(a) You just came to know that your friend has just been awarded a bonus for his outstanding work. His employer offers him a choice of a lump-sum of RM5,000 today, or an annuity of RM1,250 a year for the next five years. He estimates that he can earn 9 percent interest, compounded annually, on any amount he invests. He asks your advice on whether to accept the lump-sum RM5000 or an annuity of RM1,250 a year for the next five years. What will you tell him? (lgnore Taxes) (5 marks) (b) Azman is 30 years old and will retire at the age of 65 . He will receive retirement benefits, but the benefits are not going to be enough to make a comfortable retirement life for him. He has estimated that an additional RM25,000 a year over his retirement benefits will allow him to have a satisfactory life. How much should he deposit today in an account paying 6 percent interest (profit) to meet his goal? Assume he wants to have 15 years of retirement benefits