I would like help in order to figure out how to find the answer for parts D and E please. Thank you in advance.

At the beginning of the current period, Bonita Industries had balances in Accounts Receivable of $192,000 and in Allowance for Doubtful Accounts of $8,640. During the period, it had net credit sales of $768,000 and collections of $732,480. It wrote off as uncollectible accounts receivable of $7,008. Uncollectible accounts are estimated to total $24,000 at the end of the period. (Omit recording cost of goods sold.) Determine the ending balances in Accounts Receivable and Allowance for Doubtful Accounts. (Enter negative amounts using either a negative sign preceding the number e.g. 45 or parentheses e.g. (45).) Ending balance in Accounts Receivable $ Ending balance in Allowance for Doubtful Accounts \$ Attempts: 0 of 10 used What is the net realizable value of the receivables at the end of the period? The net realizable value of the receivables at the end of the period $ Attempts: 0 of 10 used