can u do all of the parts please

Based on economists' forecasts and analysis, one-year Treasury bill rates and liquidity premiums for the next four years are expected to be as follows: 11R1E(2r1)E(r3r1)E(4r1)=0.47%=0.97%L2=0.06%=1.07%L3=0.11%=1.37%L4=0.13% Calculate the yield to maturity for four years. (Round your percentage answers to 2 decimal places. (e.g., 32.16))