please answer 12 and 13

it value of future cash flows equals 5.4% of the purchase pice of the bord destion 12 A bond is calculated to have a modithed duration of 4.37 . This means that the price of the bond will increase 4.37% it interest rates increase 2% that the price of the bond willincrease if interest ratesincrease 4.37% the price of the bond will decreas by thith