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Mathematics 18 Online
OpenStudy (suwhitney):

For 20 years I invest $100 a month into an account that pays 4.5% compounded monthly. At the end of this time I close out the account and invest the closing balance for the next 25 years in an account paying 5.5% compounded continuously. What is the accumulated amount in the account at the end of the 45 year period? Round your answer off to the nearest penny.

OpenStudy (anonymous):

20x12=240 240x100=24000 24000+1080=25080 5.5% of 25080 is 1379.4 25x12=300 1379.4x300=413820 413820+25080=?

OpenStudy (suwhitney):

$438,900?

OpenStudy (anonymous):

If that's what 413820+25080 equals.

OpenStudy (anonymous):

I don't know how much change there would be though. .-.

OpenStudy (suwhitney):

It's showing that that is incorrect :( Ugh.. I am having so much trouble with this question.

OpenStudy (suwhitney):

@Skrilluh

OpenStudy (anonymous):

I'm sorry! 3: I must've done my math wrong somewhere .-.

OpenStudy (suwhitney):

Its all good, where do you get the 1080 from?

OpenStudy (suwhitney):

@Skrilluh

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