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Is x – y < 2?

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by sanju09 » Wed Jan 05, 2011 4:53 am
Is x - y < 2?

[1] 2^x = 24 and 2^y = 6.

[2] x > y.




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by anshumishra » Wed Jan 05, 2011 4:57 am
sanju09 wrote:Is x - y < 2?

[1] 2^x = 24 and 2^y = 6.

[2] x > y.




Made up
Statement 1 :
We cane find the value of x and y, hence Sufficient

Statement 2 :
Not sufficient, as x-y can be less than 2 or equal or greater than 2.

Hence, A
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by sanju09 » Wed Jan 05, 2011 4:59 am
anshumishra wrote:
sanju09 wrote:Is x - y < 2?

[1] 2^x = 24 and 2^y = 6.

[2] x > y.




Made up
Statement 1 :
We cane find the value of x and y, hence Sufficient

Statement 2 :
Not sufficient, as x-y can be less than 2 or equal or greater than 2.

Hence, A
good answer, and if 2^x = 24 and 2^y = 6, what is x - y =?
The mind is everything. What you think you become. -Lord Buddha



Sanjeev K Saxena
Quantitative Instructor
The Princeton Review - Manya Abroad
Lucknow-226001

www.manyagroup.com
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by anshumishra » Wed Jan 05, 2011 5:12 am
sanju09 wrote:
anshumishra wrote:
sanju09 wrote:Is x - y < 2?

[1] 2^x = 24 and 2^y = 6.

[2] x > y.




Made up
Statement 1 :
We cane find the value of x and y, hence Sufficient

Statement 2 :
Not sufficient, as x-y can be less than 2 or equal or greater than 2.

Hence, A
good answer, and if 2^x = 24 and 2^y = 6, what is x - y =?
2^x/2^y = 24/6 = 4 = 2^2
=> x-y = 2.
Thanks
Anshu

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by MAAJ » Thu Jan 06, 2011 2:19 pm
Nice!
"There's a difference between interest and commitment. When you're interested in doing something, you do it only when circumstance permit. When you're committed to something, you accept no excuses, only results."
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