At the end of the current year, the balance of the accounts receivable account for Astro Masonry was $57.000. Credit sales for the year were $629.000 Required: Determine the amount of the adjusting entries for uncollectible accounts and the amount of the net receivable under each of the following assumptions. 1. The Allowance for Doubtful Accounts has a credit balance of $840. a. The percentage of sales method is used and it is estimated that bad debts expense will be 1.6% of credit sales b. The percentage of receivables method is used and based on an analysis of the accounts it is estimated that bad debts will amount to $3.700 21 The Allowance for Doubtful Accounts has a debit balance of $400 3. The percentage of sales method is used and it is estimated that bad debts expense will be 1% of credit sales b. The percentage of receivables method is used and based on an analysis of the accounts it is estimated that had debts will amount to $3.900