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GMAT Data Sufficiency (DS)

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158
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

4

24550

28 Dec 2016, 08:49

bumpbot

506
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View first unread post DS Question Directory by Topic and Difficulty  

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148492

07 Mar 2012, 07:58

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Topics

3
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View first unread post How many numbers of this sequence of 342 numbers are odd?  

Tags: Difficulty: 600-700 Level,  Sequences

Asifpirlo

5

1249

09 Jan 2014, 05:38

unceldolan

2
View first unread post Attachment(s) A pagoda “P” is situated on an apex of a hill at a height of  

Tags: Difficulty: 700-Level,  Word Problems

Asifpirlo

9

1347

17 Feb 2014, 04:23

jlgdr

2
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View first unread post Is xyz = 1?  

Tags: Difficulty: Sub-600 Level,  Algebra

Asmn

2

1277

24 Oct 2015, 06:50

bumpbot

3
View first unread post Attachment(s) A certain aquarium contains only goldfish and angelfish. If  

Tags: Difficulty: Sub-600 Level,  Overlapping Sets,  Source: Economist GMAT Tutor

Asmn

1

1053

03 Nov 2013, 01:02

MacFauz

4
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View first unread post The net value of a certain stock increased at a constant  

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AtifS

4

1645

11 Jun 2014, 00:42

VeritasPrepKarishma

2
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View first unread post X, Y > 0, If X^3 = Y, is Y a fraction? (1) X^2 is a  

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AtifS

7

2086

29 Apr 2014, 00:09

Bunuel

3
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View first unread post A turtle is crossing a field, how many meters total did he  

Tags: Difficulty: 600-700 Level,  Number Properties,  Word Problems

AtifS

2

5249

06 Mar 2010, 05:59

AtifS

View first unread post If x and y are positive integers such that the product of x  

Tags: Difficulty: 700-Level

Atrain13gm

8

1620

20 Oct 2010, 18:17

vitamingmat

8
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View first unread post If p, q, r, and s are non-zero numbers, is pr/qs > r/q?  

Tags: Difficulty: 700-Level,  Inequalities

Aurion

4

1878

29 Aug 2014, 04:08

Bunuel

View first unread post Is x^2-y^2 divisible by 8? (1)x and y are even integers. (2) x is divi  

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AustinKL

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109

28 Jan 2017, 19:42

Vyshak

2
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View first unread post A new electric car company holds a limited-time sales event. On the fi  

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AustinKL

2

112

24 Jan 2017, 01:00

chetan2u

View first unread post Are the standard deviations of set A and set B the same? 1) n=6 2) S  

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

AustinKL

0

6

21 Feb 2017, 16:46

AustinKL

View first unread post If the median and the average (arithmetic mean) of 4 different numbers  

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

AustinKL

0

3

21 Feb 2017, 16:48

AustinKL

View first unread post A certain company's profit is comprised of the profits of the 3 divisi  

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AustinKL

0

3

21 Feb 2017, 16:49

AustinKL

View first unread post What is the volume of a certain rectangular solid? (1)The surface area  

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AustinKL

1

81

10 Feb 2017, 03:52

0akshay0

View first unread post If x any y are positive integers,is x even? (1) x^2+y^2=98 (2) x=y  

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

AustinKL

4

169

29 Jan 2017, 20:21

saswata4s

3
View first unread post A bake sale sells only individual cupcakes and boxes of cookies.  

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

AustinKL

1

55

17 Feb 2017, 22:38

Vyshak

2
View first unread post A sequence An is there such that An=(An-1)-(An-2) where n are integers  

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

AustinKL

1

73

18 Feb 2017, 01:31

vitaliyGMAT

1
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View first unread post If |a+1|=|b-1|, what is the value of a-b? (1) ab>0  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: Math Revolution

AustinKL

3

128

18 Feb 2017, 09:00

chetan2u

2
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View first unread post If x≠0, is |x|<1? (1) x^2/|x| > x  

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

AustinKL

2

87

18 Feb 2017, 07:06

Bunuel

1
View first unread post Does ts/k>0? (1) ts/(k^2)>0 (2) k>t+s  

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

AustinKL

1

62

18 Feb 2017, 10:18

rohit8865

View first unread post Is w less than y?  

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

AustinKL

2

122

24 Jan 2017, 23:57

AustinKL

1
View first unread post When the product of the digits of the two-digit positive integer x is  

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AustinKL

1

117

02 Feb 2017, 03:54

sb0541

2
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View first unread post Attachment(s) If a^4>b^4, is a>b?  

