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dianapaolasanchez
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Is x>0.05?

by dianapaolasanchez Wed Nov 11, 2009 4:33 pm

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

What is the answer? d or e
stutis
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Re: Is x>0.05?

by stutis Thu Nov 12, 2009 3:40 am

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
geetesht
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Re: Is x>0.05?

by geetesht Sun Nov 15, 2009 4:26 am

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'
RonPurewal
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Re: Is x>0.05?

by RonPurewal Fri Dec 18, 2009 5:44 am

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).