home / study / business / accounting / questions and answers / the following summarizes the aging of accounts ... Your question has been answered! Rate it below. Let us know if you got a helpful answer. Question The following summarizes the aging of accounts receivable for Johnston Supplies, Inc. as of July 31, 2016: Number of Days Unpaid Total Accounts Receivable Historical % Uncollectible Not yet due $127,300 2% 1-30 days past due $90,000 12% 31-60 days past due $54,400 18% Over 60 days past due $32,600 34% Required: a. The unadjusted balance of the Allowance for Doubtful Accounts of Johnston Supplies, Inc. is a credit balance in the amount of $29,187 on July 31, 2016 Use a T-account to determine the account balance in the Allowance for Doubtful Accounts on August 15, 2016.