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

78,651

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

188,477

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

487,865

by: bb

29 Aug 2025, 13:27

ER

Are all the angles in triangle ABC less than 90 degrees?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

honchos

02 May 2023, 10:08

5

5,829

by: Bunuel

02 May 2023, 10:09

ER

If KL is parallel to MN, Is x> y?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

GMATBusters

19 Jun 2018, 08:39

14

5

3,258

by: bumpbot

01 May 2023, 12:20

ER

What is the remainder when positive integer n is divided by 4?

505-555 (Easy) | Remainders

505-555 (Easy) | Remainders hide tags

Bunuel

02 Apr 2015, 04:23

23

11

16,182

by: bumpbot

30 Apr 2023, 21:44

ER

On the number line above, t, u, v, w, and x are five consecutive even

505-555 (Easy) | Graphs and Illustrations

505-555 (Easy) | Graphs and Illustrations hide tags

Bunuel

30 Aug 2019, 06:31

1

6

3,212

by: Bunuel

29 Apr 2023, 12:46

ER

Is x > y? (1) x > y^3 (2) x/y > 1

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

raghavrf

08 Aug 2019, 22:29

13

10

5,112

by: bumpbot

20 Apr 2023, 07:02

ER

Is q > t ? (1) qp^2 < tp^2 (2) qp^3 > tp^3

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

11 Nov 2014, 05:41

32

13

9,707

by: bumpbot

19 Apr 2023, 13:02

ER

Is x < w ?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

[email protected]

10 Jul 2016, 02:52

112

10

38,805

by: Maria240895chile

19 Apr 2023, 07:14

ER

In the figure above, a circle is inscribed in square ABCD. What is the

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

13 Dec 2015, 05:48

21

9

7,617

by: Bunuel

18 Apr 2023, 03:14

ER

Is quadrilateral ABCD a parallelogram?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

08 Mar 2021, 01:15

23

14

6,506

by: bumpbot

16 Apr 2023, 06:40

ER

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

605-655 (Medium) | Absolute Values

605-655 (Medium) | Absolute Values hide tags

Bunuel

22 Feb 2021, 01:15

14

7

5,590

by: bumpbot

16 Apr 2023, 06:38

ER

In the xy-plane, line a and line b have the same slope. If the y-inter

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

monir6000

19 Aug 2018, 09:00

48

11

17,351

by: bumpbot

15 Apr 2023, 09:40

ER

What is the value of integer n?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

yoovi4u

23 Feb 2014, 04:54

15

9

5,945

by: bumpbot

15 Apr 2023, 02:54

ER

Is pqr > 0 ? (1) pq > 0 (2) q/r < 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

kobi90

10 Nov 2020, 09:50

12

10,409

by: bumpbot

12 Apr 2023, 21:14

ER

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

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

08 May 2020, 13:38

11

8

3,789

by: bumpbot

08 Apr 2023, 01:41

ER

If x and y are positive integers, is x a factor of 12?

555-605 (Medium) | Multiples and Factors

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

summer101

26 Jul 2013, 02:38

13

6

10,073

by: bumpbot

04 Apr 2023, 08:31

ER

The infinite sequence a{1}, a{2}, …, a{n}, … is such that a{

555-605 (Medium) | Algebra, Sequences

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

hb

23 Jul 2018, 05:33

9

6

8,551

by: bumpbot

03 Apr 2023, 02:44

ER

Vertices of a traingle are at (-2,1) , (3,1) & (x,y) on a

655-705 (Hard) | Coordinate Plane, Geometry

655-705 (Hard) | Coordinate Plane, Geometry hide tags

sandhyash

18 Feb 2011, 10:13

56

11

13,171

by: bumpbot

01 Apr 2023, 07:03

ER

What is the perimeter of isosceles triangle LMN?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

zxcvbnmas

15 Feb 2016, 14:09

30

9

16,588

by: bumpbot

01 Apr 2023, 07:02

ER

If George had 16 more textbooks, he would have three times

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

tim415

27 Dec 2012, 09:56

24

14

9,242

by: bumpbot

30 Mar 2023, 05:21

ER

Is x^2 - y^2 an integer divisible by 8?

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

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

icandy

09 May 2009, 11:25

83

5

23,751

by: bumpbot

29 Mar 2023, 12:47

ER

Is the slope of Line 1 positive?

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

26 Feb 2015, 06:40

55

12

10,430

by: bumpbot

28 Mar 2023, 04:37

ER

If xy^4/3 =√432, is x + y = 5? (1) y is a positive integer. (2) x is

805+ (Hard) | Exponents +2 tags

805+ (Hard) | Exponents, Number Properties, Roots hide tags

Bunuel

07 Apr 2021, 03:00

25

6

4,643

by: Bunuel

28 Mar 2023, 00:42

ER

There are three circles, with radii 2, 4 and 5, respectively

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

guerrero25

15 Jun 2013, 13:26

17

9

6,523

by: bumpbot

26 Mar 2023, 11:57

ER

If x < p < q < y. Is |q - x| < |q - y|?

