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

78,617

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

188,457

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

487,835

by: bb

29 Aug 2025, 13:27

ER

If x and y are nonzero integers, is (x^(-1) + y^(-1))^(-1) >

805+ (Hard) | Exponents, Inequalities

805+ (Hard) | Exponents, Inequalities hide tags

ajit257

16 Feb 2019, 03:24

152

16

36,590

by: bumpbot

07 Dec 2025, 20:27

ER

Peter, Paul, and Mary each received a passing score on

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

ajit257

17 Jan 2011, 17:09

51

9

9,651

by: bumpbot

08 Jan 2026, 04:32

ER

For a class of 50 students, the table above reports the number of stud

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

ajgoupil

12 Feb 2020, 10:50

21

5

6,144

by: Bunuel

27 Apr 2024, 02:02

ER

What is the value of x? (1) x^2 – 5 x + 6 = 0 (2) x > 0

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

ajgoupil

06 Feb 2020, 11:29

6

8,162

by: bumpbot

16 May 2024, 00:57

ER

Is Z an integer?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

AjChakravarthy

10 Jan 2015, 14:05

21

10

8,226

by: bumpbot

21 Apr 2020, 00:17

ER

At a refreshment stand, each can of soda sells for the same price and

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

ajca

25 Jan 2015, 03:22

28

6

20,520

by: bumpbot

07 Mar 2024, 01:57

ER

Ann bought five different kinds of fruit: apples, oranges, pears

505-555 (Easy) | Fractions and Ratios, Word Problems

505-555 (Easy) | Fractions and Ratios, Word Problems hide tags

ajaym28

26 Oct 2014, 06:16

28

5

18,186

by: bumpbot

28 Jul 2025, 11:10

The average of 6 distinct single-digit positive integers in a set is 4

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

ajaygaur319

22 Jun 2020, 04:51

4

6

3,168

by: kimshi78

25 Jun 2020, 04:01

ER

Is x > 2? (1) 2/x < 1 (2) 4/x > x

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

ajaygaur319

28 Jun 2020, 22:02

8

6

2,078

by: bumpbot

24 May 2023, 11:14

ER

The variables x, y, and z are all integers.

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

ajaanrkhan

23 Aug 2021, 08:37

6

2

2,071

by: TestPrepUnlimited

24 Aug 2021, 12:41

ER

Is a an integer?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

ajaanrkhan

23 Aug 2021, 21:14

4

6

3,200

by: omagra

28 Aug 2021, 21:07

ER

A recipe calls for 2/3 cup of butter to make a batch of cook

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

aja1991

12 Mar 2014, 02:56

5

2

5,746

by: prashant212

08 Apr 2016, 12:47

ER

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

655-705 (Hard) | Overlapping Sets, Probability

655-705 (Hard) | Overlapping Sets, Probability hide tags

AJ1012

23 Dec 2015, 14:16

403

15

54,666

by: bumpbot

27 Apr 2025, 23:10

ER

If p, s, and t are positive integer, is |ps - pt| > p(s - t) ?

505-555 (Easy) | Absolute Values

505-555 (Easy) | Absolute Values hide tags

AJ1012

18 Dec 2015, 13:11

372

16

42,230

by: bumpbot

05 Sep 2025, 16:09

ER

If n denotes a decimal, then is n > 0.9? (1) When n is

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

aiming4mba

22 Jul 2010, 13:08

2

2,983

by: EMPOWERgmatRichC

09 Dec 2017, 16:33

ER

Of the 70 children who visited a certain doctor last week,

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

aiming4mba

17 Aug 2010, 09:57

5

6

3,759

by: bumpbot

22 Jan 2018, 04:58

Is y greater than x? (1) |y|<1 and |x| <2 (2) y>0

Sub 505 (Easy) | Absolute Values, Inequalities

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

aiming4mba

22 Jul 2010, 13:07

9

6

5,986

by: bumpbot

16 Sep 2022, 10:43

ER

Is |a| = b – c? (1) c = a + b (2) a < 0

605-655 (Medium) | Absolute Values, Inequalities

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

aiming4mba

22 Jul 2010, 13:06

51

12

9,399

by: bumpbot

14 Jan 2023, 08:39

ER

If x and y are consecutive negative integers, is x greater

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

aiming4mba

04 Aug 2010, 23:18

16

4

5,463

by: bumpbot

28 Oct 2023, 02:18

ER

If m and n are positive integers and mn = p + 1, is m + n = p ?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

aiming4mba

04 Aug 2010, 23:19

9

10

7,222

by: bumpbot

20 Feb 2024, 23:15

ER

Is w greater than 1? (1) w + 2 > 0 (2) w^2 > 1

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

aiming4mba

05 Jun 2019, 05:09

120

17

42,264

by: bumpbot

24 Apr 2025, 09:58

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

How many liters of apple juice were added to the cranberry juice in a

Sub 505 (Easy) | Mixture Problems

Sub 505 (Easy) | Mixture Problems hide tags

Aim800score

09 Dec 2017, 07:18

6

3

14,460

by: bumpbot

17 Jun 2025, 23:44

ER

Two containers contain milk and water solutions of volume x liters and

705-805 (Hard) | Mixture Problems

705-805 (Hard) | Mixture Problems hide tags

Aim800score

08 Dec 2017, 07:35

58

7

9,880

by: Bunuel

04 Jan 2026, 04:27

The circumference of a circle is 2xpi. What is the value of x?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

