PROBLEM 7-3(a)The Allowance for Doubtful Accounts should have a balance of $45,000 at year-end. Thesupporting calculations are shown below:Days AccountOutstandingAmountExpectedPercentageUncollectibleEstimated Uncollectible0–15 days$300,000.02$ 6,00016–30 days100,000.1010,00031–45 days80,000.1512,00046–60 days40,000.208,00061–75 days20,000.459,000Balance for Allowance for Doubtful Accounts$45,000The accounts which have been outstanding over 75 days ($15,000) and have zeroprobability of collection would be written off immediately by a debit to Allowance forDoubtful Accounts for $15,000 and a credit to Accounts Receivable for $15,000. It is notconsidered when deter-mining the proper amount for the Allowance for DoubtfulAccounts.(b)Accounts receivable ($555,000 – $15,000)........................................................