On January 1, 2015, Bravo issued $400,000 of 6% bonds. , journal entry help

please answer the below question the entry does not need an explanation. 

Question 1: 20% points:

On January 1, 2015, Bravo issued $400,000 of 6% bonds. The bonds were issued at 98 and pay interest semiannually on July 1 and December 31 each year.

On September 1, 2015, Bravo issued for $530,000 cash, 500 7% five-year nonconvertible bonds dated September 1, 2015. Each $1,000 bond had a detachable stock purchase warrant to purchase
20 shares of $3 par value stock for $10 per share. Immediately after issuance, the warrants had a market value of $45,000, and the bonds were selling at 102 without the warrant.

On January 1, 2011, Bravo issued 100 ten-year convertible bonds. Each $1,000 bond is convertible into 20 shares of Bravo’s $10 par value common stock. The bonds were issued at 105 when the common stock traded for $40 per share. The bonds pay interest annually. The conversion features of the bond are not beneficial. On October 1, 2015, half of the bonds were tendered for conversion when the common stock was trading at $62 per share. Bravo uses the book value method to account for the conversion. At the time of conversion, the bonds had a carrying value of $104,300. Bravo does not elect the fair value option for reporting these financial liabilities.

Prepare the journal entries for the bond transactions during 2015.

1. January 1, 2015 Issue bonds

2. September 1, 2015 Issue bonds with detachable warrants

3. October 1, 2015 Conversion of bonds