GMATprep - PS3

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GMATprep - PS3

by irock » Sun Jul 10, 2011 6:56 am
OA: D

Please explain..
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We are what we repeatedly do. Excellence, therefore, is not an act but a habit - Aristotle.

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by Buix0065 » Sun Jul 10, 2011 8:10 am
Year 0: 4 ft
yr 1: 4 + X
yr 2: 4 + 2X
yr 3: 4 + 3X
yr 4: 4 + 4X
...
yr6: 4 + 6X

4 + 6X = 1.2(4 + 4X)
-0.8 = -1.2X

X = -0.8 / -1.2 = 2/3

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by irock » Sun Jul 10, 2011 8:28 am
thanks buix :)
We are what we repeatedly do. Excellence, therefore, is not an act but a habit - Aristotle.