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GMAT Data Sufficiency (DS)

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95
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View first unread post 100 Hardest Data Sufficiency Questions  

Tags: Difficulty: 700-Level

Bunuel

15

24952

02 Sep 2014, 20:59

pannakh

139
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

59824

07 Mar 2012, 07:58

bb

6
Experts publish their posts in the topic
View first unread post In a certain class, one student is to be selected at random  

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

targetMBA11

7

2727

21 Oct 2014, 15:58

Bunuel

2
Experts publish their posts in the topic
View first unread post How many odd integers are greater than the integer x and less than the  

Tags: Difficulty: Sub-600 Level,  Number Properties,  Source: GMAT Prep

ugimba

17

4041

21 Oct 2014, 15:53

Bunuel

1
Experts publish their posts in the topic
View first unread post What percent of a group of people are women with red hair?  

Tags: Difficulty: 600-700 Level,  Arithmetic,  Percent and Interest Problems,  Source: Official Guide

perseverant

5

3455

21 Oct 2014, 15:49

Bunuel

1
Experts publish their posts in the topic
View first unread post If x, y and z are distinct prime numbers..  

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

vomhorizon

4

1834

21 Oct 2014, 15:22

bumpbot

59
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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

62

21901

21 Oct 2014, 14:46

earnit

1
Experts publish their posts in the topic
View first unread post At the beginning of last year, Tony's Auto Dealership had  

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

rockroars

5

1739

21 Oct 2014, 14:20

bumpbot

17
Experts publish their posts in the topic
View first unread post Attachment(s) Is (x^7)(y^2)(z^3) > 0 ? (1) yz < 0 (2) xz > 0  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Exponents/Powers,  Inequalities,  Source: GMAT Club Tests

TheGmatTutor

28

7789

21 Oct 2014, 12:12

Thoughtosphere

9
Experts publish their posts in the topic
View first unread post If p<q and p<r, is pqr<p? (1) pq<0 (2) pr<0  

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

tinki

17

2884

21 Oct 2014, 12:02

Thoughtosphere

1
View first unread post Do the two circles with centres X and Y touch each other externally?  

Tags: Difficulty: 700-Level,  Geometry

pran21

6

330

21 Oct 2014, 09:00

speedilly

Experts publish their posts in the topic
View first unread post If y and z are nonzero integers, is the square of (y + z) even? (1) y  

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

Bunuel

0

39

21 Oct 2014, 08:32

Bunuel

1
Experts publish their posts in the topic
View first unread post If x and y are integers, is the value of x(y + 1) even?  

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

fozzzy

4

1258

21 Oct 2014, 08:27

bumpbot

46
Experts publish their posts in the topic
View first unread post Attachment(s) The table below shows the results of a survey of 100 voters  

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

samrand

22

11191

21 Oct 2014, 08:25

Venkitaraman

Experts publish their posts in the topic
View first unread post Is the positive integer x odd?  

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

Bunuel

0

35

21 Oct 2014, 08:10

Bunuel

2
Experts publish their posts in the topic
View first unread post If m, n, and p are integers, is m + n odd?  

Tags: Difficulty: 700-Level,  Number Properties

ichauhan.gaurav

3

984

21 Oct 2014, 08:06

bumpbot

Experts publish their posts in the topic
View first unread post If w, y, and z are positive integers, and w = y – z, is w a perfect  

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

Bunuel

0

25

21 Oct 2014, 08:00

Bunuel

2
Experts publish their posts in the topic
View first unread post The sum of positive integers x and y is 77, what is the  

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

ustureci

7

2429

21 Oct 2014, 07:54

bumpbot

5
Experts publish their posts in the topic
View first unread post If m, r, x and y are positive, the ratio of m to r equal  

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

LM

10

3906

21 Oct 2014, 07:17

bumpbot

1
Experts publish their posts in the topic
View first unread post If x^2+y^2=1, is x+y=1 ? (1) xy=0 (2) y=0  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Algebra

rraggio

23

7080

21 Oct 2014, 07:17

mhngo

View first unread post Is a*b*c divisible by 32?  

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

Juaz

9

1060

21 Oct 2014, 07:14

email2vm

12
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

8

5731

21 Oct 2014, 07:12

bumpbot

5
Experts publish their posts in the topic
View first unread post Attachment(s) The area of the right triangle ABC is 4 times greater than  

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

enigma123

5

2931

21 Oct 2014, 06:56

bumpbot

5
Experts publish their posts in the topic
View first unread post Attachment(s) Is p^2q > pq^2?  

Tags: Difficulty: 700-Level,  Inequalities

Manhnip

9

1120

21 Oct 2014, 06:16

bumpbot

6
Experts publish their posts in the topic
View first unread post If x and y are nonzero integers, is (x^(-1) + y^(-1))^(-1) >  

Tags: Difficulty: 700-Level,  Exponents/Powers,  Inequalities,  Source: Manhattan GMAT

ajit257

8

3654

21 Oct 2014, 06:12

bumpbot

36
Experts publish their posts in the topic
View first unread post Is |x| < 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| 0  

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

yezz

32

9953

21 Oct 2014, 05:25

Bunuel

8
Experts publish their posts in the topic
View first unread post If P is a set of integers and 3 is in P, is every positive  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Statistics and Sets Problems,  Source: Princeton Review

Caffmeister

7

3945

21 Oct 2014, 02:33

sunaimshadmani

View first unread post If when k is rounded to the nearest unit, the result is equal to the e  

Tags: Difficulty: 700-Level,  Number Properties,  Source: Economist GMAT Tutor

goodyear2013

2

137

21 Oct 2014, 01:44

goodyear2013

7
Experts publish their posts in the topic
View first unread post Attachment(s) what is the greatest possible value of the function f(x)?  

