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Data Sufficiency

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Last post
Gmat prep
by sandranjeim »
The numbers x and y are not integers. The value of x is closest to...
2
Last post by kstv
Sun Apr 18, 2010 7:31 am
question about modulus
by pc80 »
I had a question about modulus....here is an example Q.: |x+3| -...
3
Last post by akdayal
Sun Apr 18, 2010 3:46 am
Gmat prep
by sandranjeim »
A certain circular area has its center at point P and has radius 4,...
1
Last post by eaakbari
Sun Apr 18, 2010 3:41 am
Swimming pool
by jnbimmer »
What is the rate, in cubic meters per minute, at which water is...
3
Last post by jnbimmer
Sat Apr 17, 2010 9:57 pm
point on a circle
by neoreaves »
IN THE XY-PLANE, POINT (R,S) LIES ON THE CIRCLE WITH CENTER AT...
5
Last post by deepesh.gupta
Sat Apr 17, 2010 8:47 am
Number Properties -
by abhi758 »
Is X negative? 1. x^3(1-x^2)<0 2. x^2-1<0 Please explain your...
4
Last post by Testluv
Sat Apr 17, 2010 6:19 am
pls explian
by krbharat »
In a survey of 150 persons, how many were smokers and drinkers? (I)...
3
Last post by Fiver
Sat Apr 17, 2010 5:08 am
value of xy?
by pc80 »
1. If 6*x*y = x^2*y + 9*y, what is the value of xy? (1) y - x...
14
Last post by harshavardhanc
Fri Apr 16, 2010 10:45 pm
Distinct points
by crackgmat007 »
Distinct points A , B , C , D form a right triangle with a height BD....
6
Last post by sang5650
Fri Apr 16, 2010 10:30 pm
slope
by neoreaves »
Lines n and p are on xy plane. Is slope of n less than that of p? 1....
5
Last post by eaakbari
Fri Apr 16, 2010 11:17 am
Exponent value
by pkw209 »
What is the value of x-y? 1) xy = 5y 2) x^2 = y^2
3
Last post by eaakbari
Fri Apr 16, 2010 10:57 am
Sandra
by kaulnikhil »
Sandra saves the same amount of money each month in an account for...
8
Last post by gmatmachoman
Fri Apr 16, 2010 12:14 am
Hard DS - Number Properties and Exponents
by student22 »
What is the value of x if x is the remainder obtained when 2^(8p+2) +...
8
Last post by student22
Thu Apr 15, 2010 7:50 am
Unable to understand this DS problem
by manjus_mailme »
If P has a total of 8 positive factors, including 1 and P, what is...
6
Last post by manjus_mailme
Thu Apr 15, 2010 5:18 am
Mensa Puzzle
by kstv »
All of u who are disappointed at finding out that sanju09 party is 10...
2
Last post by sanju09
Thu Apr 15, 2010 4:56 am
a^44 < b ^11
by gmatmachoman »
Is a^44 < b ^11, given that a = 2 and b is an integer? A. b is...
2
Last post by sanju09
Thu Apr 15, 2010 4:11 am
the circle it belongs to
by sanju09 »
How far is point P from point Q? (1) Chord PQ is same as radius and...
7
Last post by sanju09
Thu Apr 15, 2010 12:30 am
Probability
by C »
In the town of Z, the town lion roars on some days and not on others....
2
Last post by akhpad
Wed Apr 14, 2010 6:56 am
integers
by nervesofsteel »
If x + y is an integer, is y an integer? (1) x - y is an...
4
Last post by akhpad
Wed Apr 14, 2010 6:52 am
OG 10 , salary problem
by blaster »
it seems that i don't understand the answer for this questiom from...
4
Last post by blaster
Wed Apr 14, 2010 3:51 am
Absolutely unequal - 2
by kstv »
Is |x| < 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| not equal to 0
2
Last post by eaakbari
Wed Apr 14, 2010 1:34 am
Absolutely unequal - 1
by kstv »
This Qs has been posted before but there are 3 other Qs packed in the...
2
Last post by dxgamez
Wed Apr 14, 2010 1:24 am
DS X =3?
by gmatmachoman »
Is x = 3? (1) x =( −3y − 3)/(1− y) (2)|x|/ x + x *|...
7
Last post by kstv
Tue Apr 13, 2010 7:11 pm
k evenly
by sanju09 »
If k is an integer, is k evenly divisible by 3? (1) 2 k is evenly...
27
Last post by analyst218
Tue Apr 13, 2010 3:01 pm
we’ll celebrate
by sanju09 »
Am I 40 now? (1) I was 5/4 my wife's age 2 years ago, who will...
