Uncollectible Accounts-Percentage of Sales and Percentage of Receivables At the end of the current year, the accounts receivable account of Malik's Lanscaping Service has a debit balance of $390,000. Credit sales are $2,900,000. Record the end-of-period adjusting entry on December 31, in general journal form, for the estimated uncollectible accounts. Assume the following independent conditions existed prior to the adjustment: 1. Allowance for Doubtful Accounts has a credit balance of $1,660 a. The percentage of sales method is used and bad debt expense is estimated to be 1% of credit sales. If an amount box does not require an entry, leave it blank. Page: DOC. POST NO. REF. EBIT CREDIT DATE 1 20 Dec. 31 b. The percentage of receivables method is used and an analysis of the accounts produces an estimate of $30,330 in uncollectible accounts. If an amount box does not require an entry, leave it blank. Page: DOC. POST NO. REF. EBIT CREDIT DATE 1 20 Dec. 31