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Data Sufficiency

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POSTS
Last post
is n an integer
by neerajkumar1_1 »
is n an integer? 1) 2n is an integer 2) 3n is an integer
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun Sep 05, 2010 10:16 pm
DS: algebra
by haidgmat »
If x and y are integers, is the value of x(y + 1) even? 1. x and y...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun Sep 05, 2010 7:38 pm
M-N value
by gmatrant »
Let M be the maximum value and N be the minimum value of the...
3
Last post by gmatrant
Sun Sep 05, 2010 7:07 pm
DS: average
by haidgmat »
ok this seemed to be a very easy problem but I got it wrong. can...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun Sep 05, 2010 7:02 pm
DS: Inequalities
by haidgmat »
If w + x < 0, is w - y > 0 ? 1. X + Y < 0 2. Y < X < W...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun Sep 05, 2010 6:50 pm
DS: Inequalities + algebra
by haidgmat »
If ax + b = 0, is x > 0? 1. a + b > 0 2. a - b > 0...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun Sep 05, 2010 6:34 pm
DS: Coordinate
by haidgmat »
If ab ≠ 0and points (-a, b) and (-b, a) are in the same...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun Sep 05, 2010 6:05 pm
DS: age
by 7806 »
Bobby and his younger brother Johnny have the same birthday. Johnny's...
2
EXPERT REPLIES
Last post by 7806
Sun Sep 05, 2010 11:48 am
a manhattan DS
by diebeatsthegmat »
Is the product of all integers in a set S positive? a. The product of...
9
Last post by HPengineer
Sun Sep 05, 2010 8:02 am
gmat prep 1
by jainrahul1985 »
The sequence a1, a2, a3, . . . , an of n integers is such that ak = k...
1
Last post by Maciek
Sun Sep 05, 2010 7:15 am
ds
by blaster »
If m is an integer , is m odd? 1) m/2 is not an even integer 2) m-3...
1
Last post by Maciek
Sun Sep 05, 2010 3:00 am
avg daily max temperature
by neerajkumar1_1 »
The avg daily max temperature at a certain weather stationfrom July...
2
Last post by niksworth
Sat Sep 04, 2010 11:49 pm
OG12 DS#124
by nasir »
Favorable Unfavo Not sure Candidate M 40 20 40 Candidate N 30 35 35...
1
Last post by niksworth
Sat Sep 04, 2010 11:28 pm
DS OG 12 # 152
by HPengineer »
If Carmen had 12 more tapes she would have twice as many tapes as...
4
Last post by nasir
Sat Sep 04, 2010 11:10 pm
English, Spanish and German
by ashforgmat »
196) Of 200 members, each member who speaks German also speaks...
3
Last post by NAKAMONIEL
Sat Sep 04, 2010 1:24 pm
Inequality
by adi_800 »
If ax+b=0, is x>0? 1) a+b>0 2) a-b>0 ax = -b 1. a + b > 0...
3
Last post by arora007
Sat Sep 04, 2010 11:44 am
Number factors
by gmatrant »
If x,y,z are integers , is x/yz an integer? a) y is a factor of x...
3
Last post by Gurpinder
Sat Sep 04, 2010 9:15 am
Tricky DS
by loveusonu »
If the integer x is greater than 1, does x = 2? 1. x is evenly...
1
Last post by Gurpinder
Sat Sep 04, 2010 8:04 am
MGMAT absolute values
by iamseer »
If a and b are integers, and |a| > |b|, is a · |b| < (a...
8
Last post by GMATGuruNY
Sat Sep 04, 2010 3:18 am
How often
by sanju09 »
How often does the sum of positive integers x and y contain their...
2
Last post by sanju09
Sat Sep 04, 2010 3:06 am
Gmat Prep Prime and composite
by sdotcruz »
I came across this question in the Gmat Prep software and did not...
5
Last post by sanju09
Fri Sep 03, 2010 9:17 pm
number properties ds problem..
by mitaliisrani »
If a,b, and c are positive, is ac>5? 1) a+b=3 2) 4=c-b OA is E
4
Last post by ckjakky
Fri Sep 03, 2010 6:30 pm
Terminating decimals
by ru2008 »
Any decimal that has only a finite number of nonzero digits is a...
2
Last post by Adi_Pat
Fri Sep 03, 2010 3:18 pm
FC VC
by ru2008 »
The total cost of producing item X is equal to the sum of item X's...
2
Last post by debmalya_dutta
Fri Sep 03, 2010 11:28 am
equations
by Gurpinder »
what is the value of a(b)^2 ? (1) a = b-1 (2) a=(b^2) - 1 thx
1
Last post by akdayal
Fri Sep 03, 2010 11:05 am
Digits, power
by ru2008 »
If (243)x(463)y = n, where x and y are positive integers, what is the...
8
Last post by ru2008
Fri Sep 03, 2010 10:56 am
If 56<x<66, where x is an integer. x=?
by The Jock »
I am not sure about the source of this question, just saw it...
