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GMAT Data Sufficiency (DS)

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79
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

3

12438

07 Dec 2015, 09:09

kongaharsha

394
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

115674

07 Mar 2012, 08:58

bb

Topics

6
View first unread post If a is a positive integer, is 105 divisible by a?  

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

goodyear2013

3

749

17 May 2016, 02:13

bumpbot

1
Experts publish their posts in the topic
View first unread post The total charge to rent a car for one day from Company J consists of  

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

Silviax

5

250

17 May 2016, 01:58

AverageGuy123

4
Experts publish their posts in the topic
View first unread post Automobile A is traveling at two-thirds the speed that Automobile B  

Tags: Difficulty: Sub-600 Level,  Distance/Rate Problems,  Source: Princeton Review

Stardust Chris

3

691

16 May 2016, 23:56

bumpbot

58
Experts publish their posts in the topic
View first unread post Is (7x)^1/2 an integer?  

Tags: Difficulty: 700-Level,  Number Properties,  Roots,  Source: Kaplan

alex1233

17

5863

16 May 2016, 23:51

max0010

1
Experts publish their posts in the topic
View first unread post A migrating bird flew across a lake at an average speed of 18 meters p  

Tags: Difficulty: 600-700 Level,  Distance/Rate Problems,  Source: GMAT Prep EP 2

shasadou

1

139

16 May 2016, 23:37

chetan2u

9
Experts publish their posts in the topic
View first unread post sqrt{ABC} = 504. Is B divisible by 2?  

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

12345678

29

3442

16 May 2016, 23:14

chetan2u

24
Experts publish their posts in the topic
View first unread post For all numbers t, let //t// be defined as the greatest  

Tags: Difficulty: 700-Level,  Functions and Custom Characters,  Number Properties,  Source: Knewton

martie11

18

5168

16 May 2016, 23:08

chetan2u

11
Experts publish their posts in the topic
View first unread post Is (x^-1-y^-1)/(x^-2-y^-2)>1?  

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

excelingmat

12

563

16 May 2016, 20:26

MathRevolution

6
Experts publish their posts in the topic
View first unread post Given that x, y, z are distinct integers and that xyz ≠ 0, what is the  

Tags: Difficulty: 700-Level,  Algebra

eladshush

4

1210

16 May 2016, 20:24

MathRevolution

6
Experts publish their posts in the topic
View first unread post When 120 is divided by single-digit integer m the remainder is  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Divisibility/Multiples/Factors,  Source: Other - Please specify

Harley1980

8

970

16 May 2016, 20:23

MathRevolution

3
Experts publish their posts in the topic
View first unread post The probability that event A occurs is 0.4 and the probability that  

Tags: Difficulty: 700-Level,  Probability,  Source: Math Revolution

MathRevolution

2

154

16 May 2016, 20:01

MathRevolution

Experts publish their posts in the topic
View first unread post Is x < y?  

Tags: Difficulty: 600-700 Level,  Inequalities

Lolaergasheva

5

1228

16 May 2016, 19:28

pvikas

107
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View first unread post Are at least 10 percent of the people in Country X who are  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Word Problems,  Source: GMAT Prep

enigma123

23

20864

16 May 2016, 18:29

shadowfax1

7
Experts publish their posts in the topic
View first unread post A telephone station has x processors, each of which can process a maxi  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Official Guide

Bunuel

4

860

16 May 2016, 18:21

nicoguillenb

11
Experts publish their posts in the topic
View first unread post Attachment(s) At a certain wedding, the bar served only beer and wine. If 320 people  

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

shasadou

6

769

16 May 2016, 10:32

Bunuel

2
Experts publish their posts in the topic
View first unread post If p is a positive odd integer, what is the remainder when p is..  

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

debbiem

2

130

15 May 2016, 21:30

MathRevolution

4
Experts publish their posts in the topic
View first unread post Attachment(s) The rectangular rug shown in the figure above has an accent border.  

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

Bunuel

4

965

15 May 2016, 21:28

MathRevolution

1
Experts publish their posts in the topic
View first unread post If m and n are positive integers, what is the units' digit of..  

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

debbiem

3

139

15 May 2016, 21:27

MathRevolution

1
Experts publish their posts in the topic
View first unread post What is the value of x among 25, 26, 30, 35, 36, 40, and x?  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: Math Revolution

MathRevolution

2

163

15 May 2016, 21:11

MathRevolution

1
Experts publish their posts in the topic
View first unread post Two hedge funds reported their performance for the last fiscal year.  

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

gocoder

1

126

15 May 2016, 20:28

chetan2u

2
View first unread post Of the 200 numbers, 16.5% are greater than 40, and 33.3% of  

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

DeeptiM

3

1941

15 May 2016, 17:33

bumpbot

37
Experts publish their posts in the topic
View first unread post The sequence s1, s2, s3,.....sn,...is such that Sn= (1/n) -  

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

metallicafan

21

11914

15 May 2016, 17:15

bumpbot

13
Experts publish their posts in the topic
View first unread post Given that the mean of Set A is 10, what is the range of two  

Tags: Difficulty: Sub-600 Level,  Statistics and Sets Problems,  Source: Kaplan

smartass666

8

4761

15 May 2016, 14:44

rhine29388

1
View first unread post What is the probability that it will rain tomorrow ?  

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

aashu4uiit

6

2575

15 May 2016, 09:46

Divyadisha

View first unread post Is [m][square_root](7x)[/square_root][/m] an integer?  

