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Data Sufficiency

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POSTS
Last post
72) Is x < 6
by ern5231 »
x,y,z are integers such that 0<x<y<z. Is X < 6? 1) z>...
2
Last post by iamseer
Wed May 12, 2010 8:28 am
70) what is the value of x?
by ern5231 »
Five integers 2,4,8,10,x. What is the value of x? 1) x not equal to...
5
Last post by iamseer
Wed May 12, 2010 8:21 am
is |x| > |y| ?
by neoreaves »
if x and y are intergers, is |x| > |y| ? i. |x| = |y+1| ii. x^y =...
4
Last post by parketizer
Wed May 12, 2010 8:16 am
198 questions answer doubt
by ashforgmat »
Of 1400 college teachers surveyed, 42% said they considered research...
1
Last post by liferocks
Wed May 12, 2010 7:25 am
Is n equal to 2
by beat_gmat_09 »
If the integer n is greater than 1, is n equal to 2 ? 1) n has...
1
Last post by liferocks
Wed May 12, 2010 7:20 am
76) Parabola DS
by ern5231 »
The curve y= ax^2+bx+c passes through the point (1,2). Does it pass...
2
Last post by iamseer
Wed May 12, 2010 7:19 am
really hard question
by bupbebeo »
at a certain department store present-wrapping counter. Each clerk...
14
Last post by iamseer
Wed May 12, 2010 4:39 am
60) Mod DS
by ern5231 »
Is |x| + |y| = 0? 1) |x| + 2|y| =0 2) |y| + 2|x| = 0
1
Last post by liferocks
Wed May 12, 2010 3:32 am
Number system question
by dkumar.83 »
Kindly provide the answer with the explanation. Regards.
3
Last post by kstv
Wed May 12, 2010 3:01 am
Inequality
by jainrahul1985 »
Is ¦x - y¦>¦x - z¦? (1) ¦y¦>¦z¦ (2) x...
3
Last post by ballubalraj
Tue May 11, 2010 10:44 pm
Number Properties
by nicajvch »
If n is an integer, is (29-n) / n an integer? (1) n is prime (2) n is...
5
Last post by liferocks
Tue May 11, 2010 10:24 pm
Common Divisors
by richs_ca »
Not sure why I'm finding this confusing, but .... If X and Y are...
8
EXPERT REPLIES
Last post by gracezz
Tue May 11, 2010 9:25 pm
Tough DS
by gmatmachoman »
If square roots of numbers are considered positive and sqrt( a)...
5
Last post by kuntalkkc
Tue May 11, 2010 7:47 pm
Time and Distance query.
by dkumar.83 »
3
Last post by debmalya_dutta
Tue May 11, 2010 5:36 pm
Roots
by dkumar.83 »
Kindly reply with the calculations.
2
Last post by liferocks
Tue May 11, 2010 5:13 pm
Inequalities
by dkumar.83 »
Hi, The answer is A. Kindly provide the explanation for the same.
4
Last post by iamseer
Tue May 11, 2010 8:25 am
A MGMAT Inequality
by pkw209 »
Is |x| < 1 ? (1) |x + 1| = 2|x - 1| (2) |x - 3| >...
5
Last post by pkw209
Tue May 11, 2010 7:49 am
Probability
by jaskaran »
Guys, here is another, let the answers/explanations flow.
1
Last post by shashank.ism
Tue May 11, 2010 6:10 am
OG 11 - x+y problem
by maxim730 »
From OG 11 Problem 139 or 140: If x != -y, is (x-y)/(x+y) > 1? (...
4
Last post by Nipun Ravi
Tue May 11, 2010 12:57 am
Digits Problem
by jessylacy »
Can anyone explain why the answer is A? Please help... The product of...
5
Last post by jessylacy
Mon May 10, 2010 11:13 pm
is y>0?
by neoreaves »
If x and y are integers and x>0, is y>0? 1. 7x-2y>0 2....
19
Last post by debmalya_dutta
Mon May 10, 2010 4:54 pm
Inequality
by jainrahul1985 »
If x and y are positive integers and if y = sqrt( 9 - x) , what is...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun May 09, 2010 10:46 pm
If -2x > 3y, is x negative?
by layzzer »
If -2x > 3y, is x negative? 1) y > 0 2) 2x+5y-20=0 from a...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun May 09, 2010 7:31 pm
Please Explain
by govind_raj_76 »
There were 5 rats in 5 cages and each of the rats had 1 of 5...
2
Last post by kstv
Sun May 09, 2010 6:08 pm
Ds 1
by gmatmachoman »
Is x + y > 6? (1) x + 2y > 8 (2) 2x + y > 8
4
Last post by ansumania
Sun May 09, 2010 5:32 pm
Explaination needed
by govind_raj_76 »
AB,BC and CA are the sides of the Traingle ABC, Is Triangle ABC a...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun May 09, 2010 5:23 pm
Inequality
by jainrahul1985 »
If xyz ≠ 0, is x (y + z) ≥ 0? (1) |y + z| = |y| + |z| (2)...
