Please answer question 2 and 3 and choose the correct option

Recently, you saw an advertisement that says "if you come try our product, you get $100 just for coming by!" If you read the fine print, what you find out is that they will give you a savings certificate that will pay you $100 in 30 years. If the going interest rate on such certificate is 8% per year, how much is the certificate really worth today? 11.12 8.24 9.94 3.30 3 pts Question3 Your goal is to have $4,500 to withdraw when it becomes time for you to leave for Europe for the summer. The maximum you can set aside from your part-time job income today is $1,500. If the rate is 3%, for approximately how long do you have to wait until you can take off? Cannot be determined 37 years 27 years 3 years