A $1,000 par value bond has 6% semiannual coupons and is callable at the end of the 10th through the 15th years. At the end of year 10, bond callable at $1.100; at the end of year 11, bond callable at $1.080: at the end of year 12, bond callable at $1,065; at the end of year 13, bond callable at $1,050; at the end of year 14, bond callable at $1,025; at the end of year 15, bond callable at par (1) Find the prices to yield 4% convertible semiannually. (2) Find the prices to yield 8% convertible semiannually