compound interest
posted by anonymous .
How do I solve these problems?
Complete the table for a savings account in which interest is compounded continuously.
1. Initial Investment: $1000
Annual % Rate: 3.5%
Time to Double: ?
Amount After 10 Years: ?
2. Initial Investment: $750
Annual % Rate: ?
Time to Double: 7 3/4 yr
Amount After 10 Years?
3. Initial Investment: $500
Annual % Rate: ?
Time to Double: ?
Amount After 10 Years: $1505.00
4. Initial Investment: ?
Annual % Rate: 4.5%
Time to Double: ?
Amount After 10 Years: $10,000.00

This site may help you.
http://www.moneychimp.com/calculator/compound_interest_calculator.htm
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