Tags: 

sahilhanda

0

33

15 May 2016, 09:36

sahilhanda

Experts publish their posts in the topic
View first unread post Attachment(s) A rectangular room has the rectangular shaped rug shown as above figur  

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

MathRevolution

2

149

15 May 2016, 06:15

MathRevolution

1
Experts publish their posts in the topic
View first unread post Attachment(s) In x-y plane, there is a right triangle ABC (∠B=90o). If the length o  

Tags: Difficulty: 600-700 Level,  Functions and Custom Characters,  Source: Math Revolution

MathRevolution

4

146

15 May 2016, 06:13

MathRevolution

12
Experts publish their posts in the topic
View first unread post If ab ≠ 0, is |a-b| > |a+b|?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Prep EP 2

Sallyzodiac

16

512

15 May 2016, 04:27

DBM

View first unread post If t and x are integers, what is the value of x?  

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TurgCorp

0

47

14 May 2016, 23:37

TurgCorp

3
Experts publish their posts in the topic
View first unread post Attachment(s) In the fraction x/y, where x and y are positive integers, wh  

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

burnttwinky

9

2032

14 May 2016, 15:04

bumpbot

44
Experts publish their posts in the topic
View first unread post What is the positive integer n?  

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

enigma123

16

6335

14 May 2016, 14:55

AlexGenkins1234

37
Experts publish their posts in the topic
View first unread post The integers m and p are such that 2<m<p, and m is not a  

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

ravitejapandiri

19

7604

14 May 2016, 13:17

AlexGenkins1234

8
Experts publish their posts in the topic
View first unread post Attachment(s) The three digit positive integer N = a2b is both a multiple  

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

gmattokyo

10

1982

14 May 2016, 12:52

bumpbot

3
View first unread post If N is a positive integer, not including N, how many  

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

rampuria

10

1218

14 May 2016, 12:48

bumpbot

1
View first unread post Is a*b*c divisible by 32?  

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

Juaz

10

2081

14 May 2016, 12:03

bumpbot

14
Experts publish their posts in the topic
View first unread post Attachment(s) If the integers a and n are greater than 1 and the product  

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

dominion

21

3233

14 May 2016, 11:03

bumpbot

10
Experts publish their posts in the topic
View first unread post The average weight of the women in a room is 120 lbs, and  

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

ajit257

8

4650

14 May 2016, 09:36

chetan2u

2
Experts publish their posts in the topic
View first unread post If x and y are nonzero integers, is 18 a factor of xy^2?  

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

Baten80

10

2531

14 May 2016, 08:56

bumpbot

13
Experts publish their posts in the topic
View first unread post At what speed was a train traveling on a trip when it had  

Tags: Difficulty: Sub-600 Level,  Distance/Rate Problems,  Source: Official Guide

Walkabout

8

6213

14 May 2016, 07:52

JeffTargetTestPrep

18
Experts publish their posts in the topic
View first unread post If d denotes a decimal, is d>=0.5 ?  

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

Bunuel

10

4884

14 May 2016, 07:50

ScottTargetTestPrep

27
Experts publish their posts in the topic
View first unread post If n is a positive integer, is (1/10)^n < 0.01?  

Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Inequalities,  Source: Official Guide

tkaelle

16

10049

14 May 2016, 07:47

ScottTargetTestPrep

21
Experts publish their posts in the topic
View first unread post For all z, [z] denotes the least integer greater than or equ  

Tags: Difficulty: 600-700 Level,  Functions and Custom Characters,  Source: Official Guide

Bunuel

8

3328

14 May 2016, 07:40

chetan2u

2
Experts publish their posts in the topic
View first unread post If x and yare positive, is x/y greater than 1 ?  

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

Bunuel

7

3499

14 May 2016, 07:35

JeffTargetTestPrep

8
Experts publish their posts in the topic
View first unread post Attachment(s) In the xy-plane above, is angle QPR a right angle?  

Tags: Difficulty: Sub-600 Level,  Coordinate Geometry,  Geometry,  Source: Official Guide

Bunuel

10

8802

14 May 2016, 06:51

JeffTargetTestPrep

24
Experts publish their posts in the topic
View first unread post Each week a certain salesman is paid a fixed amount equal to  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Official Guide

summer101

19

6812

14 May 2016, 06:24

JeffTargetTestPrep

34
Experts publish their posts in the topic
View first unread post If [x] denotes the greatest integer less than or equal to x  

Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Functions and Custom Characters,  Source: Official Guide

musabber

21

19905

14 May 2016, 06:20

JeffTargetTestPrep

12
Experts publish their posts in the topic
View first unread post Marcia's bucket can hold a maximum of how many liters of wat  

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

Walkabout

11

5292

14 May 2016, 06:17

JeffTargetTestPrep

18
Experts publish their posts in the topic
View first unread post Is rst = 1 ?  

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

loki

21

6587

14 May 2016, 06:15

JeffTargetTestPrep

2
Experts publish their posts in the topic
View first unread post If the two floors in a certain building are 9 feet apart  

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

Bunuel

5

7809

14 May 2016, 06:09

ScottTargetTestPrep

18
Experts publish their posts in the topic
View first unread post If k is an integer such that 56 < k < 66, what is the value  

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

Walkabout

9

7002

14 May 2016, 05:59

JeffTargetTestPrep

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