At January 1, 2024, Betty DeRose, Inc. had an allowance for doubtful accounts with a $4,390 credit balance. During 2024, Betty recorded $9,560 of write-offs and recorded $2,750 of recoveries of accounts receivable that had been written off in prior years. At December 31, 2024, Betty prepared the following aging schedule: Accounts Receivable % Uncollectible not past due $150,000 2% 1-30 days past due $ 64,000 6% 31-60 days past due $ 39,000 9% 61-90 days past due $ 47,000 15% over 90 days past due $ 11,000 35% Calculate Betty's bad debt expense for 2024.