12. Astro has been investing RM1,500 at the end of each year for the past 12 years. How much has accumulated, assuming he has earned 8% compounded annually on his investment? 13. Dellamin has been dollar cost averaging in a mutual fund by 13. investing RM1,000 at the beginning of every quarter for the past 5 years. He has been earning an average annual compound return of 11% compounded quarterly on this investment. How much is the fund worth today? 14. Stevence wants to withdraw RM3,000 at the beginning of each year for the next 5 years. She expects to earn 8% compounded annually on her investment. What lump sum should Stevence deposit today? 15. Lucas wants to give her son RM80,000 on his wedding day in 4 years. How much should she invest today at an annual interest rate of 9.5% compounded annually to have RM80,000 in 4 years? Alternatively, how much would she need to invest today if she could have her interest compounded monthly? Explain which interest option would be most beneficial to Lucas, 16. Briotta has been investing RM150 at the beginning of each month for the past 20 years. How much has she accumulated, assuming she has earned an 11% annual return compounded monthly on her investment? If instead of earning 11%, Briotta was only able to earn 10% (compounded monthly), how much would her payments need to be to have the same accumulated amount