a) Mei Lin is putting money aside to purchase a new automobile in four years. She plans to save RM450 at the end of each month for the next four years. She plans to put the money into a savings account with a monthly interest compounding rate of 2.0 percent. Determine how much money she will have in four years. (5 marks) b) In ten years, John Hsu hopes to establish a business. He aims to acquire RM200,000 to invest in the firm by that time. To achieve his aim, he wants to put a particular sum today in an investment fund that will pay him 8.0 percent per annum, compounded semi-annually. Calculate how much John will have to invest today to reach his goal