ABC issues $100k in bonds payable on 1/1/85. The bonds pay interest annually on 12/31 at 8% and are due in 8 years (12/31/92).

a) If the bonds are issued to yield 12% what is the issue price?
b) if the yield rate is 8%, what is the issue price?
c) If the bonds are issued to yield 6%, what is the issue price?