Use the attached chart to answer question

Uncollectible accounts are determined by the percent-of-sales method to be 3% of credit sales. How much is uncollectible-account expense for 2018?

$ 8,000 Accounts receivable 12/31/18.... Allowance for uncollectible-accounts credit balance 12/31/18 (before adjustment). Credit service revenue during 2018. Cash service revenue during 2018 Collections from customers on account during 2018. 900 39,000 20,000 40,000