3. (a) Find the effective rate for 12% interest compounded monthly. Your answer should be a percentage rounded to two decimal places (so the decimal answer that you change into a percentage should be rounded to 4 decimal places). (b) Find the effective rate for 12% interest compounded continuously. Your answer should be a percentage rounded to two decimal places (so the decimal answer that you change into a percentage should be rounded to 4 decimal places). 4. (a) Amelia Pond deposits $12,000 at the end of each year for 9 years in an account paying 8% interest compounded annually. Find the final amount she will have in her account at the end of the 9 years. (b) if she was making the deposits at the beginning of each year instead, how much money would she have in her account at the end of the 9 years