Presented here is an aging schedule for Zimmerman Company. Customer Total Not Yet Due Number of Days Past Due 130 3160 6190 Over 90 Aaron $22,000 $12,000 $10,000 Barry 40,000 40,000 Cara 60,000 16,000 6,000 38,000 Donald 28,000 28,000 Others 126,000 96,000 16,000 14,000 Total $276,000 $152,000 $34,000 $24,000 $38,000 $28,000 Estimated percentage uncollectible 4% 9% 13% 25% 50% Total estimated bad debts $35,760 $6,080 $3,060 $3,120 $9,500 $14,000 At December 31, 2009, the unadjusted balance in Allowance for Doubtful Accounts is a credit of $11,700 Instructions: (a) Journalize and post the adjusting entry for bad debts at December 31, 2009. (Use T accounts.) Dec 31 Account title Amount Account title Amount Bad Debts Expense Allowance for Doubtful Accounts (b) Journalize and post to the allowance account these 2010 events and transactions: 1. March 1, a $500 customer balance originating in 2009 is judged uncollectible. Mar 31 Account title Amount Account title Amount 2. May 31, a check for $500 is received from the customer whose account was written off as uncollectible on March 31. May 31 Account title Amount Account title Amount May 31 Account title Amount Account title Amount (c) Journalize the adjusting entry for bad debts at December 31, 2010, assuming that the unadjusted balance in Allowance for Doubtful Accounts is a debit of $800 and the aging schedule indicates that total estimated bad debts will be $33,800 Dec 31 Account title Amount Account title Amount