GMAT Club Forum

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Complete 1000 GMAT Data Sufficiency Series (DS-1000 Series) Questions

Bunuel

25 Oct 2022, 08:11

55

7

24,516

by: unicornilove

22 May 2024, 11:49

ER

100 Hardest and easiest questions for DS as of May 2024

Bunuel

21 Aug 2015, 03:42

775

19

162,711

by: bumpbot

28 Nov 2023, 14:32

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DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,422

0

449,093

by: bb

07 Mar 2012, 08:58

ER

If n is a positive integer and k = 5.1*10^n, what is the value of k?

555-605 Level | Exponents

555-605 Level | Exponents hide tags

1, 2

MHIKER

09 Mar 2011, 07:52

293

21

47,433

by: bumpbot

18 Dec 2023, 10:41

ER

What is the average (arithmetic mean) annual salary of the 6 employees

605-655 Level | Statistics and Sets Problems

605-655 Level | Statistics and Sets Problems hide tags

1, 2

Bunuel

03 Aug 2018, 11:13

168

21

41,760

by: bumpbot

18 Dec 2023, 20:55

ER

A group consisting of several families visited an amusement park where

605-655 Level | Word Problems

605-655 Level | Word Problems hide tags

1, 2

Bunuel

16 Jun 2016, 06:03

289

21

41,043

by: angadpas28

30 Dec 2023, 01:09

ER

Mrs. K is paid at a reduced rate for contracts completed

705-805 Level | Arithmetic +2 tags

705-805 Level | Arithmetic, Inequalities, Percent and Interest Problems hide tags

1, 2

AbhayPrasanna

24 May 2010, 00:56

25

21

7,889

by: bumpbot

09 Jan 2024, 10:38

ER

If d is a positive integer and f is the product of the first 30 positi

605-655 Level | Exponents +2 tags

605-655 Level | Exponents, Multiples and Factors, Number Properties hide tags

1, 2

enigma123

28 Jan 2012, 18:13

457

21

51,646

by: Bunuel

18 Jan 2024, 13:17

ER

If x is a positive number, is x an even integer?

705-805 Level | Number Properties

705-805 Level | Number Properties hide tags

1, 2

Ellipse

26 Aug 2012, 06:24

149

21

29,544

by: bumpbot

23 Jan 2024, 03:26

ER

If the prime numbers p and t are the only prime factors of

655-705 Level | Multiples and Factors, Number Properties

655-705 Level | Multiples and Factors, Number Properties hide tags

1, 2

phoenixgmat

26 Oct 2009, 14:53

167

21

25,486

by: bumpbot

21 Feb 2024, 22:42

ER

If Bob produces 36 or fewer in a week, he is paid X dollars

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

1, 2

msunny

20 Dec 2009, 06:55

304

21

52,248

by: nisen20

05 Mar 2024, 10:55

ER

An estimate of an actual data value has an error of p percent if p = |

805+ Level | Arithmetic +2 tags

805+ Level | Arithmetic, Percent and Interest Problems, Word Problems hide tags

1, 2

parkhydel

28 Apr 2020, 05:06

442

21

34,720

by: Bunuel

10 Mar 2024, 02:27

ER

If k is a positive integer and n = k(k + 7), is n divisible by 6?

605-655 Level | Multiples and Factors, Remainders

605-655 Level | Multiples and Factors, Remainders hide tags

1, 2

Jem2905

02 Nov 2013, 14:01

321

21

59,735

by: bumpbot

13 Mar 2024, 09:29

ER

If n is a positive integer, is n^3 n divisible by 4 ?

605-655 Level | Multiples and Factors, Number Properties

605-655 Level | Multiples and Factors, Number Properties hide tags

1, 2

bambazoon

18 Aug 2009, 08:53

228

21

44,386

by: bumpbot

22 Mar 2024, 09:54

ER

If x is an integer, is (x^2+1)(x+5) an even number?

505-555 Level | Multiples and Factors, Number Properties

505-555 Level | Multiples and Factors, Number Properties hide tags

1, 2

mybudgie

04 Nov 2010, 18:37

226

21

58,924

by: bumpbot

23 Mar 2024, 06:04

ER

Of the four numbers represented on the number line above, is

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

1, 2

devinawilliam83

29 Feb 2012, 21:50

395

21

56,503

by: bumpbot

11 Apr 2024, 11:27

ER

If q, s, and t are all different numbers, is q < s < t ?

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

1, 2

AbdurRakib

19 Jun 2017, 04:44

1,272

21

73,494

by: bumpbot

15 Apr 2024, 16:54

ER

Each of the 45 books on a shelf is written either in English or in Spa

605-655 Level | Overlapping Sets, Probability

605-655 Level | Overlapping Sets, Probability hide tags

1, 2

AJ1012

23 Dec 2015, 14:16

340

21

44,740

by: bumpbot

27 Apr 2024, 12:17

ER

If P is a set of integers and 3 is in P, is every positive

705-805 Level | Multiples and Factors, Statistics and Sets Problems

705-805 Level | Multiples and Factors, Statistics and Sets Problems hide tags

1, 2

Caffmeister

02 Jul 2010, 10:24

125

21

20,876

by: bumpbot

14 May 2024, 10:12

ER

Is |x| = y + z?

