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

182

15

82,897

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of May 2026

1, 2

Bunuel

01 Jan 2026, 05:45

862

24

191,086

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

491,037

by: bb

29 Aug 2025, 13:27

ER

Each of the letters in the table above represents one of the

605-655 (Medium) | Arithmetic, Graphs and Illustrations

605-655 (Medium) | Arithmetic, Graphs and Illustrations hide tags

Walkabout

07 Dec 2012, 10:08

335

8

58,370

by: bumpbot

07 Sep 2025, 02:17

ER

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

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Walkabout

26 Dec 2012, 04:50

61

12

20,499

by: bumpbot

11 Aug 2025, 09:20

ER

The figure above represents a circle graph of Company H's total expens

Sub 505 (Easy) | Geometry, Graphs and Illustrations

Sub 505 (Easy) | Geometry, Graphs and Illustrations hide tags

Walkabout

07 Dec 2012, 09:21

57

13

35,574

by: bumpbot

28 Jun 2025, 21:40

ER

What is the number of cans that can be packed in a certain

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Walkabout

07 Dec 2012, 09:53

525

14

59,968

by: KarishmaB

16 Jun 2025, 05:07

ER

Any decimal that has only a finite number of nonzero digits

555-605 (Medium) | Fractions and Ratios

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

Walkabout

18 Dec 2012, 05:27

257

12

50,335

by: bumpbot

16 May 2025, 10:35

ER

Is the positive two-digit integer N less than 40 ?

605-655 (Medium) | Arithmetic

605-655 (Medium) | Arithmetic hide tags

1, 2

Walkabout

03 Dec 2012, 05:42

650

24

74,849

by: GothamKnight27

04 Apr 2025, 22:46

ER

If arc PQR above is a semicircle, what is the length of diameter PR ?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Walkabout

13 Dec 2012, 07:14

702

18

68,632

by: bumpbot

28 Jan 2025, 13:51

ER

What is the area of triangular region ABC above?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

1, 2

Walkabout

03 Dec 2012, 04:54

61

21

45,135

by: bumpbot

14 Nov 2024, 20:10

ER

In the figure above, if the area of triangular region D is 4

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Walkabout

18 Dec 2012, 06:58

76

15

33,818

by: bumpbot

27 Sep 2024, 05:39

ER

On a company-sponsored cruise, 2/3 of the passengers were

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Walkabout

13 Dec 2012, 06:43

22

9

19,819

by: demawtf

19 Jun 2024, 06:48

ER

In the figure above, what is the value of x + y ?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Walkabout

18 Dec 2012, 06:08

185

12

53,170

by: bumpbot

27 Nov 2023, 09:56

ER

The length of the edging that surrounds circular garden K is

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Walkabout

13 Dec 2012, 06:53

22

8

18,007

by: bumpbot

17 Nov 2023, 05:10

ER

What is the circumference of the circle above with center O?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Walkabout

26 Dec 2012, 04:59

55

11

26,112

by: bumpbot

15 Oct 2023, 10:09

ER

What was the revenue that a theater received from the sale

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Walkabout

14 Dec 2012, 05:30

11

6

14,705

by: bumpbot

31 Aug 2023, 00:49

ER

Quadrilateral RSTU shown above is a site plan for a parking lot in

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Walkabout

14 Dec 2012, 08:53

52

8

25,085

by: bumpbot

05 Aug 2023, 10:11

ER

If k is a positive integer, is (1/2)^k > 0.125?

555-605 (Medium) | Exponents, Inequalities

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

VyshakhR1995

26 Apr 2017, 01:18

12

8

2,839

by: Bunuel

19 Sep 2019, 02:40

ER

Three friends are trying to decide how to split up a tub of ice cream.

Poor Quality

Poor Quality hide tags

VyshakhR1995

06 Apr 2017, 05:20

2

7

3,209

by: Bunuel

03 Jul 2017, 10:23

ER

If q is a positive integer, what is the value of q?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

VyshakhR1995

26 Apr 2017, 01:03

1

2

2,154

by: BrentGMATPrepNow

26 Apr 2017, 06:22

ER

n=9.94l6,what digit is l?

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

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

VyshakhR1995

26 Apr 2017, 01:38

4

1

2,298

by: Bunuel

26 Apr 2017, 01:40

ER

Is n an integer? (1) n^2 is an integer (2) n^(1/2) is an

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

vwjetty

29 Jun 2017, 11:40

198

17

36,756

by: rak08

11 May 2025, 22:12

ER

Set A has 20 numbers and B has 40 numbers. Is the range of B

505-555 (Easy) | Statistics and Sets Problems

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

[email protected]

12 Jun 2007, 02:06

5

6

6,826

by: bumpbot

25 Oct 2021, 07:27

What is the units digit of 15^x + 22^y , where x and y are natural num

Poor Quality

Poor Quality hide tags

Vshal

05 Jan 2019, 13:31

3

1,063

by: globaldesi

05 Jan 2019, 21:51

ER

Any decimal that has only a finite number of nonzero digits

555-605 (Medium) | Fractions and Ratios, Number Properties

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

1, 2

vscid

17 Feb 2010, 16:58

65

21

21,058

by: bumpbot

27 Sep 2024, 01:54

ER

Quadrilateral ABCD is a rhombus and points C, D, and E are

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

vscid

13 Oct 2013, 16:03

18

3

5,078

by: Bunuel

13 Oct 2013, 16:05

ER

If x - y > 10, is x - y > x + y ? (1) x = 8 (2) y = -20

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

vrajesh

21 Nov 2010, 16:44

50

9

18,462

by: bumpbot

24 Mar 2025, 08:51

ER

In quadrilateral ABCD, is AC longer than BD?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

voodoochild

13 Feb 2021, 14:59

37

12

9,219

by: Bunuel

15 Aug 2023, 03:32

ER

If root(x) is a positive integer is root(x) a prime number?

