On March 1, 2020, Quinto Mining Inc. issued a $620,000, 8%, three-year bond. Interest is payable semiannually beginning September 1, 2020. Required: Part 1 a. Calculate the bond issue price assuming a market interest rate of 7% on the date of issue. (Do not round intermediate calculations. Round the final answer to nearest whole dollar.)

b. Using the effective interest method, prepare an amortization schedule. (Do not round intermediate calculations. Round the final answers to nearest whole dollar. Enter all the amounts as positive values.)

c. Record the entries for the issuance of the bond on March 1, the adjusting entry to accrue bond interest and related amortization on April 30, 2020, Quintos year-end, and the payment of interest on September 1, 2020. (Do not round intermediate calculations. Round the final answers to nearest whole dollar.)

Part 2 a. Calculate the bond issue price assuming a market interest rate of 9.0% on the date of issue. (Do not round intermediate calculations. Round the final answer to nearest whole dollar.)

b. Using the effective interest method, prepare an amortization schedule. (Do not round intermediate calculations. Round the final answers to nearest whole dollar. Enter all the amounts as positive values.)

c. Record the entries for the issuance of the bond on March 1; the adjusting entry to accrue bond interest and related amortization on April 30, 2020, Quintos year-end; and the payment of interest on September 1, 2020.

d. Record the entries for the retirement of 30% of the bonds at 102, on September 1, 2020, after the interest payment.