Knowledge Check 01 During its first year of operations, Ellison, Inc. bills customers $18,000 for the services it provided. At the end of the year. $6,000 remains due from customers. The company's credit manager estimates that 10% of the total year-end accounts receivable will not be collected. The company's estimate of uncollectible accounts is: Multiple Choice O $6,000 O O $12,000 O $18,000