1. Pina Co. sells $543,000 of 10% bonds on March 1, 2020. The bonds pay interest on September 1 and March 1. The due date of the bonds is September 1, 2023. The bonds yield 12%. Prepare a bond amortization schedule using the effective-interest method for discount and premium amortization. Amortize premium or discount on interest dates and at year-end. (Round answers to 0 decimal places, e.g. 38,548.)

2. Prepare all of the relevant journal entries from the time of sale until the date indicated. (Assume that no reversing entries were made.) (Round present value factor calculations to 5 decimal places, e.g. 1.25124 and the final answer to 0 decimal places e.g. 58,971. If no entry is required, select "No Entry" for the account titles and enter 0 for the amounts. Credit account titles are automatically indented when amount is entered. Do not indent manually.)

3. Grouper Co. sells $360,000 of 12% bonds on June 1, 2020. The bonds pay interest on December 1 and June 1. The due date of the bonds is June 1, 2024. The bonds yield 10%. On October 1, 2021, Grouper buys back $118,800 worth of bonds for $124,800 (includes accrued interest). Give entries through December 1, 2022. Prepare a bond amortization schedule using the effective-interest method for discount and premium amortization. Amortize premium or discount on interest dates and at year-end. (Round answers to 0 decimal places, e.g. 38,548.)

4. Prepare all of the relevant journal entries from the time of sale until the date indicated. Give entries through December 31, 2022. (Assume that no reversing entries were made.) (Round present value factor calculations to 5 decimal places, e.g. 1.25124 and the final answer to 0 decimal places e.g. 58,971. If no entry is required, select "No Entry" for the account titles and enter 0 for the amounts. Credit account titles are automatically indented when amount is entered. Do not indent manually.)