Hill Berhad issued 30-year bonds in 2019. The coupon rate is 8 percent with semi-annual coupon payments. The bonds are currently selling for 105 percent of par. The face value of the bond is RM1,000 per unit. However, upon maturity, the bondholders can redeem the bonds at a premium of 10% to the par value. Calculate the yield-to-maturity of the bonds.