605-655 (Medium) | Multiples and Factors, Number Properties

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

vomhorizon

05 Dec 2012, 06:30

16

4

7,802

by: bumpbot

09 Nov 2024, 09:31

ER

If x, y and z are distinct prime numbers, how many positive factors do

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

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

vomhorizon

21 Nov 2012, 09:07

20

5

15,613

by: bumpbot

27 Sep 2023, 13:28

ER

If x = u^2 - v^2, y = 2uv and z = u^2 + v^2, and if x = 11,

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

1, 2

vogelleblanc

28 Nov 2013, 05:40

885

36

131,943

by: Bunuel

31 Oct 2025, 00:01

ER

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

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

vmelgargalan

21 Mar 2017, 12:31

14

5

15,012

by: bumpbot

10 Jan 2026, 20:21

ER

A company has ordered 84 sofas, 180 tables, and 264 chairs. It has dep

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

vmahi77

18 Nov 2015, 02:04

53

13

7,589

by: bumpbot

07 Sep 2023, 23:31

ER

If x is to be selected at random from T, what is the probabi

555-605 (Medium) | Probability, Statistics and Sets Problems

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

1, 2

vksunder

18 Aug 2008, 12:17

146

22

29,368

by: Bunuel

17 May 2025, 10:26

ER

If every member of set X {-14, -12, 17, 28, 41, Z} is multiplied by nu

605-655 (Medium) | Percent and Interest Problems, Statistics and Sets Problems

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

vjsharma25

27 Mar 2011, 00:07

46

12

20,645

by: bumpbot

11 Oct 2025, 03:03

ER

While on a straight road, Car X and Car Y are traveling at

555-605 (Medium) | Distance and Speed Problems

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

1, 2

vix

07 Dec 2012, 10:38

243

22

51,801

by: bumpbot

12 Apr 2026, 07:52

ER

In what year was Ellen born?

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

vix

17 Mar 2012, 18:51

64

5

17,596

by: bumpbot

06 Jan 2026, 09:07

ER

If u and v are positive real numbers, is u>v? 1. u^3/v

805+ (Hard) | Arithmetic, Inequalities

805+ (Hard) | Arithmetic, Inequalities hide tags

vivgmat

16 Jul 2011, 07:17

48

8

9,228

by: Saupayan

02 Sep 2023, 09:34

ER

What is the 1st term in sequence S ?

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

vivek_dj

04 Mar 2004, 10:54

26

13

10,772

by: bumpbot

08 Aug 2025, 13:28

ER

What is the value of x + 3y + 7?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

vivaslluis

24 Jul 2016, 10:31

13

5

4,473

by: SaquibHGMATWhiz

09 Jun 2023, 07:38

ER

Is the length of the diagonal of the rectangle greater than 6^(1/2)

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

vivaslluis

01 Nov 2010, 05:41

43

4

10,854

by: Bunuel

07 May 2023, 06:45

ER

Is x a digit (an integer from 0 to 9)?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

vivaslluis

24 Oct 2010, 09:41

5

4,990

by: bumpbot

22 Oct 2022, 04:23

ER

If X and Y are positive integers, what is the remainder of

Sub 505 (Easy) | Remainders

Sub 505 (Easy) | Remainders hide tags

vivaslluis

13 Nov 2010, 10:10

9

6

4,689

by: jpujol1

28 Jun 2020, 09:56

ER

What is the value of x^3 - y^3 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

vivaslluis

10 Oct 2010, 03:46

16

9

5,517

by: law258

18 Sep 2016, 10:07

ER

Is cone P similar to cone Q?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

vitorpteixeira

04 Oct 2017, 10:27

6

2

2,684

by: bumpbot

03 Aug 2023, 23:02

ER

If |2x| > |3y|, is x > y?

655-705 (Hard) | Absolute Values, Inequalities

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

vitorpteixeira

07 Oct 2017, 11:57

18

6

3,780

by: dadaquest

14 Oct 2021, 23:11

ER

Is x > 10?

555-605 (Medium) | Absolute Values, Algebra

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

vitorpteixeira

07 Oct 2017, 11:55

7

5

2,490

by: bumpbot

24 Apr 2019, 03:31

ER

If |x| is a number between 20 and 51, is |x| a prime number? (1) The

555-605 (Medium) | Absolute Values, Number Properties

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

vita60

14 Jul 2019, 23:10

16

10

4,122

by: bumpbot

01 Feb 2022, 07:24

ER

If ab^2 = 50, what is the value of a(a – b)(a + b)? (1) a^3 = 8

605-655 (Medium) | Algebra, Inequalities

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

vita60

14 Jul 2019, 07:03

4

3

3,219

by: IanStewart

22 Feb 2021, 17:24

ER

Are all of the terms in Set A equal?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

vishu1414

22 Dec 2012, 08:45

34

13

8,420

by: bumpbot

20 Mar 2025, 11:36

ER

In the problem below, AB, CD, and EF are two-digit numbers, where A, B

805+ (Hard) | Arithmetic, Number Properties

805+ (Hard) | Arithmetic, Number Properties hide tags

vishnugmatgupta

21 Nov 2021, 02:35

10

4

2,444

by: bumpbot

12 Jul 2024, 12:34

ER

Laser diodes and micro-controllers are among the components used to ma

805+ (Hard) | Percent and Interest Problems

805+ (Hard) | Percent and Interest Problems hide tags

Vishh13

05 Oct 2020, 11:25

14

5

2,291

by: bumpbot

14 Apr 2026, 03:05