7
Last post by Stuart@KaplanGMAT
Sun May 09, 2010 1:13 pm
Is x² - y > 1/y²
by neoreaves »
Is x² - y > 1/y² where y is non-zero? (1) x < y (2) x²...
1
Last post by iamseer
Sun May 09, 2010 11:30 am
DS2
by gmatmachoman »
Is (x - y) > (r - s) A. x > r and y < s B. xy...
2
Last post by gmatmachoman
Sun May 09, 2010 10:58 am
Remainder
by colakumarfanta »
X,Y,Z are consecutive inetegers . Is X + Y + Z divisible by 10? 1) X...
5
Last post by sk818020
Sun May 09, 2010 10:04 am
Is x < y?
by gmatmachoman »
Is x < y? (1) The ratio of x to y is 7/9 (2) xy>0
2
Last post by gmatmachoman
Sun May 09, 2010 7:33 am
[(9/x) + 14] > [(14/y) + (20/z)]
by neoreaves »
If 'x', 'y' and 'z' are real...
1
Last post by gmatmachoman
Sun May 09, 2010 5:07 am
DS-GMAT Prep
by sanyalpritish »
If n is an integer, is n/7 an integer? (1) 3n/7 is an integer. (2)...
2
Last post by gmatmachoman
Sun May 09, 2010 4:06 am
DS-GMAT Prep
by sanyalpritish »
If -2x > 3y, is x negative? (1) y > 0 (2) 2x + 5y - 20 = 0
4
EXPERT REPLIES
Last post by iamseer
Sat May 08, 2010 11:05 pm
Inequality
by jainrahul1985 »
Is |k| = 2 ? (1) k^2 = 4 (2) k = |-2| OA D But I think it should be A...
1
Last post by iamseer
Sat May 08, 2010 10:44 pm
gmat pre question women
by pradeepkaushal9518 »
If 2 different representatives are to be selected at random from a...
2
Last post by shashank.ism
Sat May 08, 2010 7:28 pm
doubt on GPEP qs
by anjaligeorge1 »
A certain circle in the xy-plane has radius of 2 and has its center...
9
Last post by moliver
Sat May 08, 2010 1:56 pm
3x+2y<18?
by neoreaves »
If x/y >2, is 3x+2y<18? 1. x-y is less than 2 2. y-x is less...
1
Last post by iamseer
Sat May 08, 2010 1:13 pm
is x > y?
by neoreaves »
If xy ≠ 0, is x > y? (1) 4x = 3y (2) |y - x| = x - y
10
Last post by harshavardhanc
Sat May 08, 2010 1:11 pm
Set of integers
by ayankm »
S is a set of integers such that i) if a is in S, then -a is...
5
Last post by harshavardhanc
Sat May 08, 2010 1:01 pm
Value of n divided by 10?
by narisipalli »
What is the remainder when integer n is divided by 10? 1) When n is...
7
Last post by narisipalli
Sat May 08, 2010 12:25 pm
Factors & multiples question
by narisipalli »
Is m a multiple of 6? 1) More than 2 of the first 5 positive integer...
4
Last post by narisipalli
Sat May 08, 2010 12:20 pm
value of x?
by neoreaves »
If y > = 0, what is the value of x? 1. |x - 3| >= y 2. |x - 3|...
4
Last post by harshavardhanc
Sat May 08, 2010 11:44 am
gmat pre question
by pradeepkaushal9518 »
Mary persuaded n friends to donate $500 each to her election...
2
Last post by ansumania
Sat May 08, 2010 9:42 am
Inequality
by jainrahul1985 »
Is |x| + |x-1| = 1 ? 1) x >= 0 2) x <= 1 OA C
2
Last post by kstv
Sat May 08, 2010 9:10 am
Thats odd!!
by ayankm »
If x and y are consecutive odd integers, what is the sum of x and y?...
1
Last post by akhpad
Sat May 08, 2010 7:36 am
slope of line
by pradeepkaushal9518 »
In the xy-plane, what is the slope of line l? (1) Line l dose not...
3
Last post by iamseer
Sat May 08, 2010 5:23 am
donation
by pradeepkaushal9518 »
Mary persuaded n friends to donate $500 each to her election...
3
Last post by gmatmachoman
Sat May 08, 2010 5:13 am
Inequality
by colakumarfanta »
Is Y = X ? 1) Y = X ^ 2 2) X is not equal to 0
6
Last post by moliver
Sat May 08, 2010 4:03 am
Is x^2 – y^2 a positive number?
by ayankm »
Is x^2 - y^2 a positive number? (1) x - y is a positive...
2
EXPERT REPLIES
Last post by ayankm
Fri May 07, 2010 7:54 pm