have $15$ years to maturity, make semiannual payments and have a YM of $6\mathrm{.}1\%.($Do not round intermediate calculations. Negative answers should be indicated by a minus sign. Round the final answers to $2$ decimal places.$)$

If interest rates suddenly rise by $2\%,$ what is the percentage price change of these bonds?

Percentage change in price of Bond J Percentage change in price of Bond K

$$

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What if rates suddenly fall by $2\%$ instead?

Percentage change in price of Bond J Percentage change in price of Bond K