brittanyburton
The current population of Charles Town is 53,500. What will the population be in seven years if it is declining 3% per year?
A. 10272
B. 43227
C. 52387
D. 66215
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andriod09
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i foundes you again. :P
brittanyburton
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Hahaha oh my! So...the easy way out or the hard way?
andriod09
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depends, do you want to take the easy way or the hard way? :P
brittanyburton
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easy! i have like 5 questions left and wanna finish this asap lol
andriod09
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lol. so tell me then. how do you start? (note, my easyway doesn't involve me giving yuo answers.)
brittanyburton
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i just dont know how to do the equation..
brittanyburton
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& you should give me the answer bc its not even for me :)
anonymous
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lol
andriod09
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the equation is simple. it would be \[population\div.03\]
anonymous
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hmmm
anonymous
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actually i think i would be
\[53500\times (.97)^7\]
brittanyburton
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nope i lied i dont
anonymous
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to decrease a number by 3% means you have \(97\%=.97\) of it left
to decrease by \(3\%\) 7 times, multiply it by \((.97)^7\)
andriod09
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@satellite73 where'd you get the .97?
brittanyburton
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okay @satellite73 is write
andriod09
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ohh. okay. i see what you mean. sorry i was wrong @brittanyburton