need help with A, B, C please

Exercise 1. Rob Johnson Company had the following transactions involving Notes Payable. July 1, 201 Borrowed $50,000 from the Third National Bank by signing a 9 -month, 4% note. Aug. 1, 20x1 Signed a 2-month 6% Note Payable for $20,000 to Stewart Company for an existing Account Payable. Oct. 1, 201 Paid the principal and interest on the note to Stewart Company. Nov. 1, 20x1 Borrowed $80,000 from Cooper Bank by signing a 3-month 9% note. Dec. 31, 20x1 Prepared Adjusting Journal Entries for calendar year. Feb. 1, 20x2. Paid the principal and interest on the Cooper Bank note principal (compound entry). Why would the interest rate on the new Note be so much higher than on the first note? a) Prepare the journal entries for these transactions. b) What should be the amount shown on the Dec.31 Balance Sheet in the Current Liability section for Notes Payable? c) If these are the only notes that the company has signed, what should be the amount shown on the Dec.31 Balance Sheet in the Long-Term Liability section for Notes Payable