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Is x>0.05?

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dianapaolasanchez
 Post subject: Is x>0.05?
 Post Posted: Wed Nov 11, 2009 4:33 pm 
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Course Students


Posts: 21
Is x>0.05?
1) x>3/40
2) x is greater than 3 percent of 50

What is the answer? d or e
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stutis
 Post subject: Re: Is x>0.05?
 Post Posted: Thu Nov 12, 2009 3:40 am 
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Posts: 2
1. x>3/40 => x>0.075. Therefore x is surely > 0.05. So its either A or D
2. x>3/100*50 ie x>1.5. Again x should be surely > 0.05

So D. Unless I am missing something here.

Stuti
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geetesht
 Post subject: Re: Is x>0.05?
 Post Posted: Sun Nov 15, 2009 4:26 am 
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Course Students


Posts: 16
stutis wrote:
1. x>3/40 => x>0.075. Therefore x is surely > 0.05. So its either A or D
2. x>3/100*50 ie x>1.5. Again x should be surely > 0.05

So D. Unless I am missing something here.

Stuti



yups i got the same ans with the exact same line of reasoning , calculation & values

IMO ans is 'D'
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RonPurewal
 Post subject: Re: Is x>0.05?
 Post Posted: Fri Dec 18, 2009 5:44 am 
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ManhattanGMAT Staff


Posts: 7146
stutis wrote:
1. x>3/40 => x>0.075. Therefore x is surely > 0.05. So its either A or D
2. x>3/100*50 ie x>1.5. Again x should be surely > 0.05

So D. Unless I am missing something here.

Stuti


looks good.

note that if all the ">" signs were reversed to "<", then the answer would become (e).
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