The following information is available regarding the outstanding accounts receivable of Mufu Contracting at September 30, 2020: Customer B. Axley T. Holton W. NIX C. Percy K. Willis Month of Credit Sales May June July August September $ 37,000 $ $ $ @ $ @ 78,000 38,000 17,500 @ 24,500 10,500 13,000 6,000 17,000 @ 99,500 "All services are performed on terms of n/30. Assume all sales occurred on the last day of the month. Mufu estimates bad debts using the following rates: 1 to 29 days past due 15 Not yet due 30 to 59 days past due 45 60 to 89 days past due 90 to 119 days past due 204 Over 119 days past due 50% 0.5% 10% Required: a. Complete a Schedule of Accounts Receivable by Age at September 30, 2020. (Enter your "Percent uncollectible" answers in 1 decimal place.) Accounts Receivable by Age at September 30, 2020 September August July June Not yet due 1 to 29 days past 30 to 59 days past 60 to 89 days past 90 to 119 days due due due past due Total Customer B. Andey T. Holton W. NIE c. Percy K. Wils Percent uncollectible Estimated uncollectible accounts b. The Allowance for Doubtful Accounts showed an unadjusted balance on September 30, 2020, of $2,100. Record the adjusting entry at September 30, 2020, to estimate uncollectible accounts. View transaction list 1 Record the estimate for uncollectible accounts. Credit