Multiple Choice
If $9,000 is invested at an annual rate of 11% per year compounded monthly, the future value S at any time t (in months) is given by . How long does it take for the investment to double? Round your answer to one decimal place.
A) 91.2 months
B) 14.8 months
C) 76.0 months
D) 92.2 months
E) 68.7 months
Correct Answer:

Verified
Correct Answer:
Verified
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