Consider a 8.4 percent coupon bond with eleven years to maturity and a current price of $1,041.40. Suppose the yield on the bond suddenly increases by 2 percent. a. Use duration to estimate the new price of the bond. (Do not round intermediate calculations. Round your answer to 2 decimal places. Omit the "$" sign in your response.) Price $ b. Calculate the new bond price. (Do not round intermediate calculations. Round your answer to 2 decimal places. Omit the "$" sign in your response.) Price $