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Data Sufficiency

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Inequality & Word Problem: Gift Wrapping
by beeparoo »
At a certain department store present-wrapping counter, each clerk...
5
EXPERT REPLIES
Last post by anandr84
Tue Nov 03, 2009 4:41 am
Coordinates
by heshamelaziry »
Does the equation y = (x - p)(x - q) intercept the...
1
Last post by 2010gmat
Tue Nov 03, 2009 1:53 am
Square
by heshamelaziry »
E, F, G, and H are the vertices of a polygon. Is polygon EFGH a...
1
Last post by life is a test
Mon Nov 02, 2009 8:30 pm
Standard deviation
by andrew.ng »
A list of 4 numbers a, b, c, d has standard deviation equal to that...
3
Last post by mehravikas
Mon Nov 02, 2009 7:32 pm
power prep q. consecutive integers.
by khushboo143 »
n is the product of least and greatest 6 consecutive integers.what is...
2
Last post by khushboo143
Mon Nov 02, 2009 6:20 pm
gprep
by uptowngirl92 »
Got the answer but not too sure of the process..
3
Last post by khushboo143
Mon Nov 02, 2009 2:50 pm
Employees
by okigbo »
Each employee is either a director or a manager. What % of the...
3
Last post by mehravikas
Mon Nov 02, 2009 11:28 am
x is not equal to y
by uptowngirl92 »
x-y/x+y>1 x-y>x+y y>0 So basically the question is asking...
2
Last post by life is a test
Mon Nov 02, 2009 7:27 am
og11 #78
by uptowngirl92 »
Really did'nt understand how they approached this question!!Please...
3
Last post by life is a test
Mon Nov 02, 2009 6:54 am
DS - xyz > 0 ?
by Xbond »
Hi there, I would like to understand why E is not the right answer....
2
Last post by Xbond
Sun Nov 01, 2009 9:23 pm
DS - Machines X and Y work
by Xbond »
Hi there, Could you explain the concept of this DS in simplest way...
2
Last post by Testluv
Sun Nov 01, 2009 7:37 pm
Gmat Prep
by John Corn »
x not equal to -y is (x-y)/(x+y)>1? 1) x>0 2) y<0 IO B...
7
Last post by khushboo143
Sun Nov 01, 2009 3:25 pm
OG_DS_73, Stuck on zero
by mathelites »
Hello forum, I am having an issue figuring out this question#73, data...
2
Last post by Testluv
Sun Nov 01, 2009 12:40 pm
OG11_DS_Q151
by farooq »
Q: x and y are positive integers, is ratio of x to y greater than 3?...
2
Last post by life is a test
Sun Nov 01, 2009 9:36 am
GPrep-2
by enniguy »
Couldn't find this question anywhere in the forum. If x - y > 10,...
4
Last post by NikolayZ
Sun Nov 01, 2009 5:26 am
What is the value of sqrt (x)? EXPERTS PLEASE HELP !!
by apoorva.srivastva »
If &#8730;x is an integer, what is the value of &#8730;x? 1.)...
30
EXPERT REPLIES
Last post by Stuart@KaplanGMAT
Sat Oct 31, 2009 10:59 pm
OG question
by farooq »
Question no 153 in OG_11 in DS section sounds little bit tricky to...
0
Last post by farooq
Sat Oct 31, 2009 10:46 pm
number property DS, help.pls
by tanviet »
what is the greatest common factor of the positive integers j and k...
3
Last post by mehravikas
Sat Oct 31, 2009 6:31 pm
do any points on line k lie in quadrant III?
by uptowngirl92 »
In the xy-coordinate system, do any points on line k lie in quadrant...
1
Last post by crackgmat007
Sat Oct 31, 2009 11:54 am
Looks simple. OA not matching.
by anandr84 »
Is x^2 + y^2 > 6? (1) (x + y)^2 > 6 (2) xy = 2 A. Statement (1)...
3
Last post by anandr84
Sat Oct 31, 2009 7:41 am
Tough DS
by edwardyong »
In which quadrant of the coordinate plane does the point (x, y) lie?...
4
Last post by Testluv
Fri Oct 30, 2009 9:21 pm
Coordinates
by gmatgirl12 »
In the xy plane, does the equation y=3x+2 contain point (r,s)? 1)...
2
Last post by gmatgirl12
Fri Oct 30, 2009 4:14 pm
Is y < (x+z)/2 ?
by Andrei »
Hi, I found the following problem in the Gmatprep test: Is y <...
2
Last post by ayashlaha
Fri Oct 30, 2009 11:00 am
inequality
by tanviet »
this is from 15 testset n>0, which is greater, 20 percent of n or...
4
Last post by ayashlaha
Fri Oct 30, 2009 10:11 am
beautiful DS, pls, help
by tanviet »
what is value of the integer n? a,n(n+2)=15 b,(n+2)^n=125
2
Last post by mp2437
Fri Oct 30, 2009 6:32 am
gprep inequality
by uptowngirl92 »
Hey guys I got the answer buthave a querie. Basically the question is...
