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

78,605

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,448

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

487,810

by: bb

29 Aug 2025, 13:27

ER

If integers x, y and z are greater than 1 what is the value

655-705 (Hard) | Algebra

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arjtryarjtry

04 Aug 2008, 11:05

231

18

60,471

by: bumpbot

23 Jan 2025, 19:07

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On the coordinate plane is point (0, 0) closer to point (u,

805+ (Hard) | Coordinate Plane

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arjtryarjtry

05 May 2023, 12:14

59

10

10,976

by: bumpbot

10 Nov 2024, 01:14

ER

Is 49 in the set S?

555-605 (Medium) | Multiples and Factors, Number Properties

555-605 (Medium) | Multiples and Factors, Number Properties hide tags

arjtryarjtry

09 Feb 2016, 09:59

14

8

6,027

by: bumpbot

24 Jul 2024, 02:44

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Points A, B, C and D lie on a circle of radius 1. Let x be

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

arjtryarjtry

01 Sep 2008, 04:33

142

16

19,655

by: bumpbot

17 Oct 2022, 13:31

ER

Two intersecting lines form four angles. Are the lines

605-655 (Medium) | Coordinate Plane

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arjtryarjtry

26 Jul 2008, 01:52

6

3

5,138

by: bumpbot

14 Nov 2018, 17:14

PQRS is a rectangle and OPQ is a triangle with side PQ=6 units

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

arjunnath

17 Sep 2021, 06:09

3

3,624

by: arjunnath

17 Sep 2021, 06:30

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If k is an integer greater than 1, is k equal to 2^r for some positive

655-705 (Hard) | Exponents, Multiples and Factors

655-705 (Hard) | Exponents, Multiples and Factors hide tags

arjunrampal

21 Oct 2019, 08:34

189

12

33,574

by: bumpbot

27 May 2025, 06:42

ER

P is a positive integer. Cutting Edge Knife Company original

655-705 (Hard) | Word Problems

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arps

15 Feb 2012, 16:27

9

6,398

by: bumpbot

15 Oct 2025, 00:52

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When a player in a certain game removed a marble from a bag a certain

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artisood17

10 Aug 2017, 11:28

1

2,142

by: mikemcgarry

11 Aug 2017, 17:25

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If 6xy = x^2*y + 9y, what is the value of xy?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

ArvGMAT

06 Jul 2014, 11:09

249

18

45,649

by: ExpertsGlobal5

03 Dec 2025, 22:28

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

805+ (Hard) | Algebra, Exponents

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1, 2

arvindg

09 Jun 2021, 08:42

255

22

36,639

by: Pablopikachu

28 Mar 2025, 13:11

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If -3/4*x+3y-1/2=3/2*y-1/4*x what is the value of x?

Sub 505 (Easy) | Algebra, Fractions and Ratios

Sub 505 (Easy) | Algebra, Fractions and Ratios hide tags

arvindg

01 Feb 2012, 14:38

2

3

4,917

by: bumpbot

18 Sep 2016, 10:10

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Is n^2 > n^3 ? (1) n^2 < 1 (2) n^3 < 1

655-705 (Hard) | Exponents, Inequalities

655-705 (Hard) | Exponents, Inequalities hide tags

aryamanpanda

12 Jul 2021, 05:21

8

3

2,099

by: gmatbyexample

12 Jul 2021, 10:58

ER

Is x a multiple of 4?

505-555 (Easy) | Multiples and Factors

505-555 (Easy) | Multiples and Factors hide tags

AS0306

22 Sep 2019, 07:34

14

11

5,562

by: bumpbot

23 Nov 2022, 14:54

ER

A construction company was paid a total of $500,000 for a construction

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

asch13

22 Jul 2010, 11:55

348

19

65,905

by: bumpbot

02 Apr 2026, 11:18

In a certain sports club, at least 50 members play cricket, and 70

805+ (Hard) | Overlapping Sets

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asdasdsf

28 Apr 2024, 22:38

30

3

4,768

by: bumpbot

29 Jul 2025, 06:06

ER

Two people are to be selected at random from a certain group that

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

asdfghjkl5271

06 Nov 2023, 18:16

176

14

19,610

by: Adit_

05 Apr 2026, 02:06

ER

The ratio of suv's to passenger cars sold at a particular automobile..

