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

179

15

79,094

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

857

24

188,734

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

488,304

by: bb

29 Aug 2025, 13:27

ER

If x ≠ y, is y - x > 1/(x-y)?

605-655 (Medium) | Algebra, Inequalities

605-655 (Medium) | Algebra, Inequalities hide tags

CAMANISHPARMAR

15 Jun 2019, 07:12

5

3,344

by: bumpbot

04 Oct 2020, 23:38

ER

If n and r are positive integers and r is the remainder when 27 is div

655-705 (Hard) | Remainders

655-705 (Hard) | Remainders hide tags

Bunuel

03 Oct 2020, 13:24

2

5

2,072

by: MathRevolution

04 Oct 2020, 12:34

ER

How many of the girls in a group of 200 children have an average score

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

Bunuel

23 Jun 2016, 02:07

1

5

3,323

by: bumpbot

03 Oct 2020, 22:21

ER

What is the value of integer A ? (1) n = nA (2) 1^n ≠ n

655-705 (Hard) | Algebra, Exponents

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

Bunuel

02 Oct 2020, 03:00

12

5

2,128

by: Archit3110

02 Oct 2020, 08:08

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What is the value of x^2yz + xy^2z + xyz^2 ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

rraggio

15 Sep 2010, 07:38

5

12,769

by: bumpbot

02 Oct 2020, 03:16

ER

In the figure above, what is the value of b?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

03 Jan 2016, 11:46

10

5

7,178

by: bumpbot

02 Oct 2020, 03:07

ER

If x is an integer, is x even?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

RichaKhanna

07 Jul 2015, 00:46

1

5

4,342

by: bumpbot

02 Oct 2020, 03:05

ER

What is the remainder when a positive integer w is divided by 2?

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

Bunuel

25 Oct 2016, 23:37

1

5

2,606

by: GMATinsight

02 Oct 2020, 00:20

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Is x y? (1) x(x - y) = 5 (2) x - y < 0

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

goodyear2013

21 Jan 2014, 00:45

6

5

3,798

by: bumpbot

30 Sep 2020, 11:30

ER

What are the values of 3 integers a,b and c

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

AdityaHongunti

01 Feb 2023, 13:48

8

5

5,196

by: chetan2u

29 Sep 2020, 09:23

ER

Given x not equal to -1, is 1/(1 + x) > 1 - x + x^2 ?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

fozzzy

10 Jul 2013, 00:40

6

5

2,933

by: bumpbot

29 Sep 2020, 06:03

ER

In the xy-plane, if line m has negative slope and passes through the

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

Bunuel

19 Jan 2018, 10:45

5

3,550

by: bumpbot

13 Sep 2020, 16:10

ER

Given z > 0, is x*z > 0? (1) xz = 3x (2) xz = -3x

655-705 (Hard) | Algebra, Inequalities

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

Bunuel

11 Dec 2018, 02:05

3

5

2,999

by: bumpbot

12 Sep 2020, 21:47

ER

If x is a positive integer, is the greatest common factor of 150 and x

655-705 (Hard) | Multiples and Factors, Number Properties

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

Bunuel

25 Jun 2017, 03:22

11

5

8,203

by: bumpbot

07 Sep 2020, 20:53

ER

What is the value of a – b?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

AbdurRakib

05 Jun 2016, 14:02

8

5

4,260

by: bumpbot

28 Aug 2020, 02:06

ER

In a sequence of N consecutive integers, are there exactly two multi

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

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

Bunuel

19 Aug 2020, 02:17

6

5

3,035

by: KaramveerBakshi

19 Aug 2020, 20:37

ER

Is b < a^2 ? (1) b < a (2) b = −2

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

12 Aug 2020, 01:51

6

5

1,936

by: KaramveerBakshi

12 Aug 2020, 21:57

ER

In OAB the point O is the origin, B is on X-axis, point A is in 1st q

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

GMATinsight

09 Aug 2020, 21:32

12

5

2,041

by: dwu21

10 Aug 2020, 11:26

Gurjit started running from his home at exactly 6 am in the morning,

505-555 (Easy) | Distance and Speed Problems

505-555 (Easy) | Distance and Speed Problems hide tags

amanvermagmat

03 May 2018, 23:49

6

5

2,353

by: bumpbot

10 Aug 2020, 07:43

ER

Is the value of expression k – m + 1 greater than the

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

elegan

26 Oct 2012, 04:29

3

5

4,830

by: bumpbot

01 Aug 2020, 02:07

ER

On a number line if x > y is z between x and y? (1) x < 0 (2) y - x >z

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

15 Nov 2019, 02:03

5

2,900

by: Bunuel

30 Jul 2020, 22:30

ER

For the set of measurements 3, x2, x3, what is the value of x3 ? (1) T

Poor Quality

Poor Quality hide tags

Sajjad1994

18 Feb 2019, 11:55

3

5

2,378

by: bumpbot

26 Jul 2020, 14:11

ER

Is y = 7?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

09 Mar 2016, 13:35

4

5

3,553

by: bumpbot

21 Jul 2020, 02:10

ER

If x and y are non-negative integers, is x>y?