6
Last post by RJ43
Tue Apr 13, 2010 10:51 am
1/x > 1 ?
by rockeyb »
If x is not equal to zero , is 1/x > 1 ? (1) y/x > y . (2) x^3...
11
Last post by kstv
Tue Apr 13, 2010 3:31 am
|N+5|=5, what is the value of N?
by PANJIEMING »
Any clue how to prove the answer, which is |N+5|=5, what is the value...
5
Last post by kstv
Tue Apr 13, 2010 3:10 am
+?-maze
by sanju09 »
Is x > 0? (1) x^2 y < 0. (2) x y > 0.
3
Last post by outreach
Tue Apr 13, 2010 2:40 am
Deceptively simple
by kstv »
If x and y are +ve integers, are x & y squares of consecutive...
8
Last post by eaakbari
Tue Apr 13, 2010 2:05 am
Is y < x+z/2
by JGaynor »
From gmatprep: Is y<x+ z/2? 1) y-x< z -y 2) z-y>z -x/z OA:...
9
Last post by Cdawg
Mon Apr 12, 2010 9:42 am
+?
by sanju09 »
Is x + y positive? (1) x - y is positive. (2) y - x is negative.
6
Last post by Cdawg
Mon Apr 12, 2010 9:21 am
time \ dist
by neoreaves »
Did it take Pei more than 2 hours to walk a distance of 10 miles...
6
Last post by Cdawg
Mon Apr 12, 2010 9:09 am
If x and y are positive integers, what is the value of x?
by PANJIEMING »
If x and y are positive integers, what is the value of x? 1) 3^x *...
2
Last post by dxgamez
Mon Apr 12, 2010 5:22 am
A baffling problem
by papumba2011 »
Is{ (x-5)^(2)}^(1/2) = 5-x 1) -x|x| > 0 2) 5-x > 0
8
Last post by gmatmachoman
Mon Apr 12, 2010 1:03 am
Inequalities
by JGaynor »
Hey everyone, I am having trouble understanding when you want to add...
1
Last post by magizhan
Sun Apr 11, 2010 10:16 am
Triangle Question
by akpareek »
Is the perimeter of a triangle greater than 6? 1) Two of the heights...
3
Last post by kstv
Sun Apr 11, 2010 7:56 am
percents and fractions
by neerajkumar1_1 »
need the solution
1
Last post by pops
Sun Apr 11, 2010 7:08 am
List of integer-gmatprep
by joyseychow »
A certain list consist of several different integers. Is the product...
3
Last post by joyseychow
Sun Apr 11, 2010 6:30 am
integers
by neerajkumar1_1 »
need the solution
1
Last post by thephoenix
Sun Apr 11, 2010 5:37 am
sequence
by neerajkumar1_1 »
need the solution
1
Last post by thephoenix
Sun Apr 11, 2010 5:31 am
Is x prime ?
by rockeyb »
If x is + ve , is x prime ? (1) x^3 has exactly 4 distinct positive...
16
Last post by eaakbari
Sun Apr 11, 2010 4:15 am
geometry
by neerajkumar1_1 »
Need the solution
2
Last post by dxgamez
Sun Apr 11, 2010 4:03 am
factors of n
by neoreaves »
The function f(n) = the number of factors of n. If p and q are...
9
Last post by akhpad
Sun Apr 11, 2010 3:04 am
Money problem
by neerajkumar1_1 »
Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15...
4
Last post by anoopprasad
Sat Apr 10, 2010 11:52 pm
DS question
by gmatmillenium »
m and r are two numbers in a number line, what is the value of r? 1....
1
Last post by outreach
Sat Apr 10, 2010 11:04 pm
Simple question about remaings
by imyhpark »
F(n) is Remaings when "� n" is divided by k. Is K>10 (...
4
Last post by dxgamez
Sat Apr 10, 2010 9:58 pm
the five consecutive even
by sanju09 »
What is the average (arithmetic mean) of the five consecutive even...
12
Last post by this_time_i_will
Sat Apr 10, 2010 5:41 pm
gmatprep question
by JGaynor »
This is a pretty simple question, but I don't know why I can't get...
4
Last post by meghash3
Sat Apr 10, 2010 6:29 am
Data sufficiency
by tahitiboy »
Is m + z > 0? 1. m-3z> 0 2. 4z-m>0 I think the answer is E....
10
Last post by eaakbari
Sat Apr 10, 2010 1:23 am
heavy train!
by vscid »
A heavily-loaded train started moving along a straight track. Was it...
2
Last post by reply2spg
Fri Apr 09, 2010 9:01 pm