can you show the manual way to calculate i mean by the formula. since i dont have any financial calculator

Question 1 (12 marks) The essence of the time value of money: A ringgit received in the future is not equivalent to a ringgit received in the present, and time value brings them together. (a) Suppose you have RM2,000 and plan to purchase a 10-year certificate of deposit (CD) that pays 6.5% interest, compounded annually. How much will you have when the certificate matures? (2 marks) (b) Rocco Trading recorded sales of RM225 million in the current year. If the growth rate for sales is 6% per year, how much sales revenue for the firm in fifth year? (2 marks) (c) ANB Bank plans to unleash a media campaign that is expected to cost RM15 million four years from today. How much cash should ANB Bank set aside now for the campaign if the current interest rate is 13%? (2 marks) (d) Sally plans to invest in fixed deposits that pay 6%, compounded annually. If she invests RM10,000 today, how many years will it take for her investment to grow to RM30,000? (2 marks) (e) Green has just retired. His retirement fund will pay RM1,000 a year for 6 years. He is to receive his first payment of RM1,000 immediately. If the interest rate is 10 percent, what is the present value of this annuity? (2 marks) (1) If David owes RM24,000 and pays RM3,000 every year, how quickly will his loan be retired if the annual interest rate is 8 percent? (2 marks)