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

AustinKL

8

220

19 Feb 2017, 00:23

chetan2u

3
View first unread post In year x, it rained on 40% of all Mondays and 20% of all Tuesdays. On  

Tags: Difficulty: 700-Level,  Percent and Interest Problems,  Source: Manhattan GMAT

AustinKL

2

150

27 Jan 2017, 07:26

AustinKL

View first unread post If a, b, c is an integer, what is value of a+b+c?  

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

AustinKL

3

139

15 Feb 2017, 10:23

Alexey1989x

1
View first unread post For consecutive integers x and y , where x>y , what is the value of  

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

AustinKL

3

138

07 Feb 2017, 16:29

AustinKL

17
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View first unread post What is the value of prime number p ? (1) p+8 is prime.  

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

AustinKL

8

298

09 Feb 2017, 13:05

AnthonyRitz

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View first unread post A market research company surveyed users of the toothpaste industry's  

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

AustinKL

1

101

11 Feb 2017, 23:00

chetan2u

View first unread post What is the sum a+b+c ? (1) x3−x=(x+a)(x+b)(x+c) for all values x (  

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AustinKL

0

66

11 Feb 2017, 21:20

AustinKL

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View first unread post Is x<y<z? 1)|x-1|<y<z+1 2)|x+1|<y<z-1  

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

AustinKL

1

79

20 Feb 2017, 02:00

chetan2u

3
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View first unread post Does 5^x=7^y?  

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

AustinKL

1

124

08 Feb 2017, 03:54

chetan2u

6
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View first unread post Anthony can purchase bagels at $1.99 for a specialty bagel and $15.99  

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

AustinKL

5

151

16 Feb 2017, 10:33

AnthonyRitz

View first unread post At a farmers market, a florist sells only roses, and customers can buy  

Tags: Difficulty: Sub-600 Level,  Algebra,  Word Problems,  Source: Veritas Prep

AustinKL

1

48

20 Feb 2017, 00:23

nailin16

View first unread post During an experiment, Emily collected 11 different temperature reading  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Other - Please specify

AustinKL

1

64

12 Feb 2017, 18:27

adityapareshshah

View first unread post Are x and y both negative numbers? (1) 3x - 3y = 1 (2) x/y  

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Avaneesh

7

3427

01 Oct 2011, 08:04

shashankp27

3
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View first unread post If the average(arithmetic mean) of four numbers is 10 ,how many of the  

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

AverageGuy123

2

1667

23 Feb 2016, 18:16

mvictor

20
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View first unread post Is a > b^2 ?  

Tags: Difficulty: 700-Level,  Exponents/Powers,  Roots

Awli

10

1926

24 Jul 2016, 07:09

Bunuel

11
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View first unread post Attachment(s) In the figure above, is RS || PQ?  

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

Awli

6

1210

10 Sep 2016, 23:43

rohit8865

6
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View first unread post Attachment(s) In the figure above, ST=3. What is the length of RS?  

Tags: Difficulty: 700-Level,  Poor Quality

Awli

4

1007

23 Mar 2015, 21:25

VeritasPrepKarishma

44
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View first unread post Three employees, A, B and C, clean a certain conference room each day.  

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

Awli

10

2705

23 Sep 2016, 22:26

avdgmat4777

4
View first unread post What is the volume, in cubic meters, of the water in a certain  

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

Awli

2

845

18 Oct 2016, 10:30

bumpbot

10
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View first unread post Is x > 0 ?  

Tags: Difficulty: 700-Level,  Inequalities

Awli

5

1144

22 Apr 2015, 07:00

EgmatQuantExpert

16
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View first unread post If y^c = y^d+1 , what is the value of y?  

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

Awli

18

1529

28 Sep 2016, 21:18

VeritasPrepKarishma

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

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

Aximili85

4

2089

30 Aug 2012, 00:48

Bunuel

93
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View first unread post If p is a positive odd integer, what is the remainder when p  

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

BANON

18

20869

06 Jun 2016, 20:11

OptimusPrepJanielle

91
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View first unread post If p and n are positive integers and p > n, what is the  

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

BANON

23

23227

25 Aug 2016, 07:19

Bunuel

85
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View first unread post Attachment(s) For the students in class A, the range of their heights is r  

Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Statistics and Sets Problems,  Word Problems,  Source: GMAT Prep,  Source: GMAT Prep QP1

BANON

21

19398

13 Nov 2016, 05:53

GMATinsight

36
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View first unread post Attachment(s) If r and s are positive integers, is r/s an integer?  

Tags: Difficulty: 600-700 Level,  Divisibility/Multiples/Factors,  Source: GMAT Prep,  Source: GMAT Prep QP1

BANON

18

15720

15 Sep 2016, 06:06

felippemed

15
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View first unread post Beth's bank charges a service fee on a regular checking  

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BANON

4

6424

02 Feb 2016, 12:39

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