CAM Precision Sdn. Bhd. is an advanced manufacturing company listed in Top 100 hi-tech global ranking. This company shows a potential investment with interest return rate of 8% per year. Your family plan to invest RM (L3D x 1,000) + 15,000. Apply the simple interest and compound interest approach to calculate the total investment after FOUR (4) years. Assume that your family do not withdraw the money earned at the end of each year, but instead let it accumulate. Noted that L3D represents the Last Three Digit of student matric number. (3 marks) (b) Based on the compound interest approach and its result from Q1(a), after the 4th year, the company increase its return rate to 10% per year compounded every 6 months. Apply the effective interest rate per year to determine the total investment at the end of EIGHT (8) years. (3 marks) QI (a)
