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7300 dollars is placed in an account with an annual interest rate of 7.75%. To the nearest tenth of a year, how long will it take for the account value to reach 26800 dollars?

 Mar 3, 2021
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26800 = 7300 ( 1+ .0775)n

 

26800/7300 =  1.0775n              Solve for n   ( you'll find it easiest to use LOGs)  

 Mar 3, 2021

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