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Data Sufficiency

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Exponents and equations
by gopinathhyd »
Is X<Y 1. X^2Y = 8 2. Y^2X = 8
5
Last post by sanju09
Tue Mar 06, 2012 12:32 am
Exponents question- difficult
by Troika »
If k is a positive integer and n = 1.7 x 10^k, what is the value of...
5
Last post by Troika
Tue Mar 06, 2012 12:16 am
X intercept
by rahulvsd »
In the xy-plane if line m has negative slope and passes through the...
12
Last post by krusta80
Mon Mar 05, 2012 1:05 pm
Coordinate Plane
by queenisabella »
Data Sufficiency: In the rectangular coordinate system shown above,...
10
Last post by Mike@Magoosh
Mon Mar 05, 2012 8:49 am
GMATPrep DS Obstacles
by myfish »
I have the right answers from GMATPrep but no idea how they got...
12
Last post by krusta80
Mon Mar 05, 2012 7:16 am
either tennis balls or rubber balls
by sanju09 »
I have a box containing 48 balls which are either tennis balls or...
1
Last post by Brent@GMATPrepNow
Mon Mar 05, 2012 6:44 am
What is the y-intercept?
by CappyAA »
In the xy-plane, what is the y-intercept of line L? (1) The slope of...
16
Last post by imhimanshu
Mon Mar 05, 2012 6:08 am
variables
by [email protected] »
IS 1/p> r/(r^2 +2) A) p=r B) r>0
5
Last post by dario.brignone
Sun Mar 04, 2012 10:53 pm
Exponents question
by Troika »
If s and t are integers, what is the value of s - t? 1. s^t= 1 2. s +...
2
Last post by Troika
Sun Mar 04, 2012 5:27 pm
Exponents question 2
by Troika »
If, for any integer n, a^n = a^(n + 4), what is the value of a? 1....
2
Last post by Troika
Sun Mar 04, 2012 5:25 pm
GMATPrep DS Obstacles ... One more
by myfish »
I tried this many times but I can't figure this one out, any help is...
3
Last post by krusta80
Sun Mar 04, 2012 12:17 am
Inequality Data Sufficiency
by Mr.Hollywood »
Is 345678>x ? （1）X=(100)(345678)...
2
Last post by krusta80
Sun Mar 04, 2012 12:08 am
Kaplan Question - Please help
by rjanardhanan »
If n is a positive number less than 15, is y greater than the average...
1
Last post by krusta80
Sun Mar 04, 2012 12:05 am
Easy question, but a doubt
by ChessWriter »
The solution to this problem, which says that statement (2) is...
2
Last post by ChessWriter
Sat Mar 03, 2012 7:54 am
Data Sufficiency Problem
by Mr.Hollywood »
A man went on a n miles trip. Its first 1/6 of the time was completed...
2
Last post by kitg
Sat Mar 03, 2012 7:44 am
Combining inequalities - Adding inequalities
by gmatrant »
I was reading the Manhattan Equations and Inequalities book where in...
8
Last post by gmatrant
Fri Mar 02, 2012 1:38 pm
MGMAT Question
by voodoo_child »
If X!= 0 ; Is ((x^2 + 1)/ x ) > y? a)x=y b)y>0 OA = C...
13
Last post by MBAD
Fri Mar 02, 2012 9:12 am
modulus DS question
by pappueshwar »
Is |a^2 -b^2|<6? 1) |a+b|<2 2) |a-b|<3 please xplain how to...
4
Last post by pappueshwar
Fri Mar 02, 2012 7:44 am
is the point (m, n) farther
by sanju09 »
In the rectangular coordinate system, is the point (m, n) farther...
2
Last post by krusta80
Fri Mar 02, 2012 6:08 am
Is −x < (1/x)?
by sanju09 »
Is −x < (1/x)? (1) x < −1. (2) |x| > 0.
2
Last post by krusta80
Fri Mar 02, 2012 5:50 am
xy ≠ 0, n = x/y, and d = 3/ (4y) + 4/ (3y)
by sanju09 »
If xy ≠ 0, n = x/y, and d = 3/ (4y) + 4/ (3y), then what is the...
2
Last post by krusta80
Fri Mar 02, 2012 5:38 am
Please help
by vinni.k »
(1) y > 0 (2) x = y Answer is C My answer is B, but it is wrong....
5
Last post by kmittal82
Thu Mar 01, 2012 8:41 am
Absolute Value question
by Troika »
Is |x - z| = |y - z|? 1. x = y 2. |x| - z = |y| - z OA: A
4
Last post by Troika
Thu Mar 01, 2012 7:06 am
Absolute value
by Troika »
Is x = |y - z|? 1. x = y - z 2. y > z OA: C
4
Last post by Troika
Thu Mar 01, 2012 6:56 am
Number line
by Troika »
If n and as are two numbers on a number line, what is the value of s?...
3
Last post by Troika
Thu Mar 01, 2012 6:49 am
Prime Number Question
by fangtray »
Is X a prime number? 1)X is even 2)X cannot be divided evenly by an...