aikomao

12 Sep 2022, 18:18

1

3

1,061

by: Kinshook

12 Sep 2022, 21:21

ER

If a > 0, is 2/(a+b) + 2/(a-b) = 1?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

ahatoval

29 Apr 2013, 00:14

16

17

10,328

by: bumpbot

29 Sep 2021, 08:01

ER

If y>0 is x>y? 1. 5x-4y=3 2. 4y-5x=3

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agnok

17 Jul 2010, 08:21

3

2

4,075

by: agnok

20 Jul 2010, 08:28

ER

Is this a rt triangle

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agnok

20 Jul 2010, 08:26

1

5

3,338

by: trunksli

20 Aug 2010, 21:34

ER

Between what two numbers is the measure of the third side of

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Poor Quality hide tags

agnok

09 Sep 2010, 10:27

3

8

4,369

by: Bunuel

11 Sep 2010, 23:50

ER

If two triangles are similar, what is the perimeter of the

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

agnok

09 Sep 2010, 07:45

9

8

6,588

by: bumpbot

12 Jan 2022, 11:45

ER

Is quadrilateral ABCD a rectangle?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

agnok

09 Sep 2010, 07:42

12

10

13,594

by: bumpbot

28 Dec 2023, 09:14

ER

Is x+1 a factor of 12?

555-605 (Medium) | Multiples and Factors

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

agnok

09 Sep 2010, 10:20

31

19

10,512

by: bumpbot

21 Oct 2024, 13:15

ER

If x, y, and n are positive integers, is (x/y)^n greater than 1,000 ?

605-655 (Medium) | Exponents, Inequalities

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

agnok

01 Oct 2010, 09:01

80

11

17,436

by: bumpbot

20 Nov 2024, 12:18

ER

Is |x – 3| < 7 ? (1) x > 0 (2) x < 10

555-605 (Medium) | Absolute Values, Inequalities

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

agnok

06 Oct 2010, 07:11

50

18

13,681

by: bumpbot

07 Mar 2025, 01:14

ER

If x and y are positive, is the ratio of x to y greater than

555-605 (Medium) | Fractions and Ratios, Inequalities

555-605 (Medium) | Fractions and Ratios, Inequalities hide tags

agnok

06 Oct 2010, 08:52

83

7

19,120

by: bumpbot

01 Jun 2025, 21:15

ER

Larry saves x dollars per month. Will Larrys total savings one year

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

agnok

06 Oct 2010, 07:10

96

5

18,409

by: Shin0099

06 Jul 2025, 16:53

ER

Is the Sum of 5 different positive integers greater then 35?

655-705 (Hard) | Statistics and Sets Problems

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

agentzap

05 Feb 2012, 09:32

9

5,283

by: bumpbot

23 May 2020, 21:20

In the quadrilateral PQRS, side PS is parallel to side QR.

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

agdimple333

28 Jun 2011, 15:45

82

11

64,010

by: bumpbot

07 Oct 2022, 19:55

ER

Sequence A is defined by the equation An = 3n + 2, where n is an integ

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

agdimple333

08 Jan 2021, 10:27

49

13

36,866

by: Bunuel

11 Dec 2025, 03:14

ER

During a sale, a clothing store sold each shirt at a price of $15 and

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

agdimple333

01 May 2011, 13:48

129

8

38,987

by: totaltestprepNick

03 Mar 2026, 09:52

In the xy-coordinate plane, how many points of intersection with the

655-705 (Hard) | Coordinate Plane, Graphs and Illustrations

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

agathe1910

03 Aug 2023, 03:19

9

3

2,274

by: bumpbot

27 Oct 2024, 06:26

ER

A building with an area of x acres can be divided into many lots. The

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Afroditee

26 Oct 2022, 01:12

1

2

948

by: DmitryFarberMPrep

31 Oct 2022, 23:19

ER

Is x > 0?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

1, 2

afife76

27 Feb 2014, 11:15

26

21

9,185

by: bumpbot

30 Oct 2021, 06:47

ER

Two coins are tossed with probability landing at Head not

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

aeros232

23 Nov 2012, 03:39

6

8

6,980

by: Bunuel

04 Jun 2014, 09:11

ER

If x is a positive integer, is (x)(x + 2)(x + 4) div by 12?

655-705 (Hard) | Multiples and Factors

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

aeros232

26 Nov 2012, 09:40

39

10

12,484

by: bumpbot

03 Dec 2023, 10:07

ER

If the graph of y = x^2 + ax + b passes through the points

805+ (Hard) | Coordinate Plane

805+ (Hard) | Coordinate Plane hide tags

1, 2, 3

aeros232

30 Sep 2012, 14:45

348

45

54,351

by: bumpbot

02 Apr 2025, 11:33

ER

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

505-555 (Easy) | Algebra, Exponents

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

aeglorre

12 Jan 2014, 04:27

12

3

7,532

by: bumpbot

29 Dec 2023, 09:05

ER

In △ABC, is any angle greater than 90°?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

adstudy

22 Oct 2018, 07:59

10

6

2,343

by: bumpbot

31 May 2022, 08:15

ER

In the figure above, PQRS is a square and AB = AC. Is the area of tria

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

AdmitJA

28 Jan 2015, 22:16

136

17

25,704

by: bumpbot

12 Mar 2025, 23:27

ER

a and b are integers. [x] is an integer less than or equal to x.

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

adlakha1992

25 May 2019, 05:10

4

2

2,731

by: MahmoudFawzy

25 May 2019, 11:15