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

181

15

82,695

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of May 2026

1, 2

Bunuel

01 Jan 2026, 05:45

861

24

190,933

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

490,888

by: bb

29 Aug 2025, 13:27

ER

Four workers from an international charity were selling shirts at a lo

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

aadikamagic

04 Oct 2014, 01:19

66

13

14,254

by: bumpbot

24 Sep 2025, 09:20

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If x represents the number of positive factors of integer y, is x odd

655-705 (Hard) | Multiples and Factors

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

aadikamagic

02 Oct 2014, 20:39

123

12

19,130

by: bumpbot

23 Jun 2024, 23:40

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Is the product abcd divisible by 10?

655-705 (Hard) | Multiples and Factors

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aadikamagic

03 Oct 2014, 11:32

14

8

6,953

by: bumpbot

05 Apr 2022, 05:00

ER

Are there more engineers than salespeople working at Soho Corp?

555-605 (Medium) | Algebra, Word Problems

555-605 (Medium) | Algebra, Word Problems hide tags

AakashSingh

22 Apr 2020, 11:31

6

5

3,650

by: bumpbot

19 Nov 2022, 00:14

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If y ≠ 0, is 10/y > 5?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

aakrity

15 Nov 2013, 02:39

11

4

4,355

by: bumpbot

27 Oct 2023, 05:08

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For integers a and b, if (a^3 a^2 b)^1/2 = 7, what is the

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

aalriy

08 Dec 2010, 09:39

176

13

38,983

by: bumpbot

04 Oct 2025, 13:10

ER

In the xy-plane, a parabola intersects with axis-y at point

655-705 (Hard) | Coordinate Plane, Geometry

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

aalriy

10 Dec 2010, 11:03

34

9

14,810

by: bumpbot

22 Nov 2023, 05:08

A right polygon is inscribed in a circle. How many sides

Poor Quality

Poor Quality hide tags

aalriy

10 Dec 2010, 08:05

1

2

5,039

by: aalriy

10 Dec 2010, 10:58

After attempting the first 24 questions on a test

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

Aalto700

30 Mar 2025, 04:20

4

1

676

by: Krunaal

30 Mar 2025, 05:49

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Is pqrst > 0 ? (1) p - qrst = 0 (2) pqr/st > 0

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

aarish2102

10 Jul 2022, 06:48

9

4

3,467

by: bumpbot

08 Aug 2024, 01:32

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If a and b are non zero integers is ab/(a + b) < ab?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

aarish2102

11 Jul 2022, 07:09

7

6

3,808

by: saurabhbajpai

08 Jul 2024, 11:28

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Is |x| > 1 ? (1) x^y > x (2) y = -1/2

605-655 (Medium) | Absolute Values +2 tags

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aarish2102

13 Jul 2022, 06:10

12

5

3,003

by: bumpbot

02 Nov 2023, 01:24

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Is x > 1 ? (1) |x + 5| = 2x - 4 (2) |x - 4| = |3x - 9|

705-805 (Hard) | Absolute Values

705-805 (Hard) | Absolute Values hide tags

aarish2102

11 Jul 2022, 07:31

12

5

2,672

by: bumpbot

11 Oct 2023, 01:24

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What is the value of p? (1) 5|q + 1| = p - 5 (2) |p + 5| = 16

605-655 (Medium) | Absolute Values

605-655 (Medium) | Absolute Values hide tags

aarish2102

11 Jul 2022, 07:22

4

3

3,002

by: Kinshook

16 Jul 2022, 09:33

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If |x - 3| - |x - 4| = |x - 6|, what is the value of x?

605-655 (Medium) | Absolute Values

605-655 (Medium) | Absolute Values hide tags

aarish2102

12 Jul 2022, 09:07

9

5

2,385

by: AndrewN

12 Jul 2022, 09:11

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If x and y are both positive integers, is y a multiple of 7?

