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Gally Pumps is aiming at starting a new business that offers annual contracts to repair and maintain pumps at refineries. These contracts will include services such as re-balancing, repairing the bearings, replacing the pump impellers as they wear out etc. Since Gally is a newcommer, it aims to com...

by Shalini Suresh

Mon Sep 17, 2012 12:59 am
Forum: Critical Reasoning
Topic: Gally Pumps starting a new business
Replies: 4
Views: 1459

"The expression 1-x^2 can be factored as (1-x)(1+x). The product is positive when both the factors are positive (this happens if 1>=x and x>=-1, or equivalently if -1<=x<=1) or both factors are negative (this happens if 1<=x and x <=1, which cannot happen), and therefore the solution is -1<=x<...

by Shalini Suresh

Sat Sep 15, 2012 10:31 am
Forum: Problem Solving
Topic: Inequality Problem
Replies: 5
Views: 1551

(1-x^2) >= 0

this can be simplified to x^2<=1

x lies btw -1 to +1 ( -1<= x <= 1 )

by Shalini Suresh

Sat Sep 15, 2012 7:04 am
Forum: Problem Solving
Topic: Inequality Problem
Replies: 5
Views: 1551
by Shalini Suresh

Fri Sep 14, 2012 3:18 am
Forum: Reading Comprehension
Topic: RC can be a pain!
Replies: 3
Views: 1422

I think it should be B C alters the meaning of the sentence D starts with with a modifier which in this case makes the sentence seem awkward E introduces the continous verb (rekindling) unnecessarily and is grammatically wrong Btw A n B I chose B since it uses past tense just like the first part of ...

by Shalini Suresh

Fri Sep 14, 2012 3:11 am
Forum: Sentence Correction
Topic: MGMAT SC : Astronomical occurrences
Replies: 6
Views: 2118

Thanks Neelgandham .

I did not think of using AP to find n . Now I get it.

by Shalini Suresh

Thu Sep 13, 2012 5:07 am
Forum: Problem Solving
Topic: how many integers between
Replies: 10
Views: 2370

Hi Rijul

You have mentioned :
The integers would be 324713,324813,324913,........,458513
The number of integers = 4585-3247+1 = 1338+1 = 1339

how did you arrive at 4585-3247 ?
COuld you please explain the logic behind this ?

by Shalini Suresh

Thu Sep 13, 2012 1:56 am
Forum: Problem Solving
Topic: how many integers between
Replies: 10
Views: 2370

Hi Jim thanks for your response . You have mentioned that in this case its 'them'. What are the other cases ?

by Shalini Suresh

Wed Sep 12, 2012 8:47 pm
Forum: GMAT Verbal & Essays
Topic: What is the plural form of IT ?
Replies: 4
Views: 32928

What is the plural form of IT ?

Could someone explain what the plural form of 'IT' is ?
For Example :

Sarah bought 3 books. She used (IT/ IT plural form ) to study.

by Shalini Suresh

Tue Sep 11, 2012 10:49 am
Forum: GMAT Verbal & Essays
Topic: What is the plural form of IT ?
Replies: 4
Views: 32928

@Anurag
Request you to explain why avg length is boxes W and V are (L+18) and (L-6) and not(L+18)/2 and(L-6)/2 . Can we just add the two values to get the mean? Please help.

by Shalini Suresh

Wed Jul 18, 2012 3:08 am
Forum: Problem Solving
Topic: Two boxes
Replies: 4
Views: 1102

Since the journalist has mentioned 'It is well-known that Facsum reported that negative profits in 3 of its previous 4 quarterly earnings reports' its safe to assume that Facsum is cash strapped and thats why they wouldnt be able to meet the workers' demands. So E) would be correct.

by Shalini Suresh

Tue Jul 17, 2012 10:22 am
Forum: Critical Reasoning
Topic: Need expert help - Assumption
Replies: 7
Views: 2965