Poor Quality

Poor Quality hide tags

mangamma

04 Mar 2019, 03:00

13

5

6,282

by: chetan2u

19 Jul 2020, 01:54

ER

In the figure above, ABCDEF is a regular hexagon with

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

anmolmakkarz17

01 Nov 2019, 10:42

13

5

5,645

by: KarishmaB

15 Jul 2020, 23:55

ER

Can more than thirteen balls of radius R be fitted (without compressin

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Thelionking1234

12 Jul 2020, 05:19

7

5

5,334

by: Lipun

15 Jul 2020, 09:39

ER

If x/2 + y = z, what is the value of z ?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

25 Sep 2017, 00:08

3

5

2,176

by: bumpbot

14 Jul 2020, 07:48

ER

What is the value of integer x? (1) 2^x < 20 < 3^x (2) 2^(x + 1) < 20

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

06 Jul 2020, 04:56

1

5

2,399

by: Kinshook

09 Jul 2020, 10:35

ER

If x and y are positive integers, what is the value of x/y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

11 Jun 2015, 03:57

8

5

5,488

by: bumpbot

05 Jul 2020, 16:56

ER

Is x + y > 0? (1) xy > 0 (2) x^3y^2 > 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

14 May 2020, 08:15

2

5

2,405

by: satya2029

30 Jun 2020, 10:34

ER

If a, b and c are positive, is ac > 5?

655-705 (Hard) | Algebra, Inequalities

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

Bunuel

14 Aug 2017, 02:02

11

5

3,394

by: bumpbot

30 Jun 2020, 03:06

ER

Q is a set of integers If Q contains more than 2 numbers, are all the

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

22 Jun 2020, 02:45

8

5

2,317

by: sambitspm

26 Jun 2020, 21:13

ER

Is arc ABC equal in length to arc DEF ? (1) AD⊥CF (2) AD and CF bis

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

26 Jun 2020, 02:51

14

5

2,237

by: sambitspm

26 Jun 2020, 20:59

ER

Is x + y > 0 (1) x/y > -1 (2) y > -x

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Russ19

22 Jun 2020, 00:14

6

5

1,624

by: rcgard

24 Jun 2020, 13:11

What is the value of z/x? (1) 2x – y + 3z = 5 (2) x + 2y – z = -10

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Russ19

24 Jun 2020, 09:12

4

5

2,132

by: Papist

24 Jun 2020, 11:02

ER

What is the length of diameter PR in the circle shown above?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

13 Sep 2018, 02:33

11

5

2,799

by: TestPrepUnlimited

22 Jun 2020, 11:09

ER

What was the amount of money awarded to the recipient of a

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

megafan

12 Feb 2013, 10:27

13

5

4,535

by: Prasannak

22 Jun 2020, 04:47

ER

If a and b are positive integers, is a/b an integer?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

17 Jun 2020, 06:49

2

5

2,108

by: GMATinsight

17 Jun 2020, 21:54

ER

If xy < 5, is x < 1 ? (1) | y | > 5 (2) x / y > 0

655-705 (Hard) | Absolute Values, Inequalities

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

rxs0005

07 Feb 2012, 16:36

21

5

6,411

by: chetan2u

17 Jun 2020, 09:26

ER

A certain salad dressing made only of oil and vinegar is premixed and

Sub 505 (Easy) | Mixture Problems

Sub 505 (Easy) | Mixture Problems hide tags

Bunuel

26 Jul 2016, 09:49

3

5

5,526

by: puneet1997

15 Jun 2020, 08:59

ER

The pentagon ABCDE is inscribed in a circle with center O. How many de

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

29 Oct 2017, 02:01

1

5

9,456

by: bumpbot

11 Jun 2020, 20:18

What is the value of X?

555-605 (Medium) | Algebra, Arithmetic

555-605 (Medium) | Algebra, Arithmetic hide tags

fitzpratik

18 Jan 2019, 08:59

8

5

2,460

by: bumpbot

09 Jun 2020, 16:06

ER

Is a^3-b^2>0?

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

rajarshee

07 May 2017, 02:34

17

5

3,032

by: exc4libur

09 Jun 2020, 05:26

ER

In the xy-coordinate plane, polygon APBCDA is formed by placing rectan

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

05 Jun 2020, 04:10

5

2,993

by: HoneyLemon

07 Jun 2020, 05:07

ER

Is x - y < 0 ? (1) 9y - 6x > 0 (2) xy > 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Codebug4it

07 Jun 2020, 02:09

5

2,581

by: Mo2men

07 Jun 2020, 02:37

What is the value of X? 1) X is a mode of 2) X is neither

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

BarneyStinson

14 Mar 2010, 13:31

2

5

4,074

by: karan12345

02 Jun 2020, 00:05

ER

Is the positive integer n a multiple of 3?

555-605 (Medium) | Multiples and Factors

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

Bunuel

26 May 2020, 02:27

5

2,928

by: sambitspm

27 May 2020, 11:12

ER

For integers m, how many positive perfect cubes would be less than m?

655-705 (Hard) | Inequalities, Number Properties

655-705 (Hard) | Inequalities, Number Properties hide tags

Bunuel

07 Nov 2019, 03:29

13

5

4,146

by: borjaapaolaza

26 May 2020, 15:41

ER

If y ≠ 0, what is the value of x/y? (1) x = 2y (2) x = y + 2

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

23 May 2020, 05:41

2

5

4,527

by: NitishJain

25 May 2020, 12:50

ER

Out of the 500 GMAT aspirants who registered on the e-GMAT website a

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

Bunuel

20 May 2020, 03:11

3

5

2,098

by: danikin

23 May 2020, 20:21