The following table shows the prices of a sample of Treasury strips. Each strip makes a single payment at maturity. Calculate the interest rate offered by each of these strips

Years to Maturity	Price, %
1	96.852%
2	93.351
3	89.544
4	85.480

What is the 1-year interest rate? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.)

What is the 4-year rate? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.)