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GMAT Data Sufficiency (DS)

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191
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

4

28741

28 Dec 2016, 09:49

bumpbot

557
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View first unread post DS Question Directory by Topic and Difficulty  

Tags: Coordinate Geometry

bb

0

161101

07 Mar 2012, 08:58

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Topics

7
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View first unread post (|x| - 1)/(x - 1) =?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Source: GMAT Paper Tests

fattty

1

647

14 Jan 2016, 00:08

chetan2u

View first unread post (a^3)b+(a^2)(b^2)+a(b^3)>0? 1. ab>0 2. b<0  

Tags: Difficulty: Sub-600 Level,  Inequalities

Creeper300

4

2309

09 Nov 2010, 08:53

TehJay

1
View first unread post (MH) If x is an integer, is y an integer? (1) The average  

Tags: Algebra,  Source: Other - Please specify

banksy

3

3543

15 Mar 2011, 20:34

Onell

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View first unread post (x-x_1)*(x-x_2)*(x-x_3)........(x-x_n)  

Tags: Difficulty: 600-700 Level,  Algebra,  Arithmetic,  Number Properties,  Poor Quality,  Source: Other - Please specify

MacFauz

6

2201

06 Dec 2012, 01:52

MacFauz

1
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View first unread post (x-y)^2-(x+y)^2=?  

Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Source: Math Revolution

MathRevolution

5

753

25 Jul 2016, 19:32

MathRevolution

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View first unread post (x-y)^2=?  

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Math Revolution

MathRevolution

4

224

24 Feb 2017, 02:12

MathRevolution

1
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View first unread post (x-y)2=?  

Tags: Difficulty: 700-Level,  Algebra,  Source: Math Revolution

MathRevolution

3

371

13 Feb 2017, 01:22

sobby

2
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View first unread post (x+y)^2-(x-y)^2=?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Math Revolution

MathRevolution

6

415

26 Feb 2017, 21:25

MathRevolution

1
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View first unread post (x−1)(1−y)=?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Economist GMAT Tutor

Bunuel

6

498

02 Nov 2016, 11:57

abhi4212

1
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View first unread post (x−1)(1−y)=?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Economist GMAT Tutor

ghostie

1

1253

22 Dec 2013, 04:26

Bunuel

2
View first unread post (x−2)(2+y)=? (1) x·y=6 (2) x+y=5  

Tags: Difficulty: 600-700 Level,  Algebra

BlueRobin

11

2805

19 Sep 2016, 06:50

law258

1
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View first unread post [1/a^2+1/a^4+1/a^6+...]>[1/a+1/a^3+1/a^5]  

Tags: Difficulty: 700-Level

honeyhani

3

2107

20 Oct 2010, 06:59

vitamingmat

1
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View first unread post [m] is defined as the greatest integer less than or equal to m, what i  

Tags: Difficulty: 600-700 Level,  Inequalities,  Number Properties,  Source: Math Revolution

MathRevolution

3

206

02 Apr 2017, 22:20

kolodits

23
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View first unread post [x] denotes the greatest integer less than or equal to x.  

Tags: Difficulty: 600-700 Level,  Arithmetic,  Functions and Custom Characters

fozzzy

7

6859

04 Oct 2016, 19:49

bumpbot

29
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View first unread post ‎[x] denotes to be the least integer no less than x. Is [2d]  

Tags: Difficulty: 700-Level,  Arithmetic,  Functions and Custom Characters

Smita04

11

6948

29 Nov 2016, 21:04

bumpbot

37
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View first unread post [y] denotes the greatest integer less than or equal to y. Is  

Tags: Difficulty: 600-700 Level,  Algebra,  Functions and Custom Characters,  Source: Official Guide

Bunuel

17

7061

13 Feb 2017, 07:39

Bunuel

1
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View first unread post {x1,x2,x3…x9} and {y1,y2,y3…y9} are two evenly spaced sets having 9 el  

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

Bunuel

2

359

29 Feb 2016, 20:55

MathRevolution

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View first unread post # is one operation of addition, subtraction, multiplication, or divisi  

Tags: Difficulty: Sub-600 Level,  Functions and Custom Characters,  Source: Math Revolution

MathRevolution

2

453

22 May 2016, 02:06

Abhishek009

4
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View first unread post |a-b|=?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Source: Math Revolution

MathRevolution

2

479

27 May 2016, 04:15

adiagr

2
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View first unread post |a-b|=b-a?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Source: Math Revolution

MathRevolution

3

469

19 Dec 2016, 02:32

Alexey1989x

11
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View first unread post |s – t| > ||s| - |t||?  

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

fattty

5

925

15 Mar 2017, 04:30

malavika1

32
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View first unread post |x + 2| = |y + 2| what is the value of x + y ?  

