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GMAT Data Sufficiency (DS)

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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

2

72

21 Aug 2015, 04:20

Bunuel

278
Experts publish their posts in the topic
View first unread post DS Question Directory by Topic and Difficulty  

Tags: Difficulty: 700-Level,  Combinations,  Coordinate Geometry

bb

0

87935

07 Mar 2012, 07:58

bb

Topics

19
Experts publish their posts in the topic
View first unread post Is n an integer? (1) n^2 is an integer (2) n^(1/2) is an  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Official Guide

vwjetty

11

4723

21 Jul 2015, 20:29

bumpbot

19
Experts publish their posts in the topic
View first unread post If m is an integer, is m odd?  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Official Guide

dzodzo85

26

9045

31 Aug 2015, 06:43

Bunuel

19
Experts publish their posts in the topic
View first unread post If m is a positive integer, then m^3 has how many digits?  

Tags: Difficulty: 700-Level,  Fractions/Ratios/Decimals,  Number Properties

Runirish

7

4072

16 May 2015, 00:59

bumpbot

19
Experts publish their posts in the topic
View first unread post Is 2|xy^2|> 0?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules

Zarrolou

17

1760

01 Nov 2014, 15:35

bumpbot

19
Experts publish their posts in the topic
View first unread post Attachment(s) If x and y are positive, is x < 10 < y?  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Official Guide

Bunuel

15

5837

09 Aug 2015, 11:56

bumpbot

19
Experts publish their posts in the topic
View first unread post In the table above is shown the percent reduction in the  

Tags: Difficulty: 700-Level,  Percent and Interest Problems,  Word Problems,  Source: Princeton Review

bschool83

6

2831

17 Apr 2015, 20:09

bumpbot

19
Experts publish their posts in the topic
View first unread post If h and k are both positive integers, are both roots of the equation  

Tags: Difficulty: 700-Level,  Algebra,  Source: Knewton

hubahuba

13

1698

23 Aug 2015, 21:25

bumpbot

18
Experts publish their posts in the topic
View first unread post Attachment(s) If the units digit of the three-digit positive integer k is nonzero  

Tags: Difficulty: 700-Level,  Arithmetic,  Fractions/Ratios/Decimals

tarek99

19

5370

16 Jun 2015, 22:19

bumpbot

18
Experts publish their posts in the topic
View first unread post If positive integer y is equal to the sum of all the unique  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Number Properties,  Source: Veritas Prep

BabySmurf

9

1339

12 Aug 2015, 21:03

VeritasPrepKarishma

18
Experts publish their posts in the topic
View first unread post Al, Pablo, and Marsha shared the driving on a 1,500-mile  

Tags: Difficulty: 700-Level,  Distance/Rate Problems

sondenso

7

4222

05 Sep 2014, 22:50

luckyme17187

18
Experts publish their posts in the topic
View first unread post Working together at their constant rates, A and B can fill  

Tags: Difficulty: 600-700 Level,  Work/Rate Problems

ksharma12

10

3869

14 Oct 2014, 07:39

elizaanne

18
Experts publish their posts in the topic
View first unread post If x and y are nonzero integers, is x^y < y^x? (1) x =  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Inequalities

ValleyBall1

20

5579

30 Aug 2015, 21:10

bumpbot

18
Experts publish their posts in the topic
View first unread post Is 4^(x+y)=8^(10) ?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Exponents/Powers,  Source: Official Guide

Bunuel

30

7419

16 Aug 2015, 12:31

Bunuel

18
Experts publish their posts in the topic
View first unread post If y>=0, What is the value of x? (1) |x-3|>=y (2) |x-3|<=-y  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Prep

ugimba

16

7209

29 Jun 2015, 04:13

bumpbot

18
Experts publish their posts in the topic
View first unread post Attachment(s) Henry purchased 3 items during a sale. He received a 20  