805+ (Hard) | Absolute Values, Inequalities

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

jamifahad

11 Jul 2013, 01:37

29

16

10,200

by: bumpbot

25 Mar 2023, 22:58

ER

If for any positive integer x, d[x] denotes its smallest odd

805+ (Hard) | Functions and Custom Characters, Multiples and Factors

805+ (Hard) | Functions and Custom Characters, Multiples and Factors hide tags

reg123456

12 Jul 2013, 02:13

48

8

12,866

by: bumpbot

25 Mar 2023, 22:56

ER

A jar has 10 marbles, a mix of red and white. Two marbles are randomly

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

Bunuel

24 Apr 2026, 11:42

35

7

8,063

by: bumpbot

21 Mar 2023, 08:12

ER

According to the figure above, does AD = BD?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

16 Jul 2015, 01:24

12

8

4,503

by: bumpbot

20 Mar 2023, 08:38

ER

What is the value of x?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

28 Jul 2015, 01:40

13

7

5,975

by: bumpbot

17 Mar 2023, 11:57

ER

If p is a positive integer, is p + 2 > q?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

amgelcer

28 Sep 2013, 09:31

12

7

5,990

by: bumpbot

17 Mar 2023, 02:24

ER

A triangle is inscribed in a circle. The length of one of its sides is

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

philipssonicare

30 Sep 2018, 03:04

5

6

4,572

by: bumpbot

15 Mar 2023, 15:10

ER

Is y = 7?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

09 Mar 2016, 13:34

14

16

5,899

by: bumpbot

14 Mar 2023, 12:43

ER

If x and y are integers, is ax > ay?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

06 Feb 2017, 07:52

24

7

7,472

by: bumpbot

14 Mar 2023, 12:33

ER

Is x^2 greater than x ?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

metallicafan

20 Jun 2012, 10:44

4

10

6,368

by: bumpbot

14 Mar 2023, 11:26

ER

If x > 1 and m > 1 , is x m < (m + x + 1) ?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Hussain15

20 Jun 2010, 05:45

17

11

6,266

by: bumpbot

13 Mar 2023, 09:33

ER

Is |a| = |ab|? (1) a b (2) a^10 b^10 = 0

655-705 (Hard) | Absolute Values, Algebra

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

Bunuel

29 Apr 2016, 02:43

9

6

3,704

by: bumpbot

12 Mar 2023, 17:48

ER

A grocery store wanted to repackage all of the eggs that were in carto

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Other

12 Jun 2010, 08:08

6

4

6,120

by: Bunuel

12 Mar 2023, 05:04

ER

A, B, and C are three points on the line shown in the figure. In the

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

19 Jul 2019, 01:03

10

8

4,680

by: bumpbot

10 Mar 2023, 03:29

ER

Is x^2*y^5*z > 0 ? (1) xz/y > 0 (2) y/z < 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

bibha

31 Jul 2010, 21:41

28

12

9,480

by: bumpbot

01 Mar 2023, 08:44

ER

The decimal representation of the number is given

555-605 (Medium) | Algebra, Inequalities

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

EgmatQuantExpert

23 May 2017, 07:26

6

5

3,343

by: bumpbot

28 Feb 2023, 09:06

ER

If w + k = v, what is the value of k

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

rxs0005

14 Feb 2012, 05:37

9

6

4,120

by: bumpbot

27 Feb 2023, 00:02

ER

Does xy = 1? (1) x > y (2) x = 1/y

Sub 505 (Easy) | Algebra, Inequalities

Sub 505 (Easy) | Algebra, Inequalities hide tags

Bunuel

11 Feb 2020, 02:30

11

6

9,268

by: bumpbot

26 Feb 2023, 16:25

ER

If x, y, and z are positive integers, is (x+y)z greater than (y+z)x ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

TheUltimateWinner

01 May 2020, 13:23

6

8

4,716

by: bumpbot

24 Feb 2023, 10:43

ER

The area of a rectangle is 80. What is the angle between the

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

GK_Gmat

21 Dec 2007, 04:40

13

6

13,998

by: Bunuel

23 Feb 2023, 02:02

ER

If x 0, is 1 + x + x^2 + x^3 + x^4 + x^5 < 1/(1 - x) ?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Bunuel

04 May 2021, 06:10

8

4

2,490

by: ganeshkmr16

19 Feb 2023, 09:16

ER

A souvenir stand began the day Wednesday with a ratio of 13 hats for

655-705 (Hard) | Number Properties, Word Problems

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

Thoughtosphere

22 Oct 2014, 04:00

30

7

7,020

by: bumpbot

18 Feb 2023, 14:19

ER

If n^2/n yields an integer greater than 0, is n divisible by

555-605 (Medium) | Multiples and Factors

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

enigma123

07 Mar 2024, 01:23

65

7

18,659

by: bumpbot

17 Feb 2023, 12:31

ER

What is the perimeter of rectangle R?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Hussain15

20 Jul 2012, 04:31

22

11

11,585

by: bumpbot

15 Feb 2023, 04:04

ER

Figure ABCD is a rectangle with sides of length x centimeters and

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

dynocomet

04 Apr 2018, 11:03

45

10

17,434

by: bumpbot

15 Feb 2023, 02:29

ER

If a, b, and c are positive integers, what is the greatest common divi

555-605 (Medium) | Multiples and Factors

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

Bunuel

21 Dec 2018, 06:01

19

7

5,370

by: bumpbot

12 Feb 2023, 19:38

ER

If x is a positive integer greater than 1, and y is the smallest posit

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Sajjad1994

29 Oct 2020, 11:07

30

12

5,365

by: rgoel2305

07 Feb 2023, 23:23