Financial math

b) Abu needs RM 15,000 in three years' time. Maybank offers him a savings account which provides a force of interest of 6% per annum. i) ii) Assume that Abu wants to invest some money today but he does not want to invest any further money during the next three years. Calculate the money that Abu must invest into the savings account today to receive RM15,000 in three years? Assume that Abu wants to pay continuously into the account for three years. Find the constant rate of payment per annum that is necessary to provide RM 15,000 at the end of year three. Assume Abu wants to pay continuously into Maybank account with a rate of payment of RM8,000 per year. How long will he have to pay in order to have at least RM15,000 in the account? iii)