Cash sales $ 914,000 Credit sales 314,000 Its year-end unadjusted trial balance includes the following items. Accounts receivable $ 139,000 debit Allowance for doubtful accounts 6,400 debit Prepare the adjusting entry to record bad debts expense assuming uncollectibles are estimated to be (1) 5% of credit sales, (2) 3% of total sales and (3) 8% of year-end accounts receivable. Record Bad Debts Expense assuming uncollectibles are estimated to be 5% of credit sales. Record Bad Debts Expense assuming uncollectibles are estimated to be 3% of total sales. Record Bad Debts Expense assuming uncollectibles are estimated to be 8% of year-end accounts receivable