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GMAT Data Sufficiency (DS)

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96
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View first unread post 100 Hardest Data Sufficiency Questions  

Tags: Difficulty: 700-Level

Bunuel

15

25222

02 Sep 2014, 20:59

pannakh

142
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

60120

07 Mar 2012, 07:58

bb

Experts publish their posts in the topic
View first unread post Is 1/8 < n < 1/6 ?  

Tags: Difficulty: Sub-600 Level,  Inequalities

FN

8

796

25 Oct 2014, 06:13

Bunuel

View first unread post Attachment(s) What is the value of x and y in terms of k  

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

vatsavayi

0

17

25 Oct 2014, 04:46

vatsavayi

2
Experts publish their posts in the topic
View first unread post If a and b are both single-digit positive integers, is a + b a multipl  

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

Bunuel

2

80

25 Oct 2014, 04:14

thefibonacci

3
Experts publish their posts in the topic
View first unread post Between 1980 and 1985, Pierre’s investment portfolio increas  

Tags: Difficulty: 700-Level,  Percent and Interest Problems,  Source: Princeton Review

daviesj

9

3034

25 Oct 2014, 04:09

thefibonacci

View first unread post If machine J, working alone at its constant rate, takes 2 minutes to  

Tags: Difficulty: 600-700 Level,  Work/Rate Problems,  Source: GMAT Prep QP1

ajaym28

2

53

25 Oct 2014, 03:55

SaharKhan

4
Experts publish their posts in the topic
View first unread post Given a series of n consecutive positive integers, where n >  

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

enigma123

7

3802

25 Oct 2014, 00:34

thefibonacci

1
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View first unread post Can a batch of identical cookies be split evenly between Laurel and Je  

Tags: Difficulty: Sub-600 Level,  Remainders,  Source: Other - Please specify

Bunuel

1

61

24 Oct 2014, 13:36

pairakesh10

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View first unread post x is a positive number. If 9^x + 9^(x+1) + 9^(x+2) + 9^(x+3) + 9^(x+4)  

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

Bunuel

1

59

24 Oct 2014, 08:48

hunterdonald

5
Experts publish their posts in the topic
View first unread post Five consecutive positive integers are chosen at random  

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

christykarunya

8

1344

24 Oct 2014, 08:17

bumpbot

1
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

4

202

24 Oct 2014, 07:59

intheend14

9
Experts publish their posts in the topic
View first unread post In a sequence of terms in which each term is three times the  

Tags: Difficulty: Sub-600 Level,  Sequences,  Source: Manhattan GMAT

mariyea

9

3430

24 Oct 2014, 07:39

bumpbot

16
Experts publish their posts in the topic
View first unread post If a, b, c, d and e are integers and p=2^a3^b and q=2^c3  

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

enigma123

11

3891

24 Oct 2014, 07:20

bumpbot

3
Experts publish their posts in the topic
View first unread post Attachment(s) In the number 1.4ab5, a and b represent single positive  

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

shinewine

7

1885

24 Oct 2014, 07:18

bumpbot

2
Experts publish their posts in the topic
View first unread post If x and y are positive integers and n = 5^x + 7^(y + 15), what is the  

Tags: Difficulty: 600-700 Level,  Remainders,  Source: Manhattan GMAT

Bunuel

3

137

24 Oct 2014, 04:36

thefibonacci

16
Experts publish their posts in the topic
View first unread post How many odd integers are greater than the integer x and  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Number Properties,  Source: GMAT Prep

Orange08

33

8993

24 Oct 2014, 04:05

thefibonacci

24
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

19

6729

24 Oct 2014, 02:21

Bunuel

1
Experts publish their posts in the topic
View first unread post If S is a set of Four numbers w,x,y, and z, is the range of  

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

vachir

6

2654

24 Oct 2014, 02:06

Bunuel

10
Experts publish their posts in the topic
View first unread post If a is non-negative, is x^2 + y^2 > 4a ?  

Tags: Difficulty: 700-Level,  Inequalities

Marcab

9

1382

24 Oct 2014, 02:00

Bunuel

1
Experts publish their posts in the topic
View first unread post If r, s, and t are all positive integers, what is the remainder of 2^p  

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

Bunuel

2

116

23 Oct 2014, 23:52

WoundedTiger

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

Tags: Difficulty: 700-Level,  Geometry

pran21

7

375

23 Oct 2014, 23:40

vietnammba

12
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View first unread post Attachment(s) If x is a positive number less than 10, is z greater than  

