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GMAT Data Sufficiency (DS)

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92
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View first unread post 100 Hardest Data Sufficiency Questions  

Tags: Difficulty: 700-Level

Bunuel

15

23656

02 Sep 2014, 20:59

pannakh

131
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View first unread post DS Question Directory by Topic and Difficulty  

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

bb

0

57824

07 Mar 2012, 07:58

bb

5
Experts publish their posts in the topic
View first unread post Is root{x} a prime number?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Number Properties,  Source: Economist GMAT Tutor,  Source: Manhattan GMAT

LM

19

5235

30 Sep 2014, 13:42

Bunuel

View first unread post Is square root X a prime number?  

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1
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View first unread post If a and b are integers, and m is an even integer, is ab/4  

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

Amateur

4

848

30 Sep 2014, 11:56

bumpbot

9
Experts publish their posts in the topic
View first unread post Is 2x - 3y < x^2 ?  

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

metallicafan

13

2548

30 Sep 2014, 11:45

bumpbot

11
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View first unread post Attachment(s) For a circle with center point P, cord XY is the  

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

enigma123

27

4588

30 Sep 2014, 11:29

kalaits

2
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View first unread post If x^2y^3 = 200, what is xy ?  

Tags: Difficulty: 700-Level,  Algebra,  Number Properties

TheSituation

9

6705

30 Sep 2014, 11:15

bumpbot

8
Experts publish their posts in the topic
View first unread post How many factors does the integer X have?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Algebra,  Exponents/Powers

eladshush

13

3059

30 Sep 2014, 11:10

bumpbot

20
Experts publish their posts in the topic
View first unread post Attachment(s) Is sqrt ((x-3)^2) = 3-x?  

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

gmatnub

18

6270

30 Sep 2014, 10:34

Bunuel

1
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View first unread post How many positive prime numbers are less than the integer n?  

Tags: Difficulty: 600-700 Level,  Inequalities,  Number Properties,  Source: GMAT Paper Tests

jsphcal

4

1499

30 Sep 2014, 09:41

bumpbot

Experts publish their posts in the topic
View first unread post In the month of June, a street vendor sold 10% more hot dogs than he  

Tags: Difficulty: 600-700 Level,  Percent and Interest Problems,  Source: Other - Please specify

Bunuel

0

38

30 Sep 2014, 08:17

Bunuel

7
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View first unread post What will be the value of a/b ? Given that a and b are  

Tags: Difficulty: 700-Level,  Algebra,  Source: GMAT Paper Tests

GMATBaumgartner

11

1156

30 Sep 2014, 06:56

bumpbot

View first unread post When the digits of two-digit, positive integer M are reversed, the res  

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

pratikshr

1

46

30 Sep 2014, 05:56

pratikshr

3
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View first unread post To raise funds, a racing team sold T-shirts imprinted with  

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

guerrero25

2

1630

30 Sep 2014, 05:47

pramendrapandeya

42
Experts publish their posts in the topic
View first unread post If x, y and z are integers and xy + z is an odd integer, is  

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

Aleehsgonji

10

2963

30 Sep 2014, 04:10

Afridman1990

2
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View first unread post Attachment(s) Is quadrilateral ABCD a rectangle?  

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

mattce

2

1204

30 Sep 2014, 03:27

bumpbot

Experts publish their posts in the topic
View first unread post Attachment(s) What is the area of the region in which squares ABCD & EFGH?  

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

Gnpth

2

296

30 Sep 2014, 02:44

kamranjkhan

2
View first unread post Martin has worked for the last 30 years. If his average (ari  

Tags: Difficulty: 600-700 Level,  Word Problems

dinesh8

2

1128

30 Sep 2014, 01:57

bumpbot

4
View first unread post Each student at a certain Mathematics exam either solved the hardest p  

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

beef001

5

270

30 Sep 2014, 01:33

shreyagmat

4
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View first unread post Mr. Alex usually starts at 9:00am and reaches his office jus  

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

Asifpirlo

8

1165

30 Sep 2014, 01:19

VeritasPrepKarishma

1
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View first unread post Is the perimeter of equilateral triangle T greater than the perimeter  

Tags: Difficulty: 600-700 Level,  Geometry

rxs0005

3

2518

30 Sep 2014, 01:13

bumpbot

7
Experts publish their posts in the topic
View first unread post Attachment(s) Of the students who eat in a certain cafeteria, each student  

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

dimitri92

10

3518

30 Sep 2014, 00:17

Bunuel

2
Experts publish their posts in the topic
View first unread post If x and y are positive integers, what is the remainder when xy is div  

Tags: Difficulty: 700-Level,  Number Properties,  Remainders,  Source: Manhattan GMAT

clipea12

3

85

30 Sep 2014, 00:05

Bunuel

21
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View first unread post If a and b are positive integers divisible by 6, is 6 the  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors

gmatbull

21

6756

29 Sep 2014, 23:48

Bunuel

5
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View first unread post Attachment(s) In the triangle above, is x > 90? (1) a^2 + b^2 < 15 (2) c>4  

