a. The aging of Torme Designs' accounts receivable is shown below. Calculate the amount of each periodicity range that is deemed to be uncollectible. If required, round your answers to two decimal places. Estimated Uncollectible Accts Age Interval Balance Percentage Amount Not past due $850,000 3.50% 1-30 days past due 47,500 5.00 31-60 days past due 21,750 10.00 61-90 days past due 11,250 20.00