Can someone help me with this question? it's one question with smaller questions.

Bond J has a coupon rate of 3 percent. Bond K has a coupon rate of 10 percent. Both bonds have 8 years to maturity, make semiannual payments, and have a YTM of 9 percent If interest rates suddenly rise by 4 percent, what is the percentage price change of Bond J? -22.83% -21.83% -20.83% -22.819 If interest rates suddenly rise by 4 percent what is the percentage price change of Bond K? 0-19.17% 24.61% -17.19% -19.19% If interest rates suddenly fall by 4 percent, what is the percentage price change of Bond J? -48.84% -22.85% 31.14% 31.12% If interest rates suddenly fall by 4 percent. what is the percentage price change of Bond K? -13.65% 25.58% 25.46% -19.21%