Vauxall Holdings showed the following information regarding its notes receivable: Interest Note Date of Note Principal Rate Term Maturity Date Days of Accrued Interest at Dec. 31, 2020 Accrued Interest at Dec. 31, 2020* 1 Nov. 1/19 $ 210,000 4.0% 180 days 2 Jan. 5/20 87,000 5.0% 90 days 3 Nov. 20/20 80,000 4.5% 45 days 4 Dec. 10/20 105,000 5.5% 30 days *Round calculations to the nearest whole cent. Required: For each of Vauxall Holdings note receivable given below: (Do not round intermediate calculations. Round the "Amount of Accrued Interest at Dec. 31, 2020" answers to 2 decimal places.) a. Determine the maturity date. b. Calculate the days of accrued interest, if any, at December 31, 2020 (Vauxall Holdings' year-end). c. Calculate the amount of accrued interest, if any, at December 31, 2020. Check