SOLUTION: at what time will 2000 amount to 3650 at 4% compounded semi-annually.

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Question 392158: at what time will 2000 amount to 3650 at 4% compounded semi-annually.
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
3650+=+2000%281%2B0.04%2F2%29%5E%282t%29
<==> 1.825+=+%281.02%29%5E%282t%29
<==> ln+1.825+=+%282ln+1.02%29t
<==> t+=+ln1.825%2F%282ln1.02%29+=+15.19 years. (To 2 decimal places)