Interest Rate Risk

Bond J has a coupon rate of 4.3 percent. Bond S has a coupon rate of 14.3 percent. Both bonds have eleven years to maturity, make semiannual payments, a par value of $1,000, and have a YTM of 9.6 percent.
 
If interest rates suddenly rise by 3 percent, what is the percentage price change of these bonds? (A negative answer should be indicated by a minus sign. Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.)

If interest rates suddenly fall by 3 percent instead, what is the percentage price change of these bonds? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.)