an investor purchased the following five bonds. Each bond had a par value of $1,000 and an 8% yield to maturity on the purchase day. Immediately after the investor purchased them, interest, rates fell, and each then had a new YTM of 7%. What is the percentage change in price for each bond after the decline in interest rates.

Bonds

10 year 10% annual coupon

10 year zero

5 year zero

30 year zero

$100 perpetuity