1) Prepare the journal entry assuming that the estimate of uncollectibles is determined by taking 5% of gross accounts receivable 2) Prepare the journal entry assuming that the estimate of uncollectibles is determined as 1% of net sales. 3) Prepare the journal to write-off $1,000 of bad debt 4) Prepare the journal entry if $200 of the bad-debt written off in part 3 was subsequently collected. Credit A trial balance before adjustment included the following: Debit Accounts receivable $120,000 Allowance for doubtful accounts Sales Sales returns and allowances 8,000 730 $510,000