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

amitgovin

13

7773

23 Oct 2014, 17:31

bumpbot

7
Experts publish their posts in the topic
View first unread post For all integers n, n* = n(n – 1). What is the value of x* w  

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

srini123

15

1275

23 Oct 2014, 07:57

intheend14

14
Experts publish their posts in the topic
View first unread post In the rectangular coordinate system, are the points (r,s)  

Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: GMAT Prep

calvinhobbes

14

4418

23 Oct 2014, 06:12

Bunuel

2
Experts publish their posts in the topic
View first unread post If n + k = m, what is the value of k ?  

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

Bunuel

8

4408

23 Oct 2014, 06:09

Bunuel

View first unread post In the rectangular coordinate system  

Tags: 

-

-

-

-

20
Experts publish their posts in the topic
View first unread post Is the positive two-digit integer N less than 40 ?  

Tags: Difficulty: 700-Level,  Arithmetic,  Source: Official Guide

Walkabout

9

4266

23 Oct 2014, 05:20

thefibonacci

2
Experts publish their posts in the topic
View first unread post If t denotes the thousandths digit in the decimal  

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

Bunuel

4

3110

23 Oct 2014, 05:11

bumpbot

401
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 ... 15, 16, 17 Tags: Difficulty: Sub-600 Level,  Absolute Values/Modules,  Inequalities

Bunuel

321

105661

23 Oct 2014, 00:23

Bunuel

9
Experts publish their posts in the topic
View first unread post Attachment(s) In Garfield School, 250 students participate in debate or  

Tags: Difficulty: 700-Level,  Overlapping Sets

enigma123

12

2261

22 Oct 2014, 23:13

Bunuel

2
Experts publish their posts in the topic
View first unread post If among the first ten cyclists who crossed the finish line,  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: GMAT Club Tests

rathoreaditya81

15

2352

22 Oct 2014, 13:38

JusTLucK04

1
Experts publish their posts in the topic
View first unread post A certain high school with a total enrollment of 900  

Tags: Difficulty: 600-700 Level,  Source: GMAT Paper Tests,  Source: Official Guide

gmat620

7

2535

22 Oct 2014, 09:43

bumpbot

214
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

127

45320

22 Oct 2014, 08:49

Bunuel

3
View first unread post Is x > 3y ?  

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

leadout1

5

959

22 Oct 2014, 06:40

bumpbot

2
View first unread post Attachment(s) Does 7x = 14 + 2x?  

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

Yalephd

3

880

22 Oct 2014, 06:39

bumpbot

161
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

159

50601

22 Oct 2014, 06:03

Bunuel

1
Experts publish their posts in the topic
View first unread post A souvenir stand began the day Wednesday with a ratio of 13 hats for  

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

Thoughtosphere

1

101

22 Oct 2014, 03:11

Bunuel

61
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

63

22063

22 Oct 2014, 00:15

Bunuel

Experts publish their posts in the topic
View first unread post Attachment(s) In the rectangular co-ordinate system shown does the line k intersect  

Tags: Difficulty: 600-700 Level,  Coordinate Geometry,  Source: GMAT Prep

excelgmat

13

1676

22 Oct 2014, 00:02

Bunuel

48
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

23

11300

21 Oct 2014, 23:39

VeritasPrepKarishma

7
Experts publish their posts in the topic
View first unread post If a, b and c are integers such that b > a, is b+c > a  

Tags: Difficulty: 700-Level,  Geometry,  Inequalities

sondenso

16

7728

21 Oct 2014, 21:12

Thoughtosphere

1
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

1

78

21 Oct 2014, 20:13

WoundedTiger

1
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

1

86

21 Oct 2014, 20:04

WoundedTiger

2
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

1

90

21 Oct 2014, 19:52

WoundedTiger

View first unread post Attachment(s) Some of the students enrolled at college T are part-time  

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

jimmyjamesdonkey

7

1319

21 Oct 2014, 18:09

ajaym28

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

targetMBA11

7

2785

21 Oct 2014, 15:58

Bunuel

3
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: 700-Level,  Number Properties,  Source: GMAT Prep

ugimba

17

4115

21 Oct 2014, 15:53

Bunuel

2
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

3505

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

1866

21 Oct 2014, 15:22

bumpbot

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