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

1, 2

pgmat

05 Jun 2012, 16:38

30

21

14,261

by: bumpbot

31 May 2024, 12:31

ER

When integer A divide by 79 remainder is X and when integer B divided

805+ Level | Multiples and Factors, Remainders

805+ Level | Multiples and Factors, Remainders hide tags

1, 2

Harley1980

20 Apr 2015, 23:12

29

22

5,441

by: bumpbot

01 Mar 2019, 16:17

ER

Is a^2*b > 0?

655-705 Level | Absolute Values, Inequalities

655-705 Level | Absolute Values, Inequalities hide tags

1, 2

iamba

17 Jun 2007, 21:58

23

22

6,673

by: bumpbot

25 Oct 2021, 13:29

ER

Is x an integer greater than 1?

805+ Level | Inequalities, Number Properties

805+ Level | Inequalities, Number Properties hide tags

1, 2

duahsolo

25 Oct 2016, 15:12

16

22

5,441

by: bumpbot

25 Dec 2021, 08:46

ER

Is |x| + |x - 1| = 1? (1) x ≥ 0 (2) x ≤ 1

605-655 Level | Absolute Values, Inequalities

605-655 Level | Absolute Values, Inequalities hide tags

1, 2

abhi758

16 Mar 2010, 03:43

58

22

15,806

by: bumpbot

10 Jul 2022, 22:59

ER

Is ABCD rectangular

655-705 Level | Geometry

655-705 Level | Geometry hide tags

1, 2

skamal7

20 Jul 2013, 09:46

54

22

9,479

by: bumpbot

05 Feb 2023, 00:14

ER

The figure above shows a portion of a road map on which the measures

555-605 Level | Geometry

555-605 Level | Geometry hide tags

1, 2

Bunuel

26 Apr 2019, 07:48

174

22

21,973

by: bumpbot

06 Mar 2023, 19:01

ER

Sequence S consists of 24 nonzero integers. If each term in

805+ Level | Sequences

805+ Level | Sequences hide tags

1, 2

zisis

07 Aug 2010, 12:34

51

22

17,189

by: bumpbot

25 Mar 2023, 23:08

ER

Is triangle ABC obtuse angled?

805+ Level | Geometry

805+ Level | Geometry hide tags

1, 2

Tornikea

05 Aug 2015, 12:45

163

22

15,848

by: avigutman

23 Apr 2023, 07:05

ER

A box of doughnuts contains glazed, cream-filled, and jelly

655-705 Level | Probability

655-705 Level | Probability hide tags

1, 2

Nsentra

02 Sep 2006, 17:00

42

22

15,229

by: BlueDefender

02 May 2023, 09:19

ER

Set A consists of 25 distinct numbers. We pick n numbers

655-705 Level | Probability

655-705 Level | Probability hide tags

1, 2

Bunuel

11 Jan 2010, 00:29

48

22

21,505

by: bumpbot

03 May 2023, 19:30

ER

What is the probability of selecting a clean number from a s

655-705 Level | Probability

655-705 Level | Probability hide tags

1, 2

GMATT73

26 Oct 2005, 07:52

47

22

21,694

by: bumpbot

25 Jun 2023, 09:39

ER

Is the square root of (x - 5)^2 = 5 - x ? (1) -x|x| > 0 (2) 5 - x > 0

605-655 Level | Absolute Values, Inequalities

605-655 Level | Absolute Values, Inequalities hide tags

1, 2

jjhko

13 Jan 2007, 11:52

289

22

46,360

by: bumpbot

28 Jun 2023, 02:52

ER

Reiko drove from point A to point B at a constant speed, and

805+ Level | Distance and Speed Problems

805+ Level | Distance and Speed Problems hide tags

1, 2

deepakrobi

31 Aug 2012, 19:02

524

22

52,308

by: rn1112

03 Jul 2023, 23:34

ER

In the xy-plane, the straight-line graphs of the three equations above

605-655 Level | Coordinate Geometry

605-655 Level | Coordinate Geometry hide tags

1, 2

Bunuel

23 Jul 2015, 10:47

413

22

46,343

by: bumpbot

12 Jul 2023, 03:38

ER

If Car X followed Car Y across a certain bridge that is 1/2

Sub 505 Level | Distance and Speed Problems

Sub 505 Level | Distance and Speed Problems hide tags

1, 2

Bunuel

13 Aug 2012, 07:09

160

22

34,227

by: Sashank22

06 Aug 2023, 06:31

ER

If x, y, and z are all positive integers, what is the

655-705 Level | Remainders

655-705 Level | Remainders hide tags

1, 2

Maxswe

07 Nov 2012, 14:53

25

22

11,558

by: bumpbot

31 Aug 2023, 20:23

ER

Is a < 0 ? (1) a^3 < a^2 + 2a (2) a^2 > a^3

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

1, 2

bagdbmba

05 Aug 2013, 23:28

34

22

7,670

by: bumpbot

13 Sep 2023, 06:16

ER

Is a > |b|? (1) 2^(a - b) > 16 (2) |a b| < b

805+ Level | Absolute Values +2 tags

805+ Level | Absolute Values, Exponents, Inequalities hide tags

1, 2

EgmatQuantExpert

20 May 2015, 10:32

118

22

15,416

by: bumpbot

23 Sep 2023, 00:50

ER

A certain list, L, contains a total of n numbers, not necessarily dist

655-705 Level | Statistics and Sets Problems

655-705 Level | Statistics and Sets Problems hide tags

1, 2

Bunuel

26 Apr 2019, 03:31

368

22

37,553

by: Abolnasr

22 Oct 2023, 12:37

ER

How many different prime factors does positive integer n have?