Tags: Difficulty: Sub-600 Level,  Functions and Custom Characters,  Source: Princeton Review

venkateshreddy

5

564

21 Oct 2014, 00:46

vinraj

1
Experts publish their posts in the topic
View first unread post Is the range of integers 6, 3, y, 4, 5, and x greater than  

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

jimmyjamesdonkey

5

2235

21 Oct 2014, 00:13

Bunuel

154
Experts publish their posts in the topic
View first unread post Attachment(s) The Discreet Charm of the DS  

Go to page: 1 ... 6, 7, 8 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Algebra,  Arithmetic,  Fractions/Ratios/Decimals,  Functions and Custom Characters,  Inequalities,  Number Properties,  Statistics and Sets Problems,  Word Problems,  Work/Rate Problems,  Source: GMAT Club Tests

Bunuel

157

50268

20 Oct 2014, 23:56

Bunuel

2
View first unread post If n and p are integers, is p > 0?  

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

gvogelei

6

1759

20 Oct 2014, 23:53

Thoughtosphere

10
Experts publish their posts in the topic
View first unread post If a and b are integers, and a not= b, is |a|b > 0? (1)  

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

mm007

15

4815

20 Oct 2014, 22:23

Thoughtosphere

1
Experts publish their posts in the topic
View first unread post Is |n| < 1 ?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Exponents/Powers,  Inequalities,  Source: Manhattan GMAT

Bunuel

1

105

20 Oct 2014, 21:47

WoundedTiger

1
Experts publish their posts in the topic
View first unread post What is the value of 2x/3y?  

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

Bunuel

3

127

20 Oct 2014, 21:33

WoundedTiger

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,  Inequalities,  Source: Manhattan GMAT

Bunuel

1

89

20 Oct 2014, 21:27

WoundedTiger

21
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View first unread post If xy 0, is x > y? (1) 4x = 3y (2) |y - x| = x - y  

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

Economist

20

3308

20 Oct 2014, 21:26

dhanyamv88

Experts publish their posts in the topic
View first unread post Is 5^n < 0.04?  

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

Bunuel

1

83

20 Oct 2014, 21:15

WoundedTiger

18
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

19

3741

20 Oct 2014, 21:08

Thoughtosphere

1
Experts publish their posts in the topic
View first unread post On Sunday morning, a printing press printed its newspapers at a consta  

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

Bunuel

3

187

20 Oct 2014, 12:19

IVIE1982

1
View first unread post If xy >=0, what is the value of 1/x + 1/y ?  

Tags: Difficulty: 600-700 Level,  Algebra

imaru

2

2183

20 Oct 2014, 09:41

bumpbot

5
Experts publish their posts in the topic
View first unread post If k is a positive integer, What is the remainder when 2^k is divided  

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

Baten80

7

2831

20 Oct 2014, 08:31

ak1802

6
Experts publish their posts in the topic
View first unread post If x^2y^3 = 200, what is xy ?  

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

TheSituation

12

6952

20 Oct 2014, 08:28

Rca

206
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

125

45068

20 Oct 2014, 08:04

Bunuel

396
Experts publish their posts in the topic
View first unread post Attachment(s) Inequality and absolute value questions from my collection  

Go to page: 1 ... 14, 15, 16 Tags: Difficulty: Sub-600 Level,  Absolute Values/Modules,  Inequalities

Bunuel

319

105184

20 Oct 2014, 05:56

Bunuel

6
Experts publish their posts in the topic
View first unread post If x and y are positive integers, what is the remainder when  

Tags: Difficulty: 600-700 Level,  Remainders

banksy

9

3016

20 Oct 2014, 05:25

Bunuel

57
Experts publish their posts in the topic
View first unread post If the graph of y = x^2 + ax + b passes through the points  

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

aeros232

27

9928

20 Oct 2014, 05:18

shivdeepmodi

5
Experts publish their posts in the topic
View first unread post Attachment(s) Of the 25 cars sold at a certain dealership yesterday, some  

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

yangsta8

8

4956

20 Oct 2014, 01:24

Bunuel

3
Experts publish their posts in the topic
View first unread post If the units digit of integer n is greater than 2, what is  

Tags: Difficulty: Sub-600 Level,  Fractions/Ratios/Decimals,  Source: Official Guide

Bunuel

9

4104

19 Oct 2014, 20:16

bumpbot

4
Experts publish their posts in the topic
View first unread post The attendees at a certain convention purchased a total of 15,000 book  

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

shehreenquayyum

11

965

19 Oct 2014, 19:47

VeritasPrepKarishma

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