You can save $ 1,500 each year in saving account that pays 4% interes quarterly. How much will you have in 5 year? What if interest was compounded semi annual? What is interest was compund annual?

suppose that you save for retirement by contributing $75 peer month into an account that pays a steady 8% annual interest sounded monthly. How much will be in your account on your 65th birthday. if you begin making these contributions on your 30th?