805+ (Hard) | Fractions and Ratios

805+ (Hard) | Fractions and Ratios hide tags

asfandabid

17 Oct 2017, 09:13

31

5

5,844

by: bumpbot

27 May 2025, 15:38

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Is x < 0 ? (1) x^3(1 - x^2) < 0 (2) x^2 - 1 < 0

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

ashiima

10 Dec 2011, 17:52

129

13

18,439

by: bumpbot

02 Jan 2026, 00:57

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w, x, y, and z are integers. If w > x > y > z > 0, is y a common divis

805+ (Hard) | Algebra +3 tags

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ashiima

17 Feb 2022, 01:56

670

17

73,306

by: bumpbot

17 Aug 2025, 01:37

ER

If a certain grove consists of 36 pecan trees, what was the

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

ashiima

08 May 2015, 08:44

40

5

11,938

by: bumpbot

19 Jul 2025, 12:37

ER

If n is an integer, is n/15 an integer?

505-555 (Easy) | Multiples and Factors, Number Properties

505-555 (Easy) | Multiples and Factors, Number Properties hide tags

ashiima

29 Nov 2011, 20:02

71

11

17,603

by: bumpbot

16 Nov 2024, 03:20

ER

If a#b, what is the value of a+b?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

ashiima

08 May 2015, 09:23

2

3,462

by: bumpbot

13 Jun 2024, 20:39

ER

Material M costs $10 per kg, and material N costs $20 per kg. If 25 kg

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

ashikaverma13

28 Dec 2016, 10:49

29

4

13,780

by: bumpbot

13 Jan 2026, 20:33

ER

Is z an odd number?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

ashikaverma13

08 Dec 2016, 00:51

86

7

11,483

by: bumpbot

10 Dec 2025, 02:18

ER

If p, q and r are integers, and pq + r is an odd integer, is p an even

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

ashikaverma13

12 Nov 2017, 11:35

115

9

17,786

by: bumpbot

19 Oct 2024, 03:13

ER

What is the value of x? (1) |x| = 4. (2) x^2 = 16.

Sub 505 (Easy) | Absolute Values, Algebra

Sub 505 (Easy) | Absolute Values, Algebra hide tags

ashikaverma13

11 May 2017, 11:56

20

10

13,389

by: bumpbot

17 Jan 2024, 07:21

ER

If J 0, what is the value of J ?

605-655 (Medium) | Algebra +2 tags

605-655 (Medium) | Algebra, Exponents, Number Properties hide tags

ashish8

11 Mar 2021, 00:54

40

12

16,392

by: bumpbot

10 Dec 2023, 14:53

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If a + b + c < 0, is c < 5 ? (1) c < a + b + 5 (2) a + b + 5 > 0

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Ashishkakkar2189

01 May 2018, 00:06

6

4

2,435

by: bumpbot

15 Aug 2023, 09:52

ER

A manager wants to assign each of his e employees to one of p projects

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Ashishkakkar2189

01 May 2018, 02:33

1

3

2,328

by: Bunuel

01 May 2018, 04:10

Does a = b ? (1) a^5 - b^5 = 0 (2) a^2 + b^2 = 0

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Ashokvardhan

19 Jun 2021, 03:27

3

1,268

by: Kinshook

19 Jun 2021, 09:03

ER

If abc 0, is a < b < c ? (1) 1/c < 1/b < 1/a (2) c > a

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

ashutoshbarawkar

07 Aug 2022, 09:36

79

19

21,999

by: hdixit

19 Sep 2023, 09:34

ER

If m, s are the average and standard deviation of integers a, b, c

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

ashwink

12 Mar 2017, 20:49

29

5

9,424

by: pappal

11 Nov 2025, 13:02

How is Bill related to Betty?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

