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Ahmed is a sole trader who keeps full accounting records for all his purchases and sales on credit. Entries are posted monthly from prime (original) entry books to ledger accounts, but the entries for October 2020 have not yet been made. a- The following information is provided. Purchases Day Book Sales Day Book IS Purchases Returns Day Book Sales Returns Day Book Total for October 2020($) 50 00 85 000 6 000 8 000 6 Marks Make the entries required on 31 October 2020 in the following ledger accounts:- Purchases Account Purchases Returns Account Sales Account Sales Returns Account b- in which of Ahmed's ledgers are the above accounts kept? 1 Mark