Age Class Balance Percent Uncollectible $748,000 3/4 % 82,300 7 Not past due 1-30 days past due 31-60 days past due 61-90 days past due 91-180 days past due Over 180 days past due 37,400 26,900 16 19,400 38 70 14,200 $928,200 Estimate what the proper balance of the allowance for doubtful accounts should be as of December 31, Percent Estimated Uncollectible Age Class Balance Uncollectible Accounts Amount Not past due $748,000 3/4% 1-30 days past due 82,300 31-60 days past due 37,400 7 61-90 days past due 26,900 16 91-180 days past due 19,400 38 Over 180 days past due 14,200 70 3 Total $928,200