Problem :Entries for bonds payable and installment note transactions on page 660 of the book Accounting 25th edition by Warren, Reeve, and Duchac. I need help with all three parts of the question.

2014
July 1-Issued $88,000,000 of 10 year, 10% callable bonds dated July 1, 2014 at a market (effective) rate of 12%, recieving cash of $77,906,048. Interest is payable semi-annually on December 31 and June 30.
Oct. 1- Borrowed $240,000 by issuing a 5 year, 5% installment note to Setzer Bank. The note requires annual payments of $55,434, with the first payment occuring on Sep. 30, 2015.
Dec. 31- Accrued $3,000 of interest on the insallment note. The interest is payable on the date of the next installment note payment.
Dec. 31- Paid the semiannual interest on the bonds. the bond discount is amortized annually in a seperate journal entry.
Dec. 31- Recorded bond discount amortization of $504,698, which was determined using the straight line method.
Dec.31- Closed the interest expense account.

2015
June 30- Paid the semiannual interest on the bonds. The bond discount is amortized annually in a separate journal entry.
Sep. 30- Paid the annual payment on the note, which consisted of interest of $12,000 and principal of $43,434.
Dec. 31- Accrued $2,457 of interest on the installment note. The interest is payable on the date of the next installment note payment.
Dec. 31- Paid the semiannual interest on the bonds. The bond discount is amortized annually is a seperate journal entry.
Dec. 31- Recorded bond discount amortization of $1,009,396, which was determined using the straight line method.
Dec. 31- Closed the interest expense account.

2016
June 30- Recorded the redemption of the bonds, which were called at 97.The balance in the bond discount account is $8,075,160 after payment of interest and amortization of discount have been recorded. (Record the redeption only)
Sep. 30- Paid the second annual payment on the note, which consisted of interest of $9,828 and principal of $45,606.

1. Journalize the entries to record the foregoing transactions.

2. Indicate the amount of the interest expense in (a) 2014 and (b) 2015.

3. Determine the carrying amount of the bonds as of December 31, 2015.