Search found 258 matches


Re: Analyzing campaign expenditures

got it wrong in gprep.. pls explain the answer. Analyzing campaign expenditures, the media has had as a focus the high costs and low ethics of campaign finance, but they have generally overlooked the cost of actually administering elections, which includes facilities, transport, printing, staffing,...

by x2suresh

Tue May 05, 2009 7:39 pm
Forum: Sentence Correction
Topic: Analyzing campaign expenditures
Replies: 14
Views: 8641

Re: Good exponent problem

cramya wrote:( a^2^(n-1) + b^2^(n-1) ) ( a^2^(n-1) - b^2^(n-1) )


A) a^2^n - b^2^n
B) a ^2n + b^2n
C) (a^n - b^n) ^ 2
D) (a^2 - b^2) ^ (n-1)
E) (a^2 + b^2) ^ (n-1)


OA : A
substitute n=1

( a^2^(n-1) + b^2^(n-1) ) ( a^2^(n-1) - b^2^(n-1) ) = (a+b)(a-b) = a^2-b^2



only A satisfies.

by x2suresh

Thu Mar 12, 2009 9:26 pm
Forum: Problem Solving
Topic: Good exponent problem
Replies: 7
Views: 1844

Re: Labor Force

deepoe wrote:If in 1984 the labor force of Country A was 48 % of the total population,
approximately what percent of the total population were unemployed members of the labor force?

A. 4.3%
B. 4.8%
C. 6.5%
D. 9.1&
E. 52.5%

OA=A
Please check quesiton.. looks like some info is missing

by x2suresh

Mon Mar 02, 2009 8:05 pm
Forum: Sentence Correction
Topic: Labor Force
Replies: 1
Views: 1211

A is the answer. Gramatically B is correct (comparing noun vs noun), but logically it doesn't make sense. How can Polio vaccine protect from ...threating effects of press eating habits.?????????? Is it make sense. In A... Just as..X , Y is also idiomatic.. there is no issue with that. .. where X and...

by x2suresh

Mon Mar 02, 2009 7:14 pm
Forum: Sentence Correction
Topic: polio Vs press eating habit
Replies: 9
Views: 2021

Re: Which of the follwing must be an even integer

If n is a positive integer, which of the following must be an even integer? a) n + 1 b) n + 2 c) n^2 + 2 d) n^2 + n e) n^2 + 2n I used an odd and even number as examples and got different answers. Can anyone explain? Thank you in advance! n^2+n = n(n+1) if n is odd n+1 even odd*even = even if n is ...

by x2suresh

Sat Feb 28, 2009 8:52 pm
Forum: Problem Solving
Topic: Which of the follwing must be an even integer
Replies: 2
Views: 2742

Wahh!! Great Explantion Stacey!!!

Thank you very much for your valuable contribution.

by x2suresh

Sat Feb 28, 2009 1:17 pm
Forum: Sentence Correction
Topic: Gmat prep - best novels
Replies: 14
Views: 4440

Re: Weird answer needs to be discussed

Over the course of the eighteenth century, the average output of ironwork tripled as a result of several improvements in blowing machinery and because coal replaced charcoal as the fuel used in the smelting of iron ore . A. Over the course of the eighteenth century, the average output of ironwork t...

by x2suresh

Sat Feb 28, 2009 12:45 pm
Forum: Sentence Correction
Topic: Weird answer needs to be discussed
Replies: 3
Views: 6023

agree with above logic

by x2suresh

Fri Feb 27, 2009 8:33 pm
Forum: Sentence Correction
Topic: Reporter
Replies: 3
Views: 3288

:)) It's not an art... You just use the spoiler function when you post (it's right over there under the title). Don't forget to un-tick the "Disable BBCode in this post" (right under the space where you write). Thanks DanaJ, but I am still not sure what I am going to do with this. A link ...

by x2suresh

Fri Feb 27, 2009 9:11 am
Forum: Data Sufficiency
Topic: Is x = y?
Replies: 6
Views: 1514

D is definitely wrong.

It means they are collecting "last day" .. Can theydo that????

by x2suresh

Thu Feb 26, 2009 8:52 pm
Forum: Sentence Correction
Topic: severance package
Replies: 5
Views: 2046

Re: Integers & Fractions

If n and y are positive integers and 450y = n^3, which of the following must be an integer? I. y/3 * 2^2 * 5 II. y/ 3^2 * 2 * 5 III. y/3* 2 * 5^2 None I ONLY II ONLY III ONLY I, II, and III can someone also please explain their reasoning 450y = n^3 y*5^2*3^2*2 = n^3 clearly Y= k* 5*3*2^2 --> (to ma...

by x2suresh

Thu Feb 26, 2009 8:17 pm
Forum: Problem Solving
Topic: Integers & Fractions
Replies: 3
Views: 1336

GMATPrep: chemical reaction -------------------------------------------------------------------------------- The rate of a certain chemical reaction is directly proportional to the square of the concentration of chemical A present and inversely proportional to the concentration of chemical B present...

by x2suresh

Thu Feb 26, 2009 8:10 pm
Forum: Problem Solving
Topic: Proportions
Replies: 4
Views: 1425

Re: question

It is difficult to prevent crimes against property as those that are against a person (A) those that are against a (B) those against a (C) it is against a (D) preventing those against a (E) it is to prevent those against a Sorry, I don't have correct answer for this question. Please help! This is B...

by x2suresh

Thu Feb 26, 2009 6:38 pm
Forum: Sentence Correction
Topic: question
Replies: 6
Views: 1541

mygmat.2009 wrote:IMO

annually is modifying "decline" in this case because if we take out the "California has seen" part the sentence, the sentence would still make sense.


Cheers,
Sam
Agreed. Its my bad.

by x2suresh

Thu Feb 26, 2009 6:29 pm
Forum: Sentence Correction
Topic: antismoking program
Replies: 6
Views: 2178
by x2suresh

Thu Feb 26, 2009 12:51 pm
Forum: I just Beat The GMAT!
Topic: 760! (Q49/V44)
Replies: 11
Views: 3280