hi there please help me understand how to do this question and what the answer, thank you.

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The receivables ledger control account on 31 October had a balance of $45,890. In an attempt to reconcile balance in the receivables ledger control account to the customers' accounts, the following items were found: - Credit transfer from customer of $560 has been entered into the wrong customer's account - Invoice of $1,100 was omitted from the sales day book - Return inwards of $307 was credited to sales ledger as $370 What is the correct balance in the general ledger? A. $45,890 B. $46,927 C. $46,990 D. $47,053 The following is payables ledger reconciliation statement prepared by Calvin: 39. At 1 May the bank statement showed a balance of $950. Reconciling items on the bank reconciliation statement were unpresented cheques of $100 and a bank error comprising bank charges overcharged to the extent of $20. During May, cheques and deposits appearing on the bank statement were $1,600 and $1,900 respectively. At 31 May the only reconciling items were unpresented cheques of $210. What was the cash book balance at 31 May? A. $1,060 B. $960 C. $1,120 D. $1,040