705-805 Level | Multiples and Factors, Number Properties

705-805 Level | Multiples and Factors, Number Properties hide tags

1, 2

Bunuel

14 May 2015, 05:25

59

22

13,746

by: bumpbot

04 Nov 2023, 05:14

ER

If a and b are integers, is a^5 < 4^b ? (1) a^3 = –27 (2) b^2 = 16

555-605 Level | Exponents, Inequalities

555-605 Level | Exponents, Inequalities hide tags

1, 2

Bunuel

26 Apr 2019, 02:38

161

22

26,077

by: bumpbot

08 Nov 2023, 10:39

ER

If x is an integer, is 9^x + 9^(-x) = b ? (1) 3^x + 3^(-x) = (b + 2)

555-605 Level | Algebra, Exponents

555-605 Level | Algebra, Exponents hide tags

1, 2

Bunuel

01 Oct 2012, 05:20

222

22

49,133

by: Bunuel

23 Nov 2023, 12:37

ER

Is the standard deviation of the numbers X, Y and Z equal to

505-555 Level | Statistics and Sets Problems

505-555 Level | Statistics and Sets Problems hide tags

1, 2

fozzzy

17 Jan 2013, 06:15

127

22

26,053

by: bumpbot

04 Dec 2023, 23:09

ER

Six countries in a certain region sent a total of 75 representatives

655-705 Level | Min-Max Problems, Word Problems

655-705 Level | Min-Max Problems, Word Problems hide tags

1, 2

LM

27 Apr 2010, 09:57

656

22

100,662

by: bumpbot

13 Dec 2023, 00:41

ER

If x is positive, is x > 3 ? (1) (x - 1)^2 > 4 (2) (x - 2)^2 > 9

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

1, 2

rohitgoel15

16 Apr 2012, 09:42

314

22

73,118

by: bumpbot

18 Dec 2023, 09:43

ER

Material A costs $3 per kilogram, and Material B costs $5 per kilogram

655-705 Level | Mixture Problems

655-705 Level | Mixture Problems hide tags

1, 2

alltimeacheiver

11 Feb 2011, 02:26

531

22

77,603

by: GMATCoachBen

02 Jan 2024, 14:26

ER

If x, y and z are integers and xy + z is an odd integer, is x an even

805+ Level | Number Properties

805+ Level | Number Properties hide tags

1, 2

Aleehsgonji

28 Jul 2009, 22:25

929

22

121,012

by: Bunuel

12 Jan 2024, 11:23

ER

If [x] denotes the least integer greater than or equal to x

555-605 Level | Functions and Custom Characters

555-605 Level | Functions and Custom Characters hide tags

1, 2

macwanjason

08 May 2012, 05:34

544

22

106,868

by: pyroabhi

11 Feb 2024, 01:16

ER

Jane can paint the wall in J hours, and Bill can paint the

805+ Level | Word Problems, Work and Rate Problems

805+ Level | Word Problems, Work and Rate Problems hide tags

1, 2

Bunuel

20 Nov 2009, 09:37

356

22

36,918

by: bumpbot

01 Mar 2024, 05:17

ER

Is x^2 + y^2 > 100? (1) 2xy < 100 (2) (x + y)^2 > 200

805+ Level | Algebra, Exponents

805+ Level | Algebra, Exponents hide tags

1, 2

arvindg

27 Jan 2011, 08:07

231

22

33,712

by: bumpbot

09 Mar 2024, 08:44

ER

Does there exist an integer d such that x > d > 1 & x/d is an integer?

705-805 Level | Inequalities, Number Properties

705-805 Level | Inequalities, Number Properties hide tags

1, 2

noyaljoseph

24 Jan 2016, 20:47

46

22

8,815

by: bumpbot

14 Mar 2024, 01:00

ER

In how many ways can a coach select a 4-person university team from a

505-555 Level | Combinations +2 tags

505-555 Level | Combinations, Statistics and Sets Problems, Word Problems hide tags

1, 2

pate13

24 Aug 2015, 17:49

58

22

13,404

by: bumpbot

15 Mar 2024, 01:38

ER

The GMAT is scored on a scale of 200 to 800 in 10 point incr

805+ Level | Statistics and Sets Problems, Word Problems

805+ Level | Statistics and Sets Problems, Word Problems hide tags

1, 2

enigma123

22 Nov 2011, 16:40

341

22

30,347

by: bumpbot

27 Mar 2024, 03:55

Data Sufficiency (DS)