2
Last post by uptowngirl92
Fri Oct 30, 2009 5:00 am
fraction comparison question
by r_walid »
if a,b,c, and d are positive integers, is (a/b) *(c/d) > c/b? 1-...
1
Last post by jaspreet_takhar
Fri Oct 30, 2009 1:56 am
is x > |y|?
by vivekjaiswal »
If x + y >0, is x > |y|? (1) x > y (2) y < 0 OA is (D)
7
Last post by Testluv
Fri Oct 30, 2009 12:31 am
Standard Deviation
by okigbo »
Some water was removed from each of 6 tanks. If standard deviation of...
3
Last post by life is a test
Thu Oct 29, 2009 7:29 pm
DS ques
by samrat chatterjee »
Someone sort this out please!!!!!!!!
3
Last post by uttam.albela
Thu Oct 29, 2009 7:20 pm
x and y are integers
by pandeyvineet24 »
If x and y are integers and xy ≠ 0, is x - y > 0 ? (1) x /y...
4
Last post by Testluv
Thu Oct 29, 2009 6:00 pm
Probability Question on different topics
by r_walid »
if I have 4 orange balls and 6 white balls in a jar. what is the...
1
Last post by mp2437
Thu Oct 29, 2009 1:19 pm
Median
by okigbo »
If the average of five numbers, x, 7, 2, 16, and 11 = the median,...
2
Last post by mp2437
Thu Oct 29, 2009 10:35 am
hardest DS in 15 testset
by tanviet »
If positive interger x is a multiple of 6 and positive integer y is a...
1
Last post by Andrei
Thu Oct 29, 2009 9:00 am
Salary
by okigbo »
The difference between Mary and Jim's salary was twice the...
1
Last post by grockit_jake
Thu Oct 29, 2009 8:49 am
equalities
by beater »
Is 2x-3y<x^2? 1. 2x-3y = -2 2. x>2 and y>0 Thanks!
7
Last post by farooq
Thu Oct 29, 2009 5:12 am
If -2x>3y, is x negative?
by 4meonly »
If -2x>3y, is x negative? (1) y>0 (2) 2x+5y-20=0 OA D
6
EXPERT REPLIES
Last post by farooq
Thu Oct 29, 2009 5:04 am
og ds # 122
by simba12123 »
If v and w are different integers, does v=0? statement 1: vw=v^2...
9
Last post by farooq
Thu Oct 29, 2009 3:59 am
Value of b-a from powerprep
by fightthegmat »
If n is a positive integer,is the value of b-a atleast twice the...
2
Last post by farooq
Thu Oct 29, 2009 3:48 am
A wolf in sheep skin??
by yregister »
Source: 198 level 700+ Questions 26) If the average of five numbers,...
3
Last post by nakul_anand
Thu Oct 29, 2009 3:47 am
Q28,set 9-15testset
by tanviet »
pls, help with this. how to solve this kind fast. A school administer...
4
Last post by tanviet
Thu Oct 29, 2009 1:34 am
Is y^3 divisible by 9?
by siddogg »
Is y^3 divisible by 9? (1) y is divisible by 4 (2) y is divisible by 6
2
Last post by bln123
Thu Oct 29, 2009 1:08 am
hard DS ,pls, help
by tanviet »
if n and t are positive intergers, is n a factor of t a,n=3^(n-t)...
8
EXPERT REPLIES
Last post by tanviet
Thu Oct 29, 2009 12:46 am
pls help with this
by tanviet »
if n is a positive integer that is less than 10, what is value of n?...
1
Last post by xcusemeplz2009
Thu Oct 29, 2009 12:13 am
What's your DS approach?
by cbenk121 »
Hi all, I've been doing well in PS problems, but not so great in DS....
1
Last post by Testluv
Wed Oct 28, 2009 10:59 pm
very hard and confusing question
by hongwang9703 »
I have read the explanation for over 10 mins and I still dont...
1
Last post by cbenk121
Wed Oct 28, 2009 10:15 pm
Data Sufficiency - Integers Question
by jamie_700 »
Hi all, I've come across this data sufficiency question on integers...
6
Last post by jamie_700
Wed Oct 28, 2009 9:29 pm
Line interceptor
by Leon1984 »
On the xy plane, what is the y intercept of line L? (i) The slope of...
3
Last post by mp2437
Wed Oct 28, 2009 8:57 am
Factors Vs Prime Factors
by Leon1984 »
If x and y are positive integers, is x/y an integer? (i) Every factor...
5
Last post by Leon1984
Wed Oct 28, 2009 7:52 am
N integer?
by crackgmat007 »
If n=p/q ( p and q are nonzero integers), is n an integer? (1) n^2 is...
5
Last post by farooq
Wed Oct 28, 2009 1:37 am