9
EXPERT REPLIES
Last post by Gurpinder
Fri Sep 03, 2010 9:06 am
distance between doors
by blaster »
A certain straight corridor has four doors, A, B, C and D (in that...
1
EXPERT REPLIES
Last post by Rahul@gurome
Fri Sep 03, 2010 3:58 am
Point (x,y) is in which quadrant?
by gmatrant »
If xy not equal to 0, which quadrant is point (x,y) in? 1)...
7
Last post by gmatrant
Thu Sep 02, 2010 3:48 pm
Is picking numbers the quickiest approach here?
by mepinoargote »
If p1 and p2 are the populations and r1 and r2 are the number or...
5
Last post by Maciek
Thu Sep 02, 2010 1:43 pm
Concept of mode
by [email protected] »
The definition of mode is given in different ways. For example, Let A...
4
EXPERT REPLIES
Last post by [email protected]
Thu Sep 02, 2010 5:01 am
DS integer properties day - 8 of 60 day study guide..
by majorsheetal »
Hi All, Can any one pls help me out to solve the DS problem ...today...
2
EXPERT REPLIES
Last post by majorsheetal
Wed Sep 01, 2010 11:44 pm
If R is the reaminder when positive integer is divided by 7.
by missrochelle »
If R is the remainder when positive integer is divided by 7, what is...
2
Last post by Gurpinder
Wed Sep 01, 2010 2:31 pm
gmat prep 1
by jainrahul1985 »
Q) Ellen can purchase a certain computer at a local store at the...
4
Last post by GMATGuruNY
Wed Sep 01, 2010 12:34 pm
Percentage increase question
by vittalgmat »
Hi folks, This could be tricky problem, if one doesnt pay...
5
Last post by missrochelle
Wed Sep 01, 2010 9:44 am
ds #115
by pradeepkaushal9518 »
plx explain
1
Last post by niksworth
Wed Sep 01, 2010 7:23 am
ds#114
by pradeepkaushal9518 »
plz explain
1
Last post by niksworth
Wed Sep 01, 2010 7:16 am
Please help me
by nileshpatil42 »
Can anybody answer thsi question with expl
2
Last post by pradeepkaushal9518
Wed Sep 01, 2010 5:43 am
xy coordinate plane DS Q
by tj123 »
In the XY-coordinate plane, line l and k intersect at the point...
2
Last post by amgbeano
Wed Sep 01, 2010 5:32 am
ds #96
by pradeepkaushal9518 »
the product of unit digit,the ten digit.and the hundred units of the...
5
EXPERT REPLIES
Last post by Rahul@gurome
Wed Sep 01, 2010 5:32 am
veritas#53
by pradeepkaushal9518 »
is a^2>3a-b^4? 1.3a-b^4=-5 2.a>5 and b>0
5
EXPERT REPLIES
Last post by pradeepkaushal9518
Wed Sep 01, 2010 12:07 am
inequality
by Gurpinder »
Hey guys, if we manipulate statement: (1) x-y=1/2 or x=y+1/2 (2)...
2
EXPERT REPLIES
Last post by pradeepkaushal9518
Tue Aug 31, 2010 11:57 pm
116 DS OG 2nd edition quant review
by HPengineer »
If 75 percent of the guests at a certain banquet ordered dessert,...
4
Last post by goyalsau
Tue Aug 31, 2010 9:18 pm
DS Questions from GMATPrep1
by pushkin1982 »
1) Each of the 25 Balls is either red, blue or white and has a number...
9
Last post by Gurpinder
Tue Aug 31, 2010 1:54 pm
ds
by ruplun »
What is the value of the following expression: 6x^2 + 9y^2? 1. x = 2...
2
Last post by ruplun
Tue Aug 31, 2010 2:53 am
veritas#54
by pradeepkaushal9518 »
if a/3=b/4 is a less than b? 1.b>=4 2.b<=5
4
EXPERT REPLIES
Last post by Rahul@gurome
Mon Aug 30, 2010 10:13 pm
vertas ds#47
by pradeepkaushal9518 »
if x is not equal to 0 , is y>o? 1.xy=24 2.x-y=5
3
EXPERT REPLIES
Last post by Rahul@gurome
Mon Aug 30, 2010 9:09 pm
veritas ds#50
by pradeepkaushal9518 »
is x>y? 1.x=y+2 2.x/2=y-1
1
EXPERT REPLIES
Last post by Rahul@gurome
Mon Aug 30, 2010 8:58 pm
veritas #44
by pradeepkaushal9518 »
is the positive square root of a an integer? 1.a=b^4 and b is an...
4
EXPERT REPLIES
Last post by pradeepkaushal9518
Mon Aug 30, 2010 8:18 pm
d.s ratios and sufficiency
by missrochelle »
From GMAT Prep: Data sufficiency Linda, Robert, and Pat packed a...
2
EXPERT REPLIES
Last post by pradeepkaushal9518
Mon Aug 30, 2010 8:07 pm