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Data Sufficiency

Topics Posts Last Post

5 different numbers is 12

by:
If the average (arithmetic mean) of 5 different numbers is 12, what...

7 Thu Sep 11, 2008 9:27 pm

by: canuckclint View latest post

sales force

by:
help

1 Thu Sep 11, 2008 8:20 pm

by: parallel_chase View latest post

Exponents

by:
If a and b are positive, is (a^-1 + b^-1)^-1 less than (a^-1 *...

6 Thu Sep 11, 2008 8:14 pm

by: amitdgr View latest post

gmatprep.. plz explain

by:

1 Thu Sep 11, 2008 2:01 pm

by: sethids View latest post

GMATPrep DS -

by:

1 Thu Sep 11, 2008 1:46 pm

by: sethids View latest post

GMATPrep Coordinate Geometry Confusing

by:
In the xy-plane, at what point does the graph of y=(x+a)(x+b)...

1 Thu Sep 11, 2008 12:23 pm

by: parallel_chase View latest post

String of challenging DS questions

by:
Seeking tips on solving these problems.. take a look at the attached....

7 Thu Sep 11, 2008 11:30 am

by: rosh26 View latest post

General DS Inquiry

by:
Anyone know where on this site or any other site where there are good...

1 Thu Sep 11, 2008 10:10 am

by: cubicle_bound_misfit View latest post

Easy DS 1

by:
A jewelry dealer initially offered a bracelet for sale at an asking...

4 EXPERT REPLIES Thu Sep 11, 2008 7:44 am

by: GG04 View latest post

Geometry

by:
PR and QR are two tangents drawn to a circle with centre O. What is...

11 EXPERT REPLIES Wed Sep 10, 2008 11:26 pm

by: ritula View latest post

Easy Rate problem

by:
Who types at a faster rate, John or Bob? (1) The difference between...

2 Wed Sep 10, 2008 9:10 pm

by: theath23 View latest post

2 DS questions

by:
19. If x is an integer, what is the value of x? (1) -2(x + 5) < -1...

1 Wed Sep 10, 2008 8:49 pm

by: oks View latest post

GMAT PREP GEOMETRY??

by:
PLEASE HELP!!!

4 Wed Sep 10, 2008 10:09 am

by: LSB View latest post

Malik's recipe for 4 servings

by:
Malik's recipe for 4 servings of a certain dish requires 3/2 cups of...

1 Wed Sep 10, 2008 9:36 am

by: schumi_gmat View latest post

Triangle -Find Angle

by:
how can arrive at the answer when it's not given that 2 lines are...

2 Wed Sep 10, 2008 8:54 am

by: pseudononymous View latest post

GMAT Prep - Decimals

by:
Please explain

3 Wed Sep 10, 2008 8:37 am

by: sumithshah View latest post

Please help explain this answer

by:
The answer is E

2 Wed Sep 10, 2008 6:22 am

by: pseudononymous View latest post

gmatprep2

by:
help

3 Wed Sep 10, 2008 6:17 am

by: LSB View latest post

ARCO DS qn

by:
Plz let me know ans and explanation of attached problem. selected ans...

4 Wed Sep 10, 2008 6:11 am

by: bharathaitha View latest post

divisibility ! confused !thanks

by:
If K is a positive integer less than 10 and N = 4,321 + K, what is...

1 Wed Sep 10, 2008 12:37 am

by: MadhurG View latest post

Confusing Percentage Question

by:
In City X, a television ratings service estimates that the number of...

2 Tue Sep 09, 2008 9:48 pm

by: lpycharles View latest post

DS - GMAT Prep

by:
d is a positive integer and f is the product of the first 30 positive...

4 Tue Sep 09, 2008 9:10 pm

by: GoMBA View latest post

clothing design problem

by:
Here is a problem... I hope somebody can help me... A clothing...

1 Tue Sep 09, 2008 8:51 pm

by: LSB View latest post

help

by:
help

2 Tue Sep 09, 2008 4:43 pm

by: gmat_nov_2008 View latest post

gmatprep

by:
help

2 Tue Sep 09, 2008 4:27 pm

by: gmat_nov_2008 View latest post

odd no.

by:
help

2 Tue Sep 09, 2008 3:46 pm

by: gmat_nov_2008 View latest post

Prime numbers

by:
I] If x is a positive integer, is the greatest common factor of 150...

