Estimating Doubtful Accounts Performance Bike Co. is a wholesaler of motorcycle supplies. An aging of the company's accounts receivable on D accounts in each age category are as follows: Estimate the proper balance of the allowance for doubtful accounts should be as of December 31. Performance Bike Co. Estimation of Uncollectible Accounts December 31 Estimated Uncollectible Accounts Amount Estimated Uncollectible Age Interval Balance Accounts Percent Not past due $496,000 3/4% 1-30 days past due 54,600 3 31-60 days past due 24,800 9 61-90 days past due 17,900 15 91-180 days past due 12,900 41 Over 180 days past due 9,400 70 Total $615,600 Check My Work II All work saved.