following are the extracts from the trial balance of a firm as at 31st march 2009 sundry debtors- 105000,provision for a doubtful debts-20000,provision for discount on debtors-1500, bad debts- 2000, discount- 2000, additional bad debts required rs 4000,additional discount on debtors-1000, maintain a provision for discount@3% on debtors, maintain a provision for bad debts@15% on debtors,required pass the necessary journal entries and show the relevant accounts including final accounts?