Finance lesson on interest

1. If you put $500 into a regular savings account in the bank when you are 18 years old, and add $50 each month, how much will you have when you are 68 years old (50 years later)? $39,500.23

2. If you put $500 into a regular savings account in the bank when you are 30 years old, and add $50 each month, how much will you have when you are 68 years old (38 years later)? $28,301.40

3. If you put $500 into a regular savings account in the bank when you are 40 years old, and add $50 each month, how much will you have when you are 68 years old (28 years later)? $19,938.10

4. If you put $5000 into a regular savings account in the bank when you are 30 years old, and add $500 each month, how much will you have when you are 68 years old (50 years later)?$395,002.25

5. If you put $5000 into a regular savings account in the bank when you are 40 years old, and add $500 each month, how much will you have when you are 68 years old (28 years later)?$199,381.03

This makes me want to get a savings account and put a lot of money in it.