Tags: Difficulty: 700-Level,  Percent and Interest Problems,  Word Problems,  Source: GMAT Prep

docabuzar

10

7050

28 Aug 2015, 02:02

bumpbot

18
Experts publish their posts in the topic
View first unread post In a certain senior class, 72 percent of the male students  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: GMAT Prep

tejal777

13

7898

28 Jan 2015, 04:15

Temurkhon

18
Experts publish their posts in the topic
View first unread post Is 1/p > r/(r^2 + 2)?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Inequalities,  Source: Official Guide

tejal777

20

8190

27 Mar 2015, 04:15

Bunuel

18
Experts publish their posts in the topic
View first unread post If a and b are positive integers, what is the remainder when  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties,  Remainders,  Source: Manhattan GMAT

kingflo

4

3905

01 Aug 2014, 00:25

bumpbot

18
Experts publish their posts in the topic
View first unread post Attachment(s) In a survey of 200 college graduates, 30 percent said they  

Tags: Difficulty: 600-700 Level,  Overlapping Sets,  Source: Official Guide

udaymathapati

9

7789

08 Oct 2014, 04:05

Thoughtosphere

18
Experts publish their posts in the topic
View first unread post Attachment(s) Vertices of a traingle are at (-2,1) , (3,1) & (x,y) on a  

Tags: Difficulty: 700-Level,  Coordinate Geometry,  Geometry,  Source: Manhattan GMAT

sandhyash

13

4688

12 Aug 2014, 01:44

Bunuel

18
Experts publish their posts in the topic
View first unread post a = x + y and b = x - y. If a^2 = b^2, what is the value of  

Tags: Difficulty: 700-Level,  Algebra,  Inequalities,  Roots,  Source: Manhattan GMAT

eybrj2

9

2424

21 Mar 2015, 07:10

chetan2u

18
Experts publish their posts in the topic
View first unread post If N is a positive integer, what is the last digit of 1! +  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: GMAT Club Tests

Dartastic

17

5858

06 Feb 2015, 09:22

bumpbot

18
Experts publish their posts in the topic
View first unread post Is a > c?  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Manhattan GMAT

rphardu

13

3766

16 Jun 2015, 12:58

metskj127

18
Experts publish their posts in the topic
View first unread post A certain bookcase has 2 shelves of books. On the upper  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Official Guide

Walkabout

6

5144

28 Jun 2015, 01:53

bumpbot

18
Experts publish their posts in the topic
View first unread post A citrus fruit grower receives $15 for each crate of oranges  

Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Word Problems

sondenso

21

6477

12 Oct 2012, 20:20

nkimidi7y

18
Experts publish their posts in the topic
View first unread post The total cost of producing item X is equal to the sum of it  

Tags: Difficulty: 700-Level,  Percent and Interest Problems,  Source: Manhattan GMAT

GMATD11

8

3810

12 Jul 2015, 07:18

bumpbot

18
Experts publish their posts in the topic
View first unread post Each gift certificate sold yesterday by a certain bookstore  

Tags: Difficulty: 700-Level,  Word Problems,  Source: Official Guide

Bunuel

11

4788

22 Feb 2015, 10:51

Bunuel

18
Experts publish their posts in the topic
View first unread post For positive integer k, is the expression (k + 2)(k^2 + 4k +  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: Manhattan GMAT

kishankolli

17

5181

01 Feb 2015, 04:14

thefibonacci

18
Experts publish their posts in the topic
View first unread post If (x+y)/z>0, is x<0?  

Tags: Difficulty: 700-Level,  Inequalities,  Source: Official Guide

Bunuel

11

6130

23 Jun 2015, 12:14

BrainLab

18
Experts publish their posts in the topic
View first unread post If the drama club and music club are combined, what percent  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: GMAT Prep

Yahsek

11

5534

05 Jan 2015, 03:21

Bunuel

18
Experts publish their posts in the topic
View first unread post During an experiment, some water was removed from each of 6  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: GMAT Prep

plaguerabbit

7

3638

11 May 2014, 05:22

Bunuel

18
Experts publish their posts in the topic
View first unread post What is the remainder when the positive integer n is divided  

