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Data Sufficiency

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Distance
by Akansha »
Distance between x and y is greater than distance between x and z....
1
Last post by Stuart@KaplanGMAT
Sun May 29, 2011 11:14 am
Factors
by Akansha »
How many different prime numbers are factors of positive integer n?...
1
Last post by SoCan
Sun May 29, 2011 10:55 am
grockit tough DS
by bblast »
The table to the left shows the fee schedule for early withdrawal of...
2
Last post by manpsingh87
Sun May 29, 2011 10:41 am
Positive factors
by Akansha »
If integer n is > 1, is n = 2? a. n has exactly 2 positive factors...
1
Last post by SoCan
Sun May 29, 2011 10:38 am
Even or not
by humblescarabee »
Hi all. Couple of weeks before the exam. I am aiming 750. Currently,...
3
Last post by Brent@GMATPrepNow
Sun May 29, 2011 7:10 am
elements in common
by mberkowitz »
Sets A, B, and C have some elements in common. If 16 elements are in...
4
Last post by Thouraya
Sun May 29, 2011 6:45 am
Gmat prep - x and y positive
by g.shankaran »
Are x and y both positive? 1) 2x- 2y = 1 2) x/y > 1 The ans is C....
3
Last post by kevincanspain
Sun May 29, 2011 5:51 am
GMAT prep - slope
by g.shankaran »
In xy-plane, what is the y-intercept of the line L? 1. slope of the...
1
Last post by vineeshp
Sun May 29, 2011 5:15 am
Gmat prep - ratios
by g.shankaran »
On a certain sight seeing tour, the ratio of the number of women to...
2
Last post by Geva@EconomistGMAT
Sun May 29, 2011 4:40 am
Ratio problem
by selango »
In a certain senior class,72 percent of the male students and 80...
5
Last post by Thouraya
Sun May 29, 2011 4:29 am
Question 2
by cans »
IF P is a set of integers and 3 is in P, is every positive multiple...
4
Last post by amar66
Sat May 28, 2011 11:02 pm
D/S Explanation
by EEA »
Hi Everyone, I came across this question and was not satisfied with...
2
Last post by vzzai
Sat May 28, 2011 3:53 pm
perfect square
by ruplun »
How many perfect squares are less than the integer d? (1)...
6
Last post by cans
Sat May 28, 2011 11:21 am
Number properties
by sivaelectric »
1. If sqrt x is a positive integer, is sqrt x a prime number? A. x is...
5
Last post by nafiul9090
Sat May 28, 2011 8:42 am
gmat club PS
by bblast »
Is x divisible by 15? 1>When x is divided by 10, the result is an...
6
Last post by bblast
Sat May 28, 2011 7:39 am
GMAT PREP I MEDIAN/AVERAGE
by pkw209 »
Hey all, Couldn't figure this one out. I took this from Zuleron's 198...
12
Last post by cans
Fri May 27, 2011 5:04 pm
factors and prime numbers
by sandeep1306 »
if X>1, what is the value of the integer X? 1. there are X unique...
4
Last post by Brian@VeritasPrep
Fri May 27, 2011 1:57 pm
easy but nice
by atulmangal »
The towns of Clarksville, Ripley, and Sudsboro all lie on the same...
4
Last post by atulmangal
Fri May 27, 2011 9:05 am
Integers
by Akansha »
Positive integer k has exactly 2 positive prime factors, 3 and 7. If...
3
Last post by Ozlemg
Fri May 27, 2011 8:42 am
Section 6, question 25 1000 DS
by isisalaska »
Source: 1000 DS, section 6 25. If x ≠ 1, is y equal to x +...
3
Last post by cans
Fri May 27, 2011 8:01 am
mixtures
by Akansha »
A contractor combined x tons of gravel mix that contained 10% gravel...
6
Last post by abhijit_ghonge
Thu May 26, 2011 10:08 pm
What is the best way to tackle this kind of problems?
by smodak »
If i and d are integers, what is the value of i? (1) The remainder...
3
Last post by GMATGuruNY
Thu May 26, 2011 8:46 pm
Remainder Problem
by Akansha »
If n is a positive integer and r is remainder when (n-1)(n+1) is...
2
Last post by Anurag@Gurome
Thu May 26, 2011 8:31 pm
Modulus
by ruplun »
If x and y are non-zero integers and |x| + |y| = 32, what is xy? (1)...
3
Last post by Anurag@Gurome
Thu May 26, 2011 7:19 pm
divisible
by ruplun »
Is 96 divisible by integer x? (1) x is divisible by 8. (2) x is...
