Bond J has a coupon of 6.6 percent. Bond K has a coupon of 10.6 percent. Both bonds have 20 years to maturity and have a YTM of 6.8 percent a. If interest rates suddenly rise by 1.2 percent, what is the percentage price change of these bonds? (A negative value should be Indicated by a minus sign. Do not round Intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.) KA In Price Bond J Bond K b. If interest rates suddenly foll by 1.2 percent, what is the percentage price change of these bonds? (Do not round Intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.) % in Price Bond Bond K