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Data Sufficiency (DS)

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Announcements

247
ER
View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

7

33399

29 Jun 2017, 21:57

JTR

589
ER
View first unread post DS Question Directory by Topic and Difficulty  

Tags: Coordinate Geometry

bb

0

169270

07 Mar 2012, 08:58

bb

Topics

4
ER
View first unread post If x > 0 and y < 0, what is the value of x + y?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Source: Princeton Review

aparnaharish

4

1764

25 Jul 2017, 09:46

bumpbot

30
ER
View first unread post Website W receives orders for its products every day. What  

Tags: Difficulty: Sub-600 Level,  Statistics and Sets Problems,  Source: GMAT Prep EP 1

imhimanshu

13

12759

25 Jul 2017, 09:22

sergioas22

6
ER
View first unread post If x is a positive integer, what is the median of the set of consecuti  

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

Bunuel

4

887

25 Jul 2017, 09:19

Sanjay2043

ER
View first unread post Is x > y? (1) |x| > y. (2) x + y > 0.  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: Other - Please specify

Bunuel

3

71

25 Jul 2017, 09:02

Supermaverick

1
ER
View first unread post If O and P are each circular regions, what is the area of the smaller  

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

noTh1ng

6

936

25 Jul 2017, 08:57

susheelh

9
View first unread post Jack wants to use a circular rug on his rectangular office floor to co  

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

AbdurRakib

6

586

25 Jul 2017, 08:49

Mahamudul608

20
ER
View first unread post At a certain picnic, each of the guests was served either a  

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

amod243

12

12233

25 Jul 2017, 07:49

bumpbot

2
ER
View first unread post Is the probability of drawing a 3 from a bag of numbered tiles greater  

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

Bunuel

7

419

25 Jul 2017, 07:35

IanStewart

5
ER
View first unread post The ratio of the number of employees of three companies X, Y  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: GMAT Club Tests

amitsurana

6

2166

25 Jul 2017, 07:11

bumpbot

1
ER
View first unread post A plane averages 60 miles per hour slower than a second plane. If the  

Tags: Difficulty: 600-700 Level,  Distance/Rate Problems,  Source: Other - Please specify

Bunuel

3

201

25 Jul 2017, 07:03

mvictor

29
ER
View first unread post Attachment(s) In the diagram above, if arc ABC is a semicircle, what is  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: Kaplan

Berbatov

18

11828

25 Jul 2017, 06:55

mvictor

10
ER
View first unread post A box contains only red chips, white chips, and blue chips.  

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

Walkabout

7

7665

25 Jul 2017, 06:46

faizanqazi

ER
View first unread post Attachment(s) In the diagram below, AB and CD are parallel to each other. What is  

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

Bunuel

1

58

25 Jul 2017, 05:27

nguyendinhtuong

ER
View first unread post Is x < y^2 ?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Number Properties,  Source: Other - Please specify

RonPurewal

1

97

25 Jul 2017, 05:10

Devbek

4
ER
View first unread post Set A consists of 8 distinct prime numbers. If x is equal to  

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

wastedyouth

5

3975

25 Jul 2017, 05:09

IanStewart

2
ER
View first unread post Is the slope of the line l equal to -1/5?  

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

Bunuel

1

132

25 Jul 2017, 04:58

vaibhav1446

1
ER
View first unread post If (4a)^(1/2) integer, is (a)^(1/2) integer?  

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

Bunuel

4

198

25 Jul 2017, 04:41

Bunuel

9
View first unread post What is the value of x?  

Tags: Difficulty: 600-700 Level,  Algebra,  Divisibility/Multiples/Factors

vageesh

7

2095

25 Jul 2017, 04:21

bumpbot

30
ER
View first unread post If r > 0 and s > 0, is r/s < s/r?  

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

cmugeria

10

11435

25 Jul 2017, 03:49

bumpbot

3
ER
View first unread post If z > 0 is z^(1/3) > z^(1/2) ?  

Tags: Difficulty: Sub-600 Level,  Exponents/Powers,  Inequalities

pran21

3

1376

25 Jul 2017, 03:40

bumpbot

2
View first unread post Is Z > 10 - Z ?  

Tags: Difficulty: 600-700 Level,  Inequalities

Asifpirlo

10

1103

25 Jul 2017, 03:37

12.nehasingh

117
ER
View first unread post If r and s are positive integers, can the fraction r/s be expressed as  

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

asveaass

32

15895

25 Jul 2017, 03:27

bumpbot

8
View first unread post A drawer contains 6 socks. If two socks are randomly  

Tags: Difficulty: 700-Level,  Probability,  Source: GMATPrepNow

GMATPrepNow

4

568

25 Jul 2017, 03:20

laxpro2001

2
View first unread post A room is to be painted by Jane and Sally working together. How long w  

Tags: Difficulty: Sub-600 Level,  Work/Rate Problems,  Source: Other - Please specify

SajjadAhmad

5

420

25 Jul 2017, 02:47

gps5441

2
ER
View first unread post Attachment(s) In the diagram below, P and Q are the centers of the two circles. What  

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

Bunuel

8

401

25 Jul 2017, 01:57

gps5441

ER
View first unread post If x + y + z < 1, is z < −1?  

