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

79,057

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

188,720

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

488,258

by: bb

29 Aug 2025, 13:27

ER

What is the value of 4^(a + b)/2^(a - b) ?

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

12 Sep 2017, 23:33

3

4

2,166

by: bumpbot

22 Jan 2022, 12:02

ER

If x and y are integers, does x = y ? (1) xy = y^2 (2) x^2 = y^2

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

22 Jan 2022, 10:26

6

1

1,753

by: TarunKumar1234

22 Jan 2022, 10:45

ER

What was the standard deviation of Company R's earnings per month for

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

10 Feb 2020, 05:18

9

3

4,693

by: bumpbot

22 Jan 2022, 10:06

ER

If the students at Count Able High School all take a science class, a

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

Bunuel

13 Jan 2021, 01:15

7

5

2,817

by: bumpbot

22 Jan 2022, 09:40

ER

If x 0, what is the value of (x^w/x^y)^4 ? (1) w = y

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

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

tejal777

28 Sep 2009, 05:50

7

10

4,737

by: SJ5

22 Jan 2022, 08:55

ER

Set S contains the elements {– 4, x, 0, 17, 1}. What is the median of

505-555 (Easy) | Statistics and Sets Problems

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

Bunuel

22 Dec 2015, 00:30

3

6

4,552

by: bumpbot

22 Jan 2022, 04:45

ER

A joint debating session is conducted between a certain junior class

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

Bunuel

18 Apr 2026, 05:42

14

12

5,790

by: bumpbot

21 Jan 2022, 21:43

ER

If x and y are integers and x>y, then what is the value of x-y?

705-805 (Hard) | Algebra, Inequalities

705-805 (Hard) | Algebra, Inequalities hide tags

mangamma

28 Apr 2019, 08:43

13

5

3,953

by: bumpbot

21 Jan 2022, 20:54

ER

If x=y+1 and x is a non-negative integer, is x even?

655-705 (Hard) | Algebra, Number Properties

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

chetan2u

25 Jan 2018, 21:49

7

4

2,230

by: bumpbot

21 Jan 2022, 20:49

ER

If x and y are negative integers such that x = x^y + y, what is x?

655-705 (Hard) | Algebra, Exponents

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

Bunuel

25 Sep 2017, 23:35

4

2,187

by: bumpbot

21 Jan 2022, 20:43

ER

If x and y are integers, is x/y>0? (1) x–y^2 > 0 (2) x^2y > 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Lampard42

15 Jun 2019, 00:07

10

2

2,359

by: bumpbot

21 Jan 2022, 08:57

ER

Is x > y ? (1) xa > ya (2) x − a > y − a

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

26 May 2021, 07:00

3

4

1,903

by: Romik

21 Jan 2022, 07:49

If N is a 3-digit integer, what is the value of N?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Amrita2405

12 Apr 2019, 23:37

8

3,394

by: bumpbot

21 Jan 2022, 07:02

ER

What is the value of x^2 - y^2?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Mangeshkhuspe

19 Jun 2016, 12:48

11

12

3,882

by: bumpbot

21 Jan 2022, 06:59

ER

What is the degree measure of the largest angle in ΔPQR ?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

23 May 2020, 07:05

6

5,520

by: JITESHSINGH

21 Jan 2022, 03:20

ER

In one list of N consecutive integers, the smallest value is S and th

655-705 (Hard) | Statistics and Sets Problems

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

nislam

16 Jan 2022, 10:52

3

1

1,379

by: stne

20 Jan 2022, 21:24

ER

In the figure above, what is the area of semicircle DPA?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

07 Dec 2020, 01:15

12

7

3,123

by: bumpbot

20 Jan 2022, 19:29

ER

What is y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

flower07

13 Dec 2013, 16:31

9

6

4,341

by: bumpbot

20 Jan 2022, 06:13

ER

If x > y, then what is the value of 3^x/3^y ?

605-655 (Medium) | Exponents, Number Properties

605-655 (Medium) | Exponents, Number Properties hide tags

Bunuel

19 Jan 2022, 10:00

1

1,313

by: BrentGMATPrepNow

19 Jan 2022, 10:30

ER

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

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

05 Nov 2019, 05:58

4

3

3,437

by: bumpbot

19 Jan 2022, 06:37

ER

In the figure shown above, point E is the intersection point of the di

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

19 Jan 2022, 04:30

1

988

by: Nidzo

19 Jan 2022, 05:03

ER

If A = 2B, is A^4 > B^4?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

Bunuel

23 Jun 2016, 02:12

13

5

3,068

by: bumpbot

19 Jan 2022, 03:05

ER

Is 0 < (x−y)/(x−2y) < 1?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

13 Feb 2015, 08:45

7

8

5,762

by: Fdambro294

19 Jan 2022, 02:17

ER

In a sequence S, each term after the second term is 3 less than preced

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

05 Jan 2022, 03:30

3

1

2,052

by: ElninoEffect

18 Jan 2022, 21:48

ER

Jamie has 80 pens, out of which “P” pens are ball-point pens and the

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

05 Jan 2022, 05:00

2

1,176

by: Catman

18 Jan 2022, 20:28

ER

If the city B lies along a certain route between A and C, what is the

555-605 (Medium) | Distance and Speed Problems

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

Bunuel

12 Jan 2022, 08:00

2

1

1,435

by: yashikaaggarwal

18 Jan 2022, 14:40

ER

What is the product of the roots of the equation x^2 - 4x + k = 3 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

18 Jan 2022, 02:30

4

1,384

by: TarunKumar1234

18 Jan 2022, 11:32

ER

Sequence S has 84 terms. What is the 53rd term of the sequence?

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

Bunuel

18 Jan 2022, 02:30

4

3

1,803

by: TarunKumar1234

18 Jan 2022, 11:27

If x is a positive integer, does 5x have have an odd number of factors

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

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

TheUltimateWinner

04 May 2019, 10:27

3

2

1,527

by: bumpbot

18 Jan 2022, 07:57

ER

What is the remainder when the positive integer n is divided

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

udaymathapati

26 Sep 2010, 11:44

14

6

8,992

by: bumpbot

18 Jan 2022, 03:28

ER

In a circle centered on point O with radius 8, diameter AC and poi

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

28 Feb 2016, 08:21

42

14

16,631

by: bumpbot

17 Jan 2022, 20:05

ER

Is -x < 2y ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

devilmirror

30 Jan 2007, 21:25

8

13

6,430

by: bumpbot

17 Jan 2022, 15:53

ER

What is the number of male employees at the factory?

655-705 (Hard) | Fractions and Ratios, Word Problems

655-705 (Hard) | Fractions and Ratios, Word Problems hide tags

Bunuel

24 Aug 2016, 05:20

4

3

8,096

by: bumpbot

17 Jan 2022, 04:14

ER

Is x+y an even number?

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Kushchokhani

16 Jan 2022, 04:16

15

6

3,983

by: Bunuel

16 Jan 2022, 04:16

We are given a decimal number P = 12.abc where a, b, and c are the ten

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

happypuppy

14 Jan 2022, 10:21

3

1,207

by: hientranzx

16 Jan 2022, 00:46

ER

On a certain website an average of 5000 videos were uploaded daily in

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

12 Jan 2022, 10:00

2

1,260

by: hientranzx

16 Jan 2022, 00:29

ER

Xavier and Adam are riding motorcycles down the highway at constant sp

