Problem 10-18 Interest Rate Risk (LO3, CFA4) Bond J has a coupon of 4.2 percent. Bond K has a coupon of 8.2 percent. Both bonds have 10 years to maturity and have a YTM of 6 percent a. If interest rates suddenly rise by 1 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.) %A in Price Bond Bond K b. If interest rates suddenly fall by 1 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 Bonda Bond K