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286
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

9

38286

24 Aug 2017, 21:58

View the latest post Bunuel

642
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View first unread post DS Question Directory by Topic and Difficulty  

Tags: Coordinate Geometry

bb

0

182194

07 Mar 2012, 08:58

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Topics

10
ER
View first unread post (|x| - 1)/(x - 1) =?  

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

fattty

4

994

13 Jul 2017, 04:10

View the latest post shashankism

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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

2322

06 Dec 2012, 01:52

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

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

MathRevolution

5

2094

25 Jul 2016, 19:32

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2
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View first unread post (x-y)^2=?  

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

MathRevolution

5

451

20 Jun 2017, 20:34

View the latest post arvind910619

1
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View first unread post (x-y)2=?  

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

MathRevolution

3

524

13 Feb 2017, 01:22

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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

837

26 Feb 2017, 21:25

View the latest post MathRevolution

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

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

Bunuel

6

683

02 Nov 2016, 11:57

View the latest post abhi4212

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

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Economist GMAT Tutor

ghostie

1

1364

22 Dec 2013, 04:26

View the latest post 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

2926

19 Sep 2016, 06:50

View the latest post law258

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

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Economist GMAT Tutor

Nathanlambson

1

320

07 Jun 2017, 15:35

View the latest post GMATPrepNow

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: Poor Quality

honeyhani

2

2229

18 Oct 2010, 11:48

View the latest post IanStewart

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

317

02 Apr 2017, 22:20

View the latest post 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

7365

04 Oct 2016, 19:49

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35
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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

9

7413

29 Nov 2016, 21:04

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43
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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

15

7991

13 Feb 2017, 07:39

View the latest post 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

449

29 Feb 2016, 20:55

View the latest post 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

548

22 May 2016, 02:06

View the latest post Abhishek009

4
ER
View first unread post |a-b|=?  

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

MathRevolution

3

657

22 Aug 2017, 01:38

View the latest post chesstitans

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View first unread post |a-b|=? 1) |a+b|=10 2) |a^2-b^2|=20  

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

MathRevolution

2

346

25 Jun 2017, 18:14

View the latest post MathRevolution

2
ER
View first unread post |a-b|=b-a?  

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

MathRevolution

3

686

19 Dec 2016, 02:32

View the latest post Alexey1989x

12
ER
View first unread post |s – t| > ||s| - |t||?  

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

fattty

5

1094

15 Mar 2017, 04:30

View the latest post malavika1

41
ER
View first unread post |x + 2| = |y + 2| what is the value of x + y ?  

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

gauravsoni

14

2753

08 Sep 2017, 02:32

View the latest post Shreyansblooming

12
View first unread post |x-a| < |x-b|. Is a<b?  

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

PrepTap

14

1553

17 Apr 2017, 05:07

View the latest post nks2611

1
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View first unread post |x-y|=? 1) x and y are integers 2) xy=5  

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

MathRevolution

2

226

10 Sep 2017, 18:19

View the latest post MathRevolution

5
ER
View first unread post |x+y|=?  

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

MathRevolution

5

861

11 Aug 2017, 22:39

View the latest post bumpbot

66
ER
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

12843

27 Mar 2017, 12:25

View the latest post bumpbot

ER
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

3

313

03 Sep 2017, 18:40

View the latest post MathRevolution

6
ER
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

5948

04 Jul 2016, 12:37

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11
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

8

2175

25 Sep 2017, 07:44

View the latest post bumpbot

ER
View first unread post 1-c-d=? 1) c+d=-1 2) c=-1-d  

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

MathRevolution

4

301

09 Jul 2017, 18:28

View the latest post MathRevolution

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

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

SajjadAhmad

5

350

29 Apr 2017, 20:32

View the latest post stonecold

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

Tags: Difficulty: 700-Level,  Word Problems

kevincan

13

1932

24 Oct 2016, 01:17

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22
ER
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

11

5526

13 Sep 2017, 00:39

View the latest post Madhavi1990

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

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ggarr

9

1773

30 Apr 2011, 08:14

View the latest post Spidy001

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

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

Bunuel

3

486

02 May 2017, 00:05

View the latest post mohshu

338
ER
View first unread post 100 Hardest Data Sufficiency Questions  

Go to page: 1, 2 Tags: Difficulty: 700-Level

Bunuel

20

69085

05 Aug 2017, 11:07

View the latest post bumpbot

2
ER
View first unread post 125 passengers commute everyday. Is the median commute per day less th  

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

abdullahkhan19

5

1661

11 Aug 2017, 06:42

View the latest post Bounce1987

5
View first unread post 145 people were surveyed to find  

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

desaichinmay22

1

1041

04 Dec 2014, 04:18

View the latest post 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

1328

04 Jun 2011, 03:46

View the latest post WishMasterUA

45
ER
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

18

5051

10 Aug 2017, 03:13

View the latest post bumpbot

10
ER
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

12

2194

19 Oct 2017, 06:37

View the latest post hellosanthosh2k2

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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

1030

01 Jun 2016, 06:38

View the latest post MathRevolution

8
ER
View first unread post 2^(x+y)/2^(x-y)=?  

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

MathRevolution

15

1457

31 Jul 2017, 09:34

View the latest post Bunuel

1
ER
View first unread post 2^a*2^b<4?  

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

MathRevolution

3

450

08 Jan 2017, 18:09

View the latest post MathRevolution

2
ER
View first unread post 2^m*2^n=?  

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

MathRevolution

3

432

10 Oct 2016, 05:53

View the latest post Manonamission

4
ER
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

6

1424

13 Jul 2017, 17:08

View the latest post Nunuboy1994

16
ER
View first unread post 2/3 of all the people who attended a certain party arrived by 8:00 PM.  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: Manhattan GMAT

shasadou

5

2394

26 Aug 2017, 11:19

View the latest post Zoser

14
ER
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

2709

21 May 2016, 04:07

View the latest post bumpbot

9
ER
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

1328

03 May 2016, 19:43

View the latest post mvictor

11
ER
View first unread post 25 integers are written on a board. Are there at least two consecutive  

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

Bunuel

15

1711

25 Dec 2016, 20:53

View the latest post chetan2u

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