Following are the monthly credit sales, collections and bad debt write-offs for Clarion Distributing, Inc. for its second quarter ending July 31, 2018. Month May June July Collections $87,500 S 95,000 81,000 105,000 $ 290,500 S 281,000 Sales Write-Offs 1,000 108,000 95,000 3,500 S 4,500 Total Clarion's controller prepared the following aging of accounts receivable as of July 31, 2018: Account Classification Current 1-30 davs past due 31-60 days past due 61-90 days past due Over 90 days past due Balance Percent Uncollectable $50,000 37,000 18,000 1,000 5,000 1% 590 10% 20% 50% The allowance for doubtful accounts balance on April 30, 2018 was $8,950. Payments for credit sales are due 30 days from the date of sale