Question 3 (a) RM 9,000 is invested for 7 years in a bank, earning a simple interest rate of 4.3% per annum. Find the accumulated amount at the end of the investment period and the interest earned. (3 marks) (b) Find the accumulated amount of RM 20,000 which is invested for 5 years at 4.1% compounded monthly (3 marks) (c) Find the future value of annuities for RM 200, invested quarterly for 10 years at 4.4% compounded quarterly. (4 marks) (d) Find the present value of annuities of RM 1,000 monthly for 3 years at 4.3% compounded monthly. Hence find the interest earned. (5 marks) (e) Find the amount that must be deposited monthly at 4% compounded monthly for 7 years to accumulate an amount of RM 80,000. Hence find the interest earned