Blanca deposited $40,000 in an investment account. After 30 years, the value of her account had grown to $320,000. If interest was compounded annually, approximately what interest rate did the account earn? Group of answer choices 2.4% 8.0% 6.0% 4.8% 7.2%
Blanca deposited $40,000 in an investment account. After 30 years, the value of her account had grown to $320,000. If interest was compounded annually, approximately what interest rate did the account earn? Group of answer choices 2.4% 8.0% 6.0% 4.8% 7.2%
Chapter6: Exponential And Logarithmic Functions
Section6.1: Exponential Functions
Problem 67SE: Alyssa opened a retirement account with 7.25 APRin the year 2000. Her initial deposit was 13,500....
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Question
Blanca deposited $40,000 in an investment account. After 30 years, the value of her account had grown to $320,000. If interest was compounded annually, approximately what interest rate did the account earn?
Group of answer choices
2.4%
8.0%
6.0%
4.8%
7.2%
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