yielding 5 .1W. Your brother-in-law, a broker at safe and 50 und 5 ecurnties, has given you the following estimates of current interest rate premiumis: - Inriation premium =3.00% - Lquidity premium in 0.4\% - Maturity riak premium =1.55% - Defoult risk premium =2.75% On the basis of these datn, what is the ceal inkefree rate of return? Round your answer to two decimal piaces