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Aiman's monthly credit card statement shows a previous balance of RM4,642.50. It also indicates that during the past month, he was charged RM1,320.25 worth of purchases to the card and made a RM1,250 payment to the credit card company. His monthly interest rate is 2.25% on the first RM1,250 and 1.25% on the amounts that over RM1,250. Calculate Aiman's previous balance before new charges and payments on the account are made. (5 Marks) You need to have RM850,120 in your account by the next 30 years. You were given 2 alternatives, Bank A offers you with 8% compounded semi-annually, while Bank B offers you with 8% compounded annually. Show your calculation and choose which alternative is better for you to deposit your money to achieve your goals