1 Tue Sep 09, 2008 2:13 pm

by: parallel_chase View latest post

If the average (arithmetic mean)...

by:
Would someone please explain to me how to do this problem?

2 EXPERT REPLIES Tue Sep 09, 2008 2:02 pm

by: gmat_nov_2008 View latest post

Help needed

by:
Can someone help make sense of this for me? The answer is A

3 Tue Sep 09, 2008 12:41 pm

by: mayur00 View latest post

Please Help

by:
The answer is B

1 Tue Sep 09, 2008 12:34 pm

by: mayur00 View latest post

value of a-b

by:
Hi here is questions, Can somebody explain me some ways to answer it....

0 Tue Sep 09, 2008 11:44 am

by: newstyle View latest post

inequalities

by:
If xy > 0, does (x - 1) (y-1) = 1? 1. x + Y = xy 2. x = y what...

13 EXPERT REPLIES Tue Sep 09, 2008 7:57 am

by: Ian Stewart View latest post

Sequence of nos

by:
Can someone kindly explain this?

6 Tue Sep 09, 2008 5:25 am

by: sumithshah View latest post

Conservitive intergers

by:
Is it D? There are multiple ways you can solve this. Approach 1: avg...

2 Tue Sep 09, 2008 4:25 am

by: sumithshah View latest post

Confusing coordinates

by:
In the xy coordinate plane, at what two points does the line...

4 Tue Sep 09, 2008 4:10 am

by: Sandman View latest post

number line

by:
help

8 Mon Sep 08, 2008 11:35 pm

by: mehravikas View latest post

Ratio problem

by:
Hi guys, Here is quick and silly question, but I would like to know...

3 EXPERT REPLIES Mon Sep 08, 2008 9:47 pm

by: sumithshah View latest post

GMAT PREP POPULATION ??

by:
PLEASE EXPLAIN...

5 Mon Sep 08, 2008 9:42 pm

by: sumithshah View latest post

GMATPrep - DS

by:
Can anyone explain this one? Thanks very much!!

1 Mon Sep 08, 2008 7:41 pm

by: just_do_it View latest post

GMAT Prep 2 ?? (Number Line)

by:
On the number line, what is the distance between the point 2x and the...

5 Mon Sep 08, 2008 12:00 pm

by: parallel_chase View latest post

very tough DS from Manhattan Gmat

by:
Guests at a recent party ate a total of fifteen hamburgers. Each...

6 Mon Sep 08, 2008 9:59 am

by: ramlakhavan View latest post

GMAT Prep - Probability (Tough Problem)

by:
Please explain. Thanks.

3 Mon Sep 08, 2008 7:49 am

by: rosh26 View latest post

GMAT Prep- Integers

by:
Please help me.

1 Mon Sep 08, 2008 6:45 am

by: priyankamishra11 View latest post

GMAT Prep - Chairs

by:
Ok so I Understand that the cost would need to be greater than $33,...

3 Mon Sep 08, 2008 6:35 am

by: ashishjha100 View latest post

Ratio Qs

by:
Here another ratio question... What is the ratio of x to y? 1) The...

1 Sun Sep 07, 2008 7:35 pm

by: gmat_nov_2008 View latest post

Decimals

by:
Please expain.

1 Sun Sep 07, 2008 7:21 pm

by: ashishjha100 View latest post

Geometry DS Questions

by:
i can't bridge why together we cannot say that one of the angles in...

1 EXPERT REPLIES Sun Sep 07, 2008 1:44 pm

by: Ian Stewart View latest post

GMAT Prep - X & Y

by:
Ok Here's what I got so far: Stmt I: can reduce to x-y=1/2 Stmt II:...

4 EXPERT REPLIES Sun Sep 07, 2008 12:44 pm

by: rosh26 View latest post

Weird DS Question

by:
any explanations?

4 Sun Sep 07, 2008 11:57 am

by: flystud777 View latest post

last weird question

by:
explanations? i see 1 is sufficient. prime factors of 70 are 2, 5, 7...

2 Sun Sep 07, 2008 11:56 am

by: flystud777 View latest post

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