4
Last post by bubbliiiiiiii
Thu Mar 01, 2012 4:56 am
x^5 ?
by dreamv »
What is value of X^5? 1)X^2=426 2)X^9 < 23
7
Last post by krusta80
Wed Feb 29, 2012 2:26 pm
What is the value of b + c ? 12 Edition Number 83 DS
by bookjive »
What is the value of b + c ? (1) ab + cd + ac + bd = 6 (2) a + d = 4...
3
Last post by Mike@Magoosh
Wed Feb 29, 2012 9:56 am
|x-z|+|x|=|z|?
by dreamv »
If zy<xy<0, is |x-z|+|x|=|z|? 1) z<x 2) y>0
3
Last post by dreamv
Wed Feb 29, 2012 9:52 am
GMAT PREP - Geometry
by aleph777 »
Would love some help with this one... Can't figure out how to use the...
11
Last post by pappueshwar
Wed Feb 29, 2012 7:37 am
median
by dreamv »
x, 3, 1, 12, 8 If x is an integer, is the median of the 5 numbers...
2
Last post by krusta80
Tue Feb 28, 2012 8:35 pm
DATA Sufficiency: Lines and coordinates
by him1985 »
Line m passes through the origin. Line l is parallel to line m. What...
4
Last post by [email protected]
Tue Feb 28, 2012 3:54 pm
series and permutation and combination
by abhinav khanna »
Hi all kindly guide me to the solution for these D.S questions 1)...
7
Last post by abhinav khanna
Tue Feb 28, 2012 7:52 am
OG DS Arithmetic - please help with explanations
by PhDmessi »
Dear all, I try to understand following question (Source: OG Quant,...
5
Last post by PhDmessi
Tue Feb 28, 2012 1:37 am
Another inequalities question
by Troika »
If m and n are negative, is m/n less than 1 ? 1. mn < 1 2. m - n...
3
Last post by Troika
Tue Feb 28, 2012 12:23 am
Inequalities question
by Troika »
Is 1/(x - y) < y - z ? 1. y is positive 2. x is negative Answer: C
6
Last post by Troika
Mon Feb 27, 2012 6:03 pm
CAN SOMBODY PROVIDE DETAILED SOLUTIONS
by hareesh860 »
I AM REALLY CONFUSED BY DS SECTION. CAN ANY BODY PROVIDE DETAILED...
2
Last post by Mike@Magoosh
Mon Feb 27, 2012 3:15 pm
quadratic inequality - can someone help
by kaps786 »
Is x>0 1. x<x^2 2. x<x^3 Can someone show me how to solve...
6
Last post by Anurag@Gurome
Mon Feb 27, 2012 1:58 am
need help with RTD problem
by queenisabella »
Data Sufficiency Question How much time did it take a certain car to...
2
Last post by Anurag@Gurome
Sun Feb 26, 2012 11:01 pm
Geometry DS
by queenisabella »
Circle C and line k lie in the xy-plane. If circle C is centered at...
7
Last post by pemdas
Sun Feb 26, 2012 3:47 pm
department manager
by success1111 »
A department manager distributed a number of pens, pencils, and pads...
6
Last post by mzalmati
Sun Feb 26, 2012 8:36 am
cicular area
by dreamv »
A certain circular area has its center at point P and has radius 4,...
6
Last post by dreamv
Sat Feb 25, 2012 10:29 pm
Help Kaplan 800
by kwhite »
What is the value of a - b? 1) a^2 - b^2 = 9 2) a^2 - 2ab + b^2 = 1 I...
5
Last post by sanju09
Sat Feb 25, 2012 5:15 am
Help Kaplan 800
by kwhite »
I posted this in the DS forum but i wasn't sure if anyone would see...
1
Last post by sanju09
Sat Feb 25, 2012 4:45 am
Concentric circles
by shivani.magan »
A circle is drawn inside a larger circle. If B and C are points on...
5
Last post by rijul007
Sat Feb 25, 2012 12:17 am
Help with this one - Mean vs. Median
by thamudis »
Set A and B has equal number of numbers. Is median in A smaller than...
1
Last post by pemdas
Fri Feb 24, 2012 10:54 am
factorial dilemma
by nafiul9090 »
If x is an integer, does x have a factor n such that 1 < n < x?...
4
Last post by Brent@GMATPrepNow
Fri Feb 24, 2012 7:39 am
Word Prob 3 - GMATPrep
by kwah »
Attached is a word problem from GMATPrep Test. Answer: E Can someone...
1
Last post by Anurag@Gurome
Thu Feb 23, 2012 9:37 pm
Word Prob - GMATPrep Test
by kwah »
Attached is a word problem from GMATPrep Test. Answer: D Can someone...
1
Last post by Anurag@Gurome
Thu Feb 23, 2012 9:15 pm
Word Prob 2 - GMATPrep Test
by kwah »
Attached is a word problem from GMATPrep Test. Answer: C Can someone...
1
Last post by Anurag@Gurome
Thu Feb 23, 2012 8:56 pm