Mazie Supply Company uses the percent of accounts receivable method. On December 31, it has outstanding accounts receivable of $60,000, and it estimates that 6% will be uncollectible.

Prepare the year-end adjusting entry to record bad debts expense under the assumption that the Allowance for Doubtful Accounts has:

(a) a $1,020 credit balance before the adjustment.

(b) a $300 debit balance before the adjustment.