tiberius, inc. provided the following aging of its receivables at december 31. age of accounts receivables balance estimated % uncollectible 0-30 days $184,000 0.4% 31 to 60 day 96,000 2.4% 61 to 90 days 34,000 6.0% 91 to 120 days 21,000 9.1% over 121 days 11,000 51.4% total $346,000 during the year, $12,512 of receivables were written off. the balance at the beginning of the year in the allowance account was $12,000. required: a. how much will tiberius report as bad debts expense for the year? b. how much is the net value of tiberius's receivables at year end? chegg