Bond J has a coupon rate of 4.9 percent. Bond K has a coupon rate of 14.9 percent. Both bonds have twelve years to maturity, a par value of $1,000, and a YTM of 10.8 percent, and both make semiannual payments.

If interest rates suddenly rise by 3 percent, what is the percentage change in the price of these bonds?

Note: 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 change in the price of these bonds?

Note: Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.