Q6. A branded watch which is listed at RM1,800 cash can be purchased on an instalment purchase by making a 20% down payment. The balance has to be repaid by 18 monthly payments. The buyer has four (4) options to repay the balance. Option Interest charged 1 RM200 2 8% per annum simple interest 3 10% per annum using Constant Ratio method 4 11% compounded monthly using annuity method Calculate (a) the instalment price for each option, (8 marks) (CLO2:PLO2:C2)(CLO2.PL07:C2) (b) the monthly instalment for the best option. (4 marks) (CLO2:PLO2:C4)(CLO2:PLO2:C4)