605-655 (Medium) | Exponents, Multiples and Factors

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

AaronPond

08 Jan 2018, 22:01

11

5

4,975

by: bumpbot

06 Jan 2024, 16:11

ER

Hoses A, B, and C pump a swimming pool full of water. Hoses A and B

705-805 (Hard) | Work and Rate Problems

705-805 (Hard) | Work and Rate Problems hide tags

aashaybaindurgmat

14 Oct 2017, 01:20

57

7

11,473

by: bumpbot

14 Mar 2026, 00:49

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If a and b are integers and a is even, what is the value of a - b?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

aashaybaindurgmat

15 Oct 2017, 01:37

7

6

7,735

by: bumpbot

15 Sep 2024, 21:51

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Brian takes a weekend trip to visit a friend. What is his average rate

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

aashu4uiit

23 Nov 2014, 13:35

29

7

12,751

by: bumpbot

23 Sep 2025, 05:35

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

655-705 (Hard) | Exponents, Inequalities

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

aashu4uiit

05 Nov 2014, 04:44

27

10

14,131

by: bumpbot

30 May 2024, 08:18

In a class of 100 students, how many are boys? (There is at least 1 gi

655-705 (Hard) | Mixture Problems

655-705 (Hard) | Mixture Problems hide tags

Aayu12

12 Jan 2020, 01:14

29

5

9,256

by: bumpbot

27 Sep 2025, 11:45

Is traingle ABC is scalene?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Aayu12

12 Jan 2020, 04:19

5

3

1,529

by: CareerGeek

12 Jan 2020, 10:57

ER

Is x>3?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

aazhar

08 Jul 2012, 03:27

20

3

8,339

by: bumpbot

05 Nov 2025, 20:15

ER

Is the median of the 3 different integers equal to the average (arithm

805+ (Hard) | Statistics and Sets Problems

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

aazt

27 Jun 2017, 16:51

51

7

6,999

by: bumpbot

28 Jun 2024, 01:32

ER

A certain water tank has two outlet valves, valve A and valve B. Each

805+ (Hard) | Work and Rate Problems

805+ (Hard) | Work and Rate Problems hide tags

abansal1805

03 Dec 2017, 21:50

61

10

9,463

by: agrasan

11 Jul 2025, 00:00

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If x and y are positive integers and x = y^(a -2), is x a factor of y?

805+ (Hard) | Exponents +2 tags

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abansal1805

24 Nov 2017, 01:35

83

14

5,059

by: bumpbot

05 Aug 2021, 03:30

ER

125 passengers commute everyday. Is the median commute per day less th

605-655 (Medium) | Statistics and Sets Problems

605-655 (Medium) | Statistics and Sets Problems hide tags

abdullahkhan19

28 Oct 2010, 15:44

2

4

3,513

by: Bounce1987

11 Aug 2017, 06:42

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If x and y are distinct positive integers and x + y is even, what is t

705-805 (Hard) | Exponents +2 tags

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AbdulMalikVT

21 Aug 2019, 20:08

42

9

8,293

by: bumpbot

13 Jun 2025, 00:42

ER

Kim and Sue each bought some roses and some daisies at the prices show

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

AbdurRakib

22 Jun 2017, 14:03

575

13

59,101

by: bumpbot

03 Jun 2026, 04:53

ER

Jill has applied for a job with each of two different companies. What

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

1, 2

AbdurRakib

03 Aug 2021, 02:51

605

31

71,780

by: bumpbot

31 May 2026, 13:07

ER

Each type A machine fills 400 cans per minute, each Type B machine

655-705 (Hard) | Work and Rate Problems

655-705 (Hard) | Work and Rate Problems hide tags

AbdurRakib

24 Jun 2016, 12:36

433

17

46,951

by: Gmat860sanskar

04 May 2026, 10:02

ER

A small School has three foreign language classes, one in French, one

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

AbdurRakib

30 Jun 2016, 14:49

361

19

64,897

by: Gmat860sanskar

13 Apr 2026, 12:46

ER

In the two-digit integers 3[m]\Box[/m] and 2[m]\bigtriangleup[/m],The

655-705 (Hard) | Arithmetic +2 tags

655-705 (Hard) | Arithmetic, Functions and Custom Characters, Number Properties hide tags

1, 2

AbdurRakib

22 Jun 2017, 14:44

623

22

57,286

by: bumpbot

07 Apr 2026, 12:44

ER

Is the integer n a prime number?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

