Question 10 6 pt At January 1, 2018, Betty DeRose, Inc. had an allowance for bad debts with a $6,200 credit balance. During 2018, Betty wrote-off as uncollectible accounts receivable in the amount of $8,100. Betty prepared the following aging schedule at December 31, 2018: % Uncollectible Accounts Receivable not past due $100,000 1-30 days past due 40,000 31-60 days past due 20,000 61-90 days past due 10,000 over 90 days past due 8,000 5% 19% 25% 40% calculate the amount of bad debt expense recorded by Betty DeRose for 2018