all I don't understand

QUESTION S Amr Trading is a stationery store and owned by Amrin. Below are the transactions of Am Trading for the month of November 2021. Nov Transactions 2021 Started the business with RM20,000 cash Purchased Fujixerox printer RM700 by cheque for office use 13 Sold goods on credit to Rachel RM500. 14 Banked in cash RM3,000. 17 Paid rental of premises amounting to RM400 by cash. 21 Azrin took RM800 from the bank and RM200 goods for personal use 24 Sales returned by Rachel amounted to RM200. 26 The business bought a motor vehicle for RM4,500 cash 28 Paid utility bill and wages of RM100 and RM500 cash respectively Required: Identify the effects (increase or decrease) on assets, liabilities, owner's equity. revenues or expenses for the transactions dated from 1 November 2021 to 24 November 2021 and show the accounts to be debited and credited for each of the transactions given below. (Use the format given below to answer the above questions) Example: November 30 Paid RM2,000 for driver's salary by cash. Date Effects Journal entry Increase Decrease Debit Credit Nov 30 Expenses Asset Salary Cash (20 marks) b) State the functions of the book of prime entry below: General Journal Purchases Journal Sales Journal Return inwards Journal Return outwards Journal Cash Payments Journal (6 marks)