Warner Companys year-end unadjusted trial balance shows accounts receivable of $101,000, allowance for doubtful accounts of $620 (credit), and sales of $300,000. Uncollectibles are estimated to be 1.50% of accounts receivable. 1. Prepare the December 31 year-end adjusting entry for uncollectibles.What amount would have been used in the year-end adjusting entry if the allowance account had a year-end unadjusted debit balance of $400?