can you please do both parts of the question without using excel

Below is a list of prices for zero-coupon bonds of various maturities. Required: a. A 4.9% coupon $1,000 par bond pays an annual coupon and will mature in 3 years. What should the yield to maturity on the bo be? b. If at the end of the first year the yield curve flattens out at 8.4%, what will be the 1-year holding-period return on the coupon bo Complete this question by entering your answers in the tabs below. A 4.9% coupon $1,000 par bond pays an annual coupon and will mature in 3 years. What should the yield to maturity on the bond be? Note; Round your answer to 2 decimal places