ashwink

05 Mar 2017, 00:14

1

2

5,272

by: bumpbot

19 Sep 2025, 11:41

ER

If a salesman received a commission of 3% of the sales

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

ashwink

01 Mar 2017, 05:51

9

2

17,724

by: bumpbot

18 Sep 2025, 17:19

ER

Is x^3 > x^2 ? (1) x > 0 (2) x < 1

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

ashwink

25 Feb 2017, 01:15

20

13

8,080

by: bumpbot

14 Oct 2023, 02:12

ER

When Y is divided by 2, is the remainder 1?

555-605 (Medium) | Number Properties, Remainders

555-605 (Medium) | Number Properties, Remainders hide tags

ashwink

16 Mar 2017, 07:13

12

3

5,955

by: Deepakjhamb

09 Dec 2020, 10:13

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Is ab positive?

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ashwink

08 Mar 2017, 06:04

4

8

6,402

by: ScottTargetTestPrep

15 Mar 2017, 16:24

Is x < 0? (1) 7x > 8x (2) -3(x) > 0

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

asianboy1992

21 Sep 2019, 23:50

3

1,766

by: Kinshook

22 Sep 2019, 08:47

A village is under attacked by a deadly virus species.

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Asifpirlo

05 Aug 2013, 01:14

14

4

4,493

by: bumpbot

25 Mar 2026, 14:57

ER

Two cyclists are racing up a mountain at different constant

655-705 (Hard) | Distance and Speed Problems

655-705 (Hard) | Distance and Speed Problems hide tags

Asifpirlo

21 Aug 2013, 18:08

37

7

12,446

by: Bunuel

20 Mar 2026, 03:14

A pagoda “P” is situated on an apex of a hill at a height of

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Asifpirlo

02 Aug 2013, 11:48

7

10

3,589

by: bumpbot

03 Mar 2026, 05:05

ER

Is p + q = 0 ?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

Asifpirlo

09 Aug 2013, 02:51

17

6

3,991

by: bumpbot

25 Jan 2026, 00:22

ER

Mr. Alex usually starts at 9:00am and reaches his office jus

705-805 (Hard) | Distance and Speed Problems

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

Asifpirlo

02 Aug 2013, 13:11

41

14

11,117

by: bumpbot

01 Feb 2025, 04:30

ER

What is the perimeter of PQRS ? (1) x = 30 degree (2) w= 45 degree

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

1, 2

Asifpirlo

05 Aug 2013, 03:15

319

29

48,249

by: bumpbot

21 Jan 2025, 07:38

ER

The possible arguments of the functions f(x,y) and g(x,y) are x=0 or 1

655-705 (Hard) | Graphs and Illustrations

655-705 (Hard) | Graphs and Illustrations hide tags

Asifpirlo

06 Aug 2013, 15:29

29

8

6,737

by: bumpbot

15 May 2024, 13:24

ER

The sides AC and BC of ∆ABC are parallel, respectively, to

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Asifpirlo

11 Dec 2013, 02:40

7

3,793

by: bumpbot

26 Sep 2023, 02:22

ER

Is the triangle depicted above isosceles?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Asifpirlo

22 Aug 2013, 01:58

14

10

7,502

by: bumpbot

13 Jul 2023, 20:47

ER

ax + by=10, ay + bx=12. which one is greater here, x or y ?

805+ (Hard) | Inequalities

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1, 2

Asifpirlo

05 Aug 2013, 00:56

61

21

12,197

by: bumpbot

08 Apr 2022, 16:46

ER

How many numbers of this sequence of 342 numbers are odd?

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

Asifpirlo

10 Aug 2013, 12:30

5

6

3,611

by: bumpbot

23 Jun 2020, 09:48