Tags: Difficulty: 600-700 Level,  Geometry

smily_buddy

18

4998

29 Sep 2014, 23:29

bumpbot

50
Experts publish their posts in the topic
View first unread post If x and y are positive integers, what is the greatest  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Source: Manhattan GMAT

carcass

24

6039

29 Sep 2014, 20:23

alphonsa

1
View first unread post At a certain high school there 20 more female sophomores  

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

MensaNumber

2

498

29 Sep 2014, 16:07

dheeraj24

58
Experts publish their posts in the topic
View first unread post Attachment(s) If x is not equal to 0, is |x| less than 1? (1) x/|x|< x  

Go to page: 1, 2, 3, 4 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Source: Economist GMAT Tutor

Hussain15

60

21251

29 Sep 2014, 08:52

earnit

30
Experts publish their posts in the topic
View first unread post Of the 60 animals on a certain farm, 2/3 are either cows or  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Fractions/Ratios/Decimals,  Min/Max Problems,  Word Problems,  Source: GMAT Prep

DenisSh

45

15432

29 Sep 2014, 06:58

KlavdiaTeratai

1
View first unread post The volume of cylinder A is how much more than the volume of cylinder  

Tags: Poor Quality,  Source: Self-made question

DangerPenguin

8

354

29 Sep 2014, 06:37

DangerPenguin

7
Experts publish their posts in the topic
View first unread post Is |x - 6| > 2?  

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

mikemcgarry

6

826

29 Sep 2014, 05:27

earnit

1
Experts publish their posts in the topic
View first unread post If p is a positive integer, what is the value of p?  

Tags: Difficulty: 600-700 Level,  Number Properties

jimmyjamesdonkey

8

4719

28 Sep 2014, 22:46

WoundedTiger

2
View first unread post Sarah is in a room with 6 other children. If the other child  

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

venmic

3

1939

28 Sep 2014, 17:38

bumpbot

201
Experts publish their posts in the topic
View first unread post Attachment(s) Devil's Dozen!!!  

Go to page: 1 ... 5, 6, 7 Tags: Difficulty: Sub-600 Level,  Algebra,  Combinations,  Distance/Rate Problems,  Divisibility/Multiples/Factors,  Number Properties,  Overlapping Sets,  Percent and Interest Problems,  Remainders,  Statistics and Sets Problems,  Word Problems

Bunuel

123

43908

28 Sep 2014, 12:00

ronr34

16
Experts publish their posts in the topic
View first unread post Is x^2*y^4 an integer divisible by 9 ?  

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

seekmba

16

4547

28 Sep 2014, 10:43

earnit

4
View first unread post If x and y are greater than 0, is x = 1 ?  

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

DeeptiM

4

3766

28 Sep 2014, 10:09

bumpbot

3
View first unread post The attendees at a certain convention purchased a total of 15,000  

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

successstory

3

2379

28 Sep 2014, 09:57

bumpbot

17
Experts publish their posts in the topic
View first unread post If x, y and z are positive numbers, is z between x and y?  

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

vcbabu

18

3469

28 Sep 2014, 07:38

Bunuel

4
Experts publish their posts in the topic
View first unread post If n^2/n yields an integer greater than 0, is n divisible by  

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

enigma123

7

2297

28 Sep 2014, 07:13

Bunuel

15
Experts publish their posts in the topic
View first unread post Attachment(s) If p is a positive odd integer, what is the remainder when p  

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

BANON

13

7987

28 Sep 2014, 06:29

bumpbot

4
Experts publish their posts in the topic
View first unread post If s^4*v^3*x^7 < 0 , is svx < 0? 1) v < 0 2) x >  

Tags: Difficulty: 700-Level,  Exponents/Powers

rahulms

10

1200

28 Sep 2014, 04:38

bumpbot

2
Experts publish their posts in the topic
View first unread post Is |x + y| > |x - y| ?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Pill

sonaml

1

107

28 Sep 2014, 04:32

Bunuel

9
Experts publish their posts in the topic
View first unread post What is the value of |x| ?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Source: Official Guide

Bunuel

19

5320

27 Sep 2014, 11:39

Bunuel

5
Experts publish their posts in the topic
View first unread post Attachment(s) Is ABCD a Rombus 1 ABCD is a Square 2. ABCD diagonals bisect  

Tags: Difficulty: 600-700 Level,  Geometry

rxs0005

12

2397

27 Sep 2014, 11:17

IanStewart

View first unread post Ab value  

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3
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View first unread post On Jane's credit card account, the average daily balance for 30-day bi  

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

Ibodullo

15

4274

27 Sep 2014, 04:52

Bunuel

4
Experts publish their posts in the topic
View first unread post If n is a positive integer greater than 2, n=?  

Tags: Difficulty: 700-Level,  Number Properties

stunn3r

3

806

27 Sep 2014, 04:38

thefibonacci

9
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View first unread post In the xy plane, at what points does the graph of y=  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: GMAT Prep

JimmyWorld

22

6458

27 Sep 2014, 04:26

Bunuel

View first unread post In the xy-plane, at what two points does the graph of y=(x+a)(x+b)  

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