Hello, would someone please explain to me why/how it's $240,000 for the amount that the federal bank will pay the boundholders through the matyurity of the bonds?

(Requirement #2)

Thank you!

(%) E9-25A (similar to) Question Help Federal Bank has $100,000 of 7% debenture bonds outstanding. The bonds were issued at 102 in 2014 and mature in 2034. Requirements 1. How much cash did Federal Bank receive when it issued these bonds? 2. How much cash in total will Federal Bank pay the bondholders through the maturity date of the bonds? 3. Take the difference between your answers to requirements 1 and 2. This difference represents Federal Bank's total interest expense over the life of the bonds. 4. Compute Federal Bank's annual interest expense by the straight-line amortization method. Multiply this amount by 20. Your 20-year total should be the same as your answer to requirement 3. Requirement 1. How much cash did Federal Bank receive when it issued these bonds? Federal Bank received $ 102000 at bond issuance. Requirement 2. How much cash in total will Federal Bank pay the bondholders through the maturity date of the bonds? Federal Bank will pay the bondholders $ 240,000 through the maturity date of the bonds. Requirement 3. Take the difference between your answers to requirements 1 and 2. This difference represents Federal Bank's total interest expense over the life of the bonds. The difference between your answers to requirements 1 and 2 is $ 138000 Requirement 4. Compute Federal Bank's annual interest expense by the straight-line amortization method. Multiply this amount by 20. Your 20-year total should be the same as your answer to requirement 3. Federal Bank's annual interest expense by the straight-line amortization method is S 6900 Question is complete. Tap on the red indicators to see incorrect answers