Gmat Prep Probability?

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by vishubn » Sat Dec 27, 2008 6:15 pm
(x-5)(x+10)(2x-5)
when we solve this ! we get x=5,-10,2.5

so we have two fav in the list and total is 12
please note 5 is not there in the list

probality of getting the eq=2/12=

1/6


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