SOLUTION: if you invest $100 at an interest rate of 15%, how much will you have at the endo of eight years?

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Question 469377: if you invest $100 at an interest rate of 15%, how much will you have at the endo of eight years?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Assuming simple interest, it would be B+=++P%281%2Brt%29+=+100%281%2B0.15%2A8%29+=+100%2A2.2+=+220$ after 8 years.