The following are a series of unrelated situations. Answer the questions relating to each of the five independent situations as requested. 1. Carla Company's unadjusted trial balance at December 31, 2020, included the following accounts. Credit Accounts receivable Allowance for doubtful accounts Net sales Debit $52,100 7,940 $1,229,300 Carla Company estimates its bad debt expense to be 7% of gross accounts receivable. Determine its bad debt expense for 2020. Bad debt expense for 2020 $ 2. An analysis and aging of Sarasota Corp, accounts receivable at December 31, 2020, disclosed the following. Amounts estimated to be uncollectible Accounts receivable Allowance for doubtful accounts (per books) $ 182,620 1,750,100 127,810 What is the net amount expected to be collected of Sarasota's receivables at December 31, 2020? Net realizable value $ 3. Ivanhoe Co. provides for doubtful accounts based on 2% of gross accounts receivable. The following data are available for 2020