need help please

E10.9 (LO 2) (Capitalization of Interest) On July 31, 2020, Amsterdam Company engaged Minsk Tooling Company to construct a special-purpose piece of factory machinery. Construction began immediately and was completed on November 1, 2020. To help finance construction, on July 31 Amsterdam issued a $300,000, 3-year, 12% note payable at Netherlands National Bank, on which interest is payable each July 31. $200,00o of the proceeds of the note was paid to Minsk on July 31. The remainder of the proceeds was temporarily invested in short-term marketable securities (trading securities) at 10% until November 1. On November 1, Amsterdam made a final $100,000 payment to Minsk. Other than the note to Netherlands, Amsterdam's only outstanding liability at December 31, 2020, is a $30,000, 8%, 6-year note payable, dated January 1, 2017, on which interest is payable each December 31. Instructions a. Calculate weighted-average accumulated expenditures, avoidable interest, and total interest cost to be capitalized during 2020. (Round all computations to the nearest dollar.) b. Prepare the journal entries needed on the books of Amsterdam Company at each of the following dates. 1. July 31, 2020. 2. November 1, 2020. 3. December 31, 2020