pls help me on 12-3&12-4

12-3 Presented here are two independent situations. (a) On January 6 , Bennett Catering sells food and services on account to Jackie, Inc., for $7,000, terms 2/10,n/30. On January 16 , Jackie, Inc., pays the amount due. Prepare the entries on Bennett's books to record the sale and related collection. (b) On January 10, Erin Bybee uses her Sheridan Co. credit card to purchase kitchen supplies from Sheridan Co. for $9,000. On Febuary 10 , Bybee is billed for the amount due of $9,000. On February 12, Bybee pays $6,000 on the balance due. On March 10 , Bybee is billed for the amount due, including interest at 2 percent per month on the unpaid balance as of February 12. Prepare the entries on Sheridan Co.'s books related to the transactions that occurred on January 10, February 12, and March 10. 12-4 The ledger of Elburn Grill at the end of the current years shows Accounts Receivable $110,000; Sales $840,000; and Sales Returns and Allowances $28,000. Instructions (a) If Elburn uses the direct write-off method to account for uncollectible accounts, journalize the adjusting entry at December 31 , assuming Elburn determines that Copp's $1,400 balance is uncollectible. (b) If Allowance for Doubtful Accounts has a credit balance of $2,100 in the trial balance, journalize the adjusting entry at December 31 , assuming bad debts are expected to be (1) 1 percent of net sales and (2) 10 percent of accounts receivable. (c) If Allowance for Doubtful Accounts has a debit balance of $200 in the trail balance, journalize the adjusting entry at December 31 , assuming bad debts are expected to be (1) 0.75 percent of net sales and (2) 6 percent of accounts receivable