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Mathematics 7 Online
OpenStudy (anonymous):

If $240 is invested at an interest rate of 9% per year and is compounded monthly, how much will the investment be worth in 14 years? I keep getting 64 :/

OpenStudy (anonymous):

$64?

OpenStudy (anonymous):

Yeah. I keptgetting $64

OpenStudy (anonymous):

but that's not it.

OpenStudy (lalaly):

[ 240(1+0.09/12)^(12*14) ]

OpenStudy (anonymous):

solve that^

OpenStudy (lalaly):

yeh u shud get 842.132

OpenStudy (anonymous):

Wait, what does the 12 represent? the number of months, right?

OpenStudy (lalaly):

yeh

OpenStudy (anonymous):

Thank you so much!

OpenStudy (lalaly):

yur welcome :D

OpenStudy (anonymous):

If $535 is invested at an interest rate of 6% per year and is compounded continuously, how much will the investment be worth in 10 years? So I plugged that in just like you did and I got zero??

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