2
Last post by Frankenstein
Thu May 26, 2011 8:48 am
wxy
by ruplun »
Is wxy equal to -1? (1) w,x and y are all negative (2) w+x+y = -3
4
Last post by itsmebharat
Thu May 26, 2011 7:01 am
gmat club tough DS
by bblast »
Is x>3? 1>(x-3)(x-2)(x-1) > 0 2> x>1 ans - E
4
Last post by ankurmit
Thu May 26, 2011 6:57 am
DS: Packing Boxes
by Blocked Brain »
From GMAT Prep: Data sufficiency Linda, Robert, and Pat packed a...
11
Last post by Stuart@KaplanGMAT
Wed May 25, 2011 10:39 pm
Positives and Negatives
by tonebeeze »
A certain list consists of several different integers. Is the product...
3
Last post by ankurmit
Wed May 25, 2011 10:35 pm
DS Question <GMAT Prep> <700+>
by voodoo_child »
If A, B, C and D form a quadrilateral. Is AC > BD ? a) Angle ABC...
3
Last post by cans
Wed May 25, 2011 8:19 pm
confusing
by nafiul9090 »
is x between 0 and 1? 1) x^2 is less than 1 2) x^3 is positive OA...
6
Last post by nafiul9090
Wed May 25, 2011 5:18 pm
Terms in a series greater than 10
by vivekjaiswal »
a1,a2,a3...a15 In the sequence shown, a(n) = a(n-1)+k, where...
3
Last post by mohank80
Wed May 25, 2011 4:32 pm
Rate of work
by Akansha »
X and Y work at constant rates, how many more hours does it take...
4
Last post by Fiver
Wed May 25, 2011 5:19 am
Average
by Akansha »
If x is a positive number less than 10, is z greater than average of...
5
Last post by djiddish98
Tue May 24, 2011 10:13 am
gmat club DS
by bblast »
What is the value of integer J ? 1. |J| = J^-1 2. J^J = 1 D
5
Last post by VivianKerr
Tue May 24, 2011 7:29 am
cakes sold
by Deepthi Subbu »
Eunice sold several cakes. If each cake sold for either exactly 17 or...
2
Last post by GMATGuruNY
Tue May 24, 2011 3:31 am
GMAT Prep Quest
by Thouraya »
If k is not equal to 0,1,or -1, is 1/k>0? 1)1/k-1>0 2)...
2
Last post by Frankenstein
Mon May 23, 2011 11:30 pm
Ratios
by Akansha »
Each employee of company Z is employed in either Division X or...
2
Last post by Frankenstein
Mon May 23, 2011 10:56 pm
Fractions
by Akansha »
What fraction of graduating students at college X are male? a. 33% of...
2
Last post by Frankenstein
Mon May 23, 2011 10:16 pm
Averages&Percentages
by Akansha »
Each employee is either a director or a manager. What % of the...
1
Last post by Anurag@Gurome
Mon May 23, 2011 9:13 pm
Percentages - Query
by MI3 »
Q. Henry purchased 3 items during a sale. He received a 20 percent...
4
Last post by MI3
Mon May 23, 2011 11:15 am
Is the sum of a series of n consecutive integers even?
by giovanni.gastone »
Source: Veritas Is the sum of a series of n consecutive integers...
3
Last post by giovanni.gastone
Mon May 23, 2011 9:02 am
Interesting yet tricky DS problem; Help needed experts
by Vishnu88 »
If * represents a digit in the 7-digit number 3,62*,215 , what is the...
2
Last post by Vishnu88
Mon May 23, 2011 8:51 am
DS Question
by MI3 »
Q. If y is greater than 110 percent of x, is y greater than 75? (1) x...
6
Last post by Vishnu88
Mon May 23, 2011 7:57 am
Values of n
by Amit_BTG »
How many values of n satisfy the following equation, where n is a non...
1
Last post by Frankenstein
Mon May 23, 2011 3:03 am
A tough one on DS
by arpan307 »
q. What is the median no of employees assigned for the project at...
2
Last post by Stuart@KaplanGMAT
Sun May 22, 2011 10:46 pm
Numbers
by Akansha »
If x and y are integers greater than 1, is x a multiple of y? A a....
1
Last post by Frankenstein
Sun May 22, 2011 2:23 am
Standard Deviation.
by Akansha »
Some water was removed from each of 6 tanks. If standard deviation of...
4
Last post by smackmartine
Sat May 21, 2011 10:36 pm
DS Question -- really confused (Kaplan)
by voodoo_child »
If x is a positive integer, is x divisible by 2? (1) x^3 + x is...
2
Last post by sourabh33
Sat May 21, 2011 6:33 pm
DS question
by anujmalik »
If x is not equal to 0, is |x| less than 1? (1)x/|x| < x (2)|x|...
2
Last post by sourabh33
Sat May 21, 2011 6:17 pm