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

gauravsoni

16

2032

14 Feb 2017, 23:58

RR88

10
View first unread post |x-a| < |x-b|. Is a<b?  

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

PrepTap

14

1381

17 Apr 2017, 05:07

nks2611

1
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View first unread post |x+y|=?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Source: Math Revolution

MathRevolution

4

657

25 Feb 2016, 19:41

rohit8865

58
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View first unread post |x|=|2y|, what is the value of x-2y?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: Manhattan GMAT

kashishh

21

11898

27 Mar 2017, 12:25

bumpbot

View first unread post $10,000 is deposited in a certain account that pays r  

Tags: Percent and Interest Problems

praveenism

2

1653

07 Jun 2010, 10:21

nphilli1

6
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View first unread post $10,000 is deposited in a certain account that pays r  

Tags: Difficulty: Sub-600 Level,  Percent and Interest Problems

quantum

12

5303

04 Jul 2016, 12:37

bumpbot

10
View first unread post $150 in prize money is going to be split among 6 contestants  

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

A4G

7

1984

20 Apr 2016, 12:20

bethebest

View first unread post 0<a<b is a<10? 1. 1/a +1/b =5 2. 1/a > 1/10  

Tags: Inequalities

Creeper300

4

1251

10 Nov 2010, 15:25

shrouded1

3
View first unread post 1/p^4 + 1/q^4=  

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Other - Please specify

SajjadAhmad

5

200

29 Apr 2017, 20:32

stonecold

View first unread post 1> Does k equal j? 1. jk is negative 2. j + k = 0 2>  

Tags: Difficulty: Sub-600 Level

virupaksh2010

2

2059

04 Jul 2010, 13:51

zisis

8
View first unread post 10 children have ordered a total of 17 hamburgers, and each  

Tags: Difficulty: 700-Level,  Word Problems

kevincan

13

1859

24 Oct 2016, 01:17

bumpbot

20
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View first unread post 10 students took a chemistry exam that was graded on a scale  

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

ace001

8

4976

15 Nov 2016, 10:10

AmritaSarkar89

View first unread post 10^25 560 is divisible by all of the following EXCEPT: 11 8  

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ggarr

9

1658

30 Apr 2011, 08:14

Spidy001

1
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View first unread post 100 consumers were surveyed about their use of two products, soap A an  

Tags: Difficulty: 600-700 Level,  Overlapping Sets,  Source: Veritas Prep

Bunuel

3

204

02 May 2017, 00:05

mohshu

323
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View first unread post 100 Hardest Data Sufficiency Questions  

Tags: Difficulty: 700-Level

Bunuel

19

65196

02 Aug 2016, 13:06

bumpbot

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View first unread post 125 passengers commute everyday. Is the median commute per day less th  

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

abdullahkhan19

3

1436

28 Oct 2010, 16:36

abdullahkhan19

5
View first unread post 145 people were surveyed to find  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: Other - Please specify

desaichinmay22

1

916

04 Dec 2014, 04:18

manpreetsingh86

View first unread post 15^11 - 15^10)/14 = 1) 1/14 2) 15/14 3) (15^10)/14 4) 15^10  

Tags: Exponents/Powers,  Source: Other - Please specify

WishMasterUA

2

1270

04 Jun 2011, 03:46

WishMasterUA

41
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View first unread post 16 horses can haul a load of lumber in 24 minutes. 12 horses  

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

daviesj

17

4717

01 Aug 2016, 04:01

LogicGuru1

7
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View first unread post 16 horses can haul a load of lumber in 24 minutes. 12 horses started h  

Tags: Difficulty: 700-Level,  Work/Rate Problems,  Source: Veritas Prep

Bunuel

10

1719

14 Nov 2016, 00:43

georgekaterji

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View first unread post Attachment(s) 2 circles have the same center and the smaller circle’s radius r is 5.  

Tags: Difficulty: Sub-600 Level,  Geometry,  Source: Math Revolution

MathRevolution

3

753

01 Jun 2016, 06:38

MathRevolution

6
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View first unread post 2^(x+y)/2^(x-y)=?  

Tags: Difficulty: Sub-600 Level,  Exponents/Powers,  Source: Math Revolution

MathRevolution

7

969

14 Jul 2016, 21:23

MathRevolution

1
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View first unread post 2^a*2^b<4?  

Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Source: Math Revolution

MathRevolution

3

277

08 Jan 2017, 18:09

MathRevolution

2
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View first unread post 2^m*2^n=?  

Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Source: Math Revolution

MathRevolution

3

342

10 Oct 2016, 05:53

Manonamission

1
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View first unread post 2^x+y/2^x-y=?  

Tags: Difficulty: Sub-600 Level,  Exponents/Powers,  Source: Math Revolution

MathRevolution

5

344

04 Feb 2017, 07:02

HKD1710

4
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View first unread post Attachment(s) 2, 4, 5, 5, 9, m For the list of numbers above, what is the median?  

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

Bunuel

5

1142

04 Dec 2016, 04:18

bumpbot

13
View first unread post 2/3 of all the people who attended a certain party arrived by 8:00 PM.  

Tags: Difficulty: 700-Level,  Fractions/Ratios/Decimals,  Source: Manhattan GMAT

shasadou

4

1765

21 May 2017, 03:45

KM2018AA

14
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View first unread post 2001, the closing price of stock A and stock B are the same.  

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

mehdiov

5

2587

21 May 2016, 04:07

bumpbot

9
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View first unread post 23 students appeared for the Geography paper. What is the su  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: Other - Please specify

desaichinmay22

6

1243

03 May 2016, 19:43

mvictor

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