Tags: Difficulty: 700-Level,  Remainders

reply2spg

15

8339

16 Dec 2014, 11:13

bumpbot

18
Experts publish their posts in the topic
View first unread post Each week a certain salesman is paid a fixed amount equal to  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Official Guide

summer101

12

5004

20 Aug 2015, 22:50

Bunuel

18
Experts publish their posts in the topic
View first unread post If xy < 4, is x < 2 ? (1) y > 1 (2) y > x  

Tags: Difficulty: 700-Level,  Inequalities

Smita04

17

3142

18 Jul 2015, 08:52

Sindbad

18
Experts publish their posts in the topic
View first unread post Is the positive integer N a perfect square?  

Tags: Difficulty: 600-700 Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: GMAT Prep,  Source: Manhattan GMAT

PTK

14

5287

23 Nov 2014, 17:24

bumpbot

18
Experts publish their posts in the topic
View first unread post If x and y are positive integers, is x a prime number?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Algebra,  Inequalities,  Source: GMAT Club Tests

bekerman

9

2087

22 Aug 2015, 16:45

bumpbot

18
Experts publish their posts in the topic
View first unread post If w+x<0, is w-y>0?  

Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep

gmatbull

17

6141

24 Aug 2015, 14:05

Engr2012

18
Experts publish their posts in the topic
View first unread post Of the 60 animals on a certain farm, 2/3 are either pigs or  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Word Problems,  Source: GMAT Prep

piyushksharma

1

6314

08 Apr 2012, 00:48

Bunuel

18
Experts publish their posts in the topic
View first unread post Store S sold a total of 90 copies of a certain book during  

Tags: Difficulty: 700-Level,  Word Problems,  Source: GMAT Prep

Hussain15

17

8654

10 Dec 2014, 06:33

bumpbot

18
Experts publish their posts in the topic
View first unread post If k is a positive integer, is k the square of an integer?  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: GMAT Paper Tests

tarek99

19

5323

29 May 2015, 01:56

bumpbot

18
Experts publish their posts in the topic
View first unread post Attachment(s) A circle is drawn within the interior of a rectangle. Does  

Tags: Difficulty: 700-Level,  Geometry,  Source: Manhattan GMAT

AIMGMAT770

10

3887

19 Dec 2014, 06:46

MartyMurray

18
Experts publish their posts in the topic
View first unread post Attachment(s) In triangle ABC, AB has a length of 10 and D is the midpoint  

Tags: Difficulty: 700-Level,  Geometry

chetan2u

10

2005

03 Apr 2014, 08:32

Bunuel

18
Experts publish their posts in the topic
View first unread post If x is a prime number, what is the value of x?  

Tags: Difficulty: 700-Level,  Number Properties

msunny

10

8148

17 Feb 2015, 10:14

GMATinsight

18
Experts publish their posts in the topic
View first unread post Whether x>y>z?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities

xyztroy

17

4262

28 Jun 2015, 18:40

bumpbot

18
Experts publish their posts in the topic
View first unread post If there are more than two numbers in a certain list, is  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: GMAT Prep

devinawilliam83

8

6819

24 Jul 2015, 10:18

bumpbot

17
Experts publish their posts in the topic
View first unread post If x is an integer, what is the sum of all distinct positive  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Number Properties

nades09

11

3842

27 Jul 2014, 20:26

VeritasPrepKarishma

17
Experts publish their posts in the topic
View first unread post What is the remainder when the positive integer n is divided  

Tags: Difficulty: 600-700 Level,  Remainders,  Source: GMAT Prep

andresfigue

11

8090

04 Jul 2013, 19:07

VeritasPrepKarishma

17
Experts publish their posts in the topic
View first unread post Attachment(s) If s and t are two different numbers on the number line, is  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Coordinate Geometry,  Source: GMAT Prep

LM

18

6872

04 Jun 2015, 09:28

erikvm

17
Experts publish their posts in the topic
View first unread post Attachment(s) In the figure above, the circles are centered at O(0, 0) and  

Tags: Difficulty: 700-Level,  Coordinate Geometry,  Geometry,  Source: Manhattan GMAT

AccipiterQ

10

4040

13 Aug 2015, 20:28

bumpbot

17
Experts publish their posts in the topic
View first unread post What is the remainder when the positive integer n is divided  

Tags: Difficulty: 600-700 Level,  Remainders,  Source: GMAT Prep

JoyLibs

10

4729

03 Jan 2015, 09:47

bumpbot

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