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

Bunuel

2

49

25 Jul 2017, 01:36

mynamegoeson

1
ER
View first unread post Is u>w? 1) u=∣w∣ 2) w=∣u∣  

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

MathRevolution

5

146

25 Jul 2017, 01:35

pritha.k

1
ER
View first unread post Attachment(s) In the diagram below, P = g + c − e and Q = a + f . What is the value  

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

Bunuel

6

398

25 Jul 2017, 01:34

Shobhit7

ER
View first unread post Mary buys several pencils that cost 30 cents and 24 cents. How many of  

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

MathRevolution

1

34

25 Jul 2017, 01:32

akshayk

ER
View first unread post Attachment(s) What is the area of the quadrilateral ABCD shown in the diagram below?  

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

Bunuel

3

105

25 Jul 2017, 01:26

jedit

ER
View first unread post Attachment(s) In the diagram below, AB and CD are parallel to each other and XY is  

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

Bunuel

1

30

25 Jul 2017, 01:23

kumarparitosh123

ER
View first unread post If x is an integer, what is the value of x?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Exponents/Powers,  Inequalities,  Source: Other - Please specify

Bunuel

1

54

25 Jul 2017, 01:20

mynamegoeson

ER
View first unread post Attachment(s) In the diagram below, what is the measure of ∠BCD?  

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

Bunuel

3

53

25 Jul 2017, 01:12

Bunuel

ER
View first unread post What is the value of x? (1) y ≤ −3x (2) |5x − 1| = x + 7  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: Other - Please specify

Bunuel

1

38

25 Jul 2017, 01:09

mynamegoeson

ER
View first unread post For a certain set of 3 numbers, is the average(arithmetic mean) equal  

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

tirupatibalaji

9

1556

25 Jul 2017, 00:40

mbaaspirant80

6
ER
View first unread post Is the range of the integers 6, 3, y, 4, 5, and x greater th  

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

TomB

12

10148

25 Jul 2017, 00:29

mbaaspirant80

ER
View first unread post If x and y are integers, is x > −9?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: Other - Please specify

Bunuel

0

65

24 Jul 2017, 23:29

Bunuel

1
ER
View first unread post Attachment(s) In the diagram below, AB is parallel to CD and BC is parallel to DF.  

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

Bunuel

0

32

24 Jul 2017, 23:21

Bunuel

ER
View first unread post Attachment(s) In the diagram below, what is the measure of the non-reflex angle form  

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

Bunuel

0

19

24 Jul 2017, 23:19

Bunuel

1
View first unread post If P and Q are positive integers, then is (P+2)(Q-1) an even number?  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: e-GMAT

dramamur

2

72

24 Jul 2017, 22:00

Skywalker18

1
ER
View first unread post Attachment(s) A piece of thread is uniformly strung around a right circular cylinder  

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

Bunuel

2

102

24 Jul 2017, 20:45

Amit989

5
ER
View first unread post If a,b,c, d are distinct even integers and a is prime, is  

Tags: Difficulty: 700-Level,  Number Properties,  Source: Princeton Review

enigma123

8

3667

24 Jul 2017, 20:11

bumpbot

1
ER
View first unread post Is the length of the longest line that can be drawn inside a cube grea  

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

Bunuel

1

56

24 Jul 2017, 18:41

jedit

1
ER
View first unread post Attachment(s) The volume of a right circular cylinder equals half the volume of a  

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

Bunuel

1

68

24 Jul 2017, 17:52

jedit

37
ER
View first unread post Attachment(s) The only gift certificates that a certain store sold  

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

Bunuel

14

8802

24 Jul 2017, 16:56

grassmonkey

2
ER
View first unread post Attachment(s) ABCDEFGH is a regular octagon. What is the area of triangle ABC?  

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

Bunuel

3

146

24 Jul 2017, 13:08

Devbek

1
ER
View first unread post A pathway, 6 meters wide, is to be constructed around the boundary of  

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

Bunuel

1

95

24 Jul 2017, 12:22

Devbek

2
View first unread post Attachment(s) What is the value of 10 percent of y?  

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

BrainLab

4

2997

24 Jul 2017, 12:09

GMATPrepNow

5
ER
View first unread post If m is a positive integer, is √13m an integer? 1) 117m is the square  

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

MathRevolution

3

735

24 Jul 2017, 11:34

bumpbot

View first unread post If n is an integer and 100 < n <200, what is the value  

Tags: Difficulty: 700-Level,  Number Properties,  Source: Power Prep

kirankp

3

1517

24 Jul 2017, 11:23

quantumliner

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