Consider three bonds with 5.3% coupon rates, all making annual coupon payments and all selling at a face value of $1,000. The short-term bond has a maturity of 4 years, the intermediate-term bond has maturity 8 years, and the long-term bond has maturity 30 years. a. What will be the price of each bond if their yields increase to 6.3%? (Do not round intermediate calculations. Round your answers to 2 decimal places.) bond price 4 yrs ? 8yrs ? 30 yrs ? b. What will be the price of each bond if their yields decrease to 4.3%? (Do not round intermediate calculations. Round your answers to 2 decimal places.) bond price 4 yrs ? 8yrs ? 30 yrs ?