AbdurRakib

01 Jul 2016, 05:05

66

6

26,309

by: totaltestprepNick

11 Mar 2026, 09:17

ER

Is the positive integer n odd?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

AbdurRakib

01 Jul 2016, 05:28

97

14

25,208

by: totaltestprepNick

23 Feb 2026, 13:42

ER

w, x, y and z are all integers. Is wxyz even?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

AbdurRakib

05 Jun 2016, 14:23

8

2

5,437

by: bumpbot

14 Jan 2026, 03:39

ER

If a and b are positive integers, is ³√ab an an integer?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

AbdurRakib

24 Jun 2016, 12:16

310

13

46,689

by: bumpbot

13 Jan 2026, 12:35

ER

A clothing manufacturer makes jackets that are wool or cotton or

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

AbdurRakib

15 Jun 2016, 03:24

125

12

40,773

by: bumpbot

05 Jan 2026, 04:49

ER

Jack wants to use a circular rug on his rectangular office floor to co

555-605 (Medium) | Geometry, Word Problems

555-605 (Medium) | Geometry, Word Problems hide tags

1, 2

AbdurRakib

24 Jun 2017, 04:14

457

28

53,626

by: bumpbot

24 Dec 2025, 01:57

ER

If q, s, and t are all different numbers, is q < s < t ?

655-705 (Hard) | Absolute Values, Inequalities

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

1, 2

AbdurRakib

19 Jun 2017, 04:59

1.4k

22

83,114

by: bumpbot

30 Nov 2025, 10:41

ER

Max purchased a guitar for a total of $624,which consisted of the pric

605-655 (Medium) | Percent and Interest Problems

605-655 (Medium) | Percent and Interest Problems hide tags

AbdurRakib

24 Jun 2017, 03:09

398

8

49,297

by: bumpbot

27 Nov 2025, 22:53

ER

In a certain order,the pretax price of each regular pencil was $0.o3,t

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

AbdurRakib

14 Aug 2024, 04:05

344

16

37,096

by: Aboyhasnoname

25 Nov 2025, 15:29

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If x and y are positive, is xy > x + y?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

AbdurRakib

01 Jul 2016, 05:53

131

19

26,749

by: bumpbot

09 Nov 2025, 10:36

ER

If y ≠2xz, what is the value of (2xz + yz)/(2xz – y)?

505-555 (Easy) | Algebra, Number Properties

505-555 (Easy) | Algebra, Number Properties hide tags

AbdurRakib

15 Jun 2016, 03:30

115

18

35,054

by: bumpbot

01 Nov 2025, 07:46

ER

Did Insurance Company K have more than $300 million in total net profi

Sub 505 (Easy) | Percent and Interest Problems

Sub 505 (Easy) | Percent and Interest Problems hide tags

AbdurRakib

30 Jun 2016, 14:58

85

6

39,157

by: bumpbot

25 Oct 2025, 10:09

ER

A, B, C, and D are points on a line. If C is the midpoint of line segm

505-555 (Easy) | Arithmetic

505-555 (Easy) | Arithmetic hide tags

AbdurRakib

15 Jun 2016, 03:20

100

7

47,866

by: bumpbot

24 Oct 2025, 03:41

ER

A group of students, each of whom has prepared a presentation, is

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

AbdurRakib

05 Jun 2016, 14:32

68

8

12,210

by: bumpbot

15 Oct 2025, 23:45

ER

What is the value of x if x^3 < x^2?

605-655 (Medium) | Algebra, Inequalities

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

1, 2

AbdurRakib

02 Jul 2021, 02:45

468

30

75,455

by: chetan2u

06 Oct 2025, 07:50

ER

If x,y,and z are positive numbers,what is the value of the average (ar

555-605 (Medium) | Statistics and Sets Problems

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

1, 2

AbdurRakib

24 Jun 2017, 03:22

292

27

59,368

by: bumpbot

28 Sep 2025, 16:07

ER

How many hours would it take Pump A and Pump B working together, each

555-605 (Medium) | Work and Rate Problems

555-605 (Medium) | Work and Rate Problems hide tags

AbdurRakib

01 Jul 2016, 04:45

327

14

58,366

by: Aboyhasnoname

18 Sep 2025, 19:16