If $9,000 Is Invested at an Annual Rate of 11

question 30

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

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A stimulant found in coffee, tea, and various other plant-based substances that can enhance alertness and energy levels.

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