Posted by Mia on .
If business manager deposits $30,000 in a savings account at the end of each year for twenty years what will be the value of her investment at a compound rate of 12 percent? and at 18 percent?

Math 
MathMate,
Future value at 12%
=30000*1.12^20
=$289388.79
Similarly for 18%, but almost 3 times as much.