SOLUTION: At the birth of their daughter, a couple wants to invest some money so she will have $20 000 on her eighteenth birthday. If interest is paid at 6% per year, compounded semi-annuall

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Question 971507: At the birth of their daughter, a couple wants to invest some money so she will have $20 000 on her eighteenth birthday. If interest is paid at 6% per year, compounded semi-annually, how much will the couple have to invest?
Answer by anand429(138) About Me  (Show Source):
You can put this solution on YOUR website!
Using the formula
A=P%2A%281%2Br%2F%28n%2A100%29%29%5E%28n%2At%29
20000=P%2A%281%2B6%2F%282%2A100%29%29%5E%282%2A18%29
=> 20000+=+P%2A%281%2B6%2F200%29%5E36
=> P=6900