GMAT Data Sufficiency (DS) Forum - Free Practice Questions

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

Bunuel

25 Oct 2022, 08:11

176

15

78,626

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,462

by: bumpbot

16 Sep 2025, 06:05

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DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

487,847

by: bb

29 Aug 2025, 13:27

ER

If m > 0 and n > 0, is (m + x)/(n + x) > m/n?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

LM

03 Apr 2019, 21:35

213

16

32,614

by: bumpbot

21 Apr 2025, 20:39

ER

A certain one-day seminar consisted of a morning session and

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

adarsh12345

01 Sep 2019, 13:33

293

19

68,576

by: bumpbot

17 Apr 2025, 06:52

ER

If N is a positive odd integer, is N prime?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Carcass

27 Jul 2017, 08:02

238

16

34,457

by: bumpbot

09 Apr 2025, 10:41

ER

Is the number of members of Club X greater than the number of members

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

TomB

05 Mar 2012, 18:06

557

15

80,736

by: bumpbot

07 Apr 2025, 11:04

ER

Stations X and Y are connected by two separate, straight, parallel

705-805 (Hard) | Distance and Speed Problems

705-805 (Hard) | Distance and Speed Problems hide tags

1, 2

tenaman10

29 Mar 2009, 20:09

559

21

68,928

by: mbasimp

03 Apr 2025, 01:43

ER

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

605-655 (Medium) | Probability

605-655 (Medium) | Probability hide tags

1, 2

Bunuel

09 Jul 2013, 15:29

58

22

24,789

by: bumpbot

02 Apr 2025, 23:15

ER

What is the volume of a certain rectangular solid?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

1, 2

amod243

14 Dec 2012, 05:52

522

20

70,099

by: bumpbot

02 Apr 2025, 18:32

ER

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

605-655 (Medium) | Multiples and Factors, Number Properties

605-655 (Medium) | Multiples and Factors, Number Properties hide tags

1, 2

bambazoon

18 Aug 2009, 08:53

248

21

54,299

by: bumpbot

28 Mar 2025, 10:00

ER

If n is an integer greater than 1 is 3^n-2^n divisible by 35

805+ (Hard) | Exponents +2 tags

805+ (Hard) | Exponents, Multiples and Factors, Number Properties hide tags

1, 2

Bunuel

28 Apr 2022, 06:57

320

29

29,274

by: bumpbot

27 Mar 2025, 05:12

ER

Are all angles of triangle ABC smaller than 90 degrees?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

GMATPASSION

25 Jun 2013, 02:49

107

19

20,659

by: bumpbot

14 Mar 2025, 03:59

ER

If a merchant purchased a sofa from a manufacturer for $400 and then s

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

26 Apr 2019, 03:33

86

12

25,303

by: bumpbot

12 Mar 2025, 15:42

ER

If x is a positive integer, is x^(1/2) an integer

505-555 (Easy) | Algebra, Roots

505-555 (Easy) | Algebra, Roots hide tags

Bunuel

13 Jan 2014, 01:51

290

15

50,234

by: bumpbot

08 Mar 2025, 20:14

ER

If ab 0, is |a - b| > |a + b|? (1) ab < 0 (2) a > b

605-655 (Medium) | Absolute Values, Inequalities

605-655 (Medium) | Absolute Values, Inequalities hide tags

Sallyzodiac

06 May 2016, 08:46

501

18

65,026

by: bumpbot

11 Feb 2025, 12:07

ER

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

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

1, 2

Bunuel

23 Mar 2025, 02:56

422

22

50,299

by: bumpbot

07 Jan 2025, 10:56

ER

In the xy-plane, does the line with equation y = 3x + 2 contains the

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

1, 2

gaurav2k101

13 Jun 2019, 03:48

901

20

116,715

by: bumpbot

26 Dec 2024, 07:46

ER

If t and x are integers, what is the value of x?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

surupab

18 Apr 2017, 07:32

306

17

54,693

by: bumpbot

07 Nov 2024, 11:12

ER

On the number line, point R has coordinate r and point T has coordinat

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

16 Jun 2016, 05:44

607

17

62,574

by: SirSanguine

12 Sep 2024, 05:32

ER

What is the remainder when the positive integer n is divided by 12?

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

windofchange

29 Oct 2017, 00:32

379

16

93,719

by: bumpbot

05 Sep 2024, 03:21

ER

The figure above represents a box that has the shape of a cube. What i

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

26 Apr 2019, 03:12

71

16

23,389

by: bumpbot

03 Aug 2024, 10:19

ER

What is the value of N?

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Bunuel

09 Feb 2015, 06:42

77

13

15,102

by: GMATGuruNY

25 Jul 2024, 17:09

ER

If the integer y > 6, is x^3y > 56? (1) 4 < x^2 ≤ 9 (2) x^3 + x > x^3

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

18 Mar 2020, 10:41

11

12

3,895

by: bumpbot

31 May 2024, 12:17

ER

If each side of parallelogram P has length 1, what is the area of P ?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

1, 2

Bunuel

26 Apr 2019, 02:40

233

24

33,628

by: bumpbot

24 Feb 2024, 06:10

ER

What is the value of integer x? (M27-14)

805+ (Hard) | Absolute Values +2 tags

805+ (Hard) | Absolute Values, Algebra, Inequalities hide tags

1, 2

LM

16 Jan 2013, 00:51

82

23

13,189

by: bumpbot

28 Dec 2023, 10:08

ER

In the figure shown, the measure of angle PRS is how many degrees grea

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Sylvan

27 Nov 2018, 01:55

420

18

96,774

by: bumpbot

23 Dec 2023, 19:11

ER

Is |a| - |b| < |a - b| ? (1) b^a < 0 (2) |b| > |a|

805+ (Hard) | Absolute Values +2 tags

805+ (Hard) | Absolute Values, Exponents, Inequalities hide tags

1, 2

DHAR

10 Nov 2018, 09:34

48

24

14,623

by: bumpbot

21 Nov 2023, 23:27

ER

In the xy-coordinate plane above, what are the coordinates of point N

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

GMATinsight

28 Apr 2020, 07:55

31

12

14,436

by: bumpbot

17 Nov 2023, 04:50

ER

Set S consists of n consecutive positive integers, each less than 25.

805+ (Hard) | Number Properties, Statistics and Sets Problems

805+ (Hard) | Number Properties, Statistics and Sets Problems hide tags

santorasantu

13 Sep 2015, 09:21

64

17

8,953

by: bumpbot

16 Nov 2023, 17:12

ER

If x, y and z are integers, what is y – z?

605-655 (Medium) | Exponents

605-655 (Medium) | Exponents hide tags

kingflo

21 Jul 2013, 08:14

43

19

11,402

by: bumpbot

08 Nov 2023, 17:26

ER

If the area of a parallelogram is 100, what is the perimeter

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

1, 2

I3igDmsu

29 Jun 2009, 19:20

109

25

35,036

by: bumpbot

26 Oct 2023, 09:34

ER

A circle is drawn within the interior of a rectangle. Does

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

AIMGMAT770

22 Oct 2013, 02:59

162

18

26,778

by: bumpbot

04 Oct 2023, 22:46

ER

Is x > 0? (1) |x + 3| < 4 (2) |x - 3| < 4

505-555 (Easy) | Absolute Values, Inequalities

505-555 (Easy) | Absolute Values, Inequalities hide tags

aniketb

23 Sep 2021, 10:21

13

18

6,861

by: bumpbot

30 Aug 2023, 01:34

ER

If x and y are integers and -x < y < x, does (x^2 - y^2)^(1/2) = x + y

805+ (Hard) | Absolute Values +2 tags

805+ (Hard) | Absolute Values, Coordinate Plane, Number Properties hide tags

1, 2

Bunuel

14 Jun 2017, 05:59

69

21

9,491

by: bumpbot

28 Aug 2023, 11:51

ER

If angle BAD is a right angle, what is the length of side

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

1, 2

chiragatara

16 Jun 2013, 23:53

84

28

34,517

by: bumpbot

28 Aug 2023, 09:39

ER

In the xy-plane, line k passes through the point (1, 1) and line m

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

gautamsubrahmanyam

11 Jun 2010, 07:24

84

14

27,599

by: bumpbot

23 Aug 2023, 13:50

ER

Circle O is inscribed in equilateral triangle ABC, which is

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Hussain15

25 Feb 2018, 06:49

78

19

17,883

by: bumpbot

19 Aug 2023, 06:13

ER

Is (-1,-1) a point on line OQ?

505-555 (Easy) | Coordinate Plane, Geometry

505-555 (Easy) | Coordinate Plane, Geometry hide tags

shivanigs

19 Oct 2012, 03:11

31

19

9,118

by: bumpbot

30 Jul 2023, 06:06

ER

For the triangle shown, where A, B and C are all points on a circle

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

1, 2

enigma123

14 Jul 2021, 13:00

55

23

36,090

by: bumpbot

29 Jul 2023, 23:26

ER

Is |a| > |b|? (1) b < -a (2) a < 0

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

ajit257

07 Feb 2011, 18:38

59

15

18,011

by: bumpbot

28 Jul 2023, 10:27

ER

Is the integer 2b divisible by 6 ?

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

1, 2

robu

08 Dec 2015, 12:02

70

29

11,106

by: bumpbot

11 Jun 2023, 10:37

ER

Is x > 0? (2) x^2 = 9x (2) |x| = -x

555-605 (Medium) | Absolute Values +2 tags

555-605 (Medium) | Absolute Values, Algebra, Inequalities hide tags

Nevernevergiveup

07 Apr 2016, 12:46

36

15

10,390

by: bumpbot

05 May 2023, 08:01

ER

In the figure above, segments RS and TU represent two

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

joylive

16 Oct 2012, 05:15

19

8,708

by: bumpbot

22 Feb 2023, 01:24

ER

Is xy>3?

555-605 (Medium) | Exponents, Inequalities

555-605 (Medium) | Exponents, Inequalities hide tags

fskilnik

05 Mar 2019, 12:53

32

16

3,739

by: bumpbot

05 Jul 2022, 05:53

ER

If y^k/y^5k = m, what is k?

805+ (Hard) | Exponents

805+ (Hard) | Exponents hide tags

Bunuel

03 Sep 2017, 06:21

50

15

5,938

by: bumpbot

24 Mar 2022, 03:34

ER

If y < 0 < x, is x/y > -1?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

BrentGMATPrepNow

02 Oct 2018, 14:48

10

2,894

by: bumpbot

02 Jul 2020, 00:14

ER

Is m^n a perfect square?

Poor Quality

Poor Quality hide tags

barryseal

01 Dec 2018, 06:24

5

15

1,832

by: barryseal

03 Dec 2018, 00:11

ER

In the figure above ABCD is a rectangle and point K is the c

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

AtlanticGMAT

14 Jun 2014, 05:38

10

16

6,026

by: bumpbot

19 Sep 2018, 01:01

ER

Many different groups apply to march in the annual GLBTGQ, etc. parade

Poor Quality

Poor Quality hide tags

chuchu1957

21 Jan 2015, 04:21

18

12

5,307

by: rekhabishop

18 Jul 2017, 05:12

ER

Is n^2 + 2n an integer? (1) n^3 + 3n is an integer. (2) 2n

Poor Quality

Poor Quality hide tags

conty911

26 Apr 2012, 03:05

4

19

5,204

by: stne

13 Feb 2014, 07:15

ER

If k, m, and p are integers, is k m p odd? (1) k and m are

Poor Quality

Poor Quality hide tags

amitjash

18 Sep 2010, 21:32

1

14

5,129

by: KapTeacherEli

20 Oct 2010, 20:18

ER

Two (or more) lines of a poem are said to rhyme when the final word of

655-705 (Hard) | Non-Math Related

655-705 (Hard) | Non-Math Related hide tags

dredwulf

04 Dec 2025, 00:09

25

16

3,501

by: Adit_

19 Apr 2026, 01:34