The price of a bond decreased by 1.45 percent in response to an increase in the yield to maturity from 7.2 to 7.6 percent. What is the bond's Macaulay Duration? What is the bond's Modified Duration? If another bond had a duration of 5.25 and did not pay any coupon interest, what would be its maturity? Between the two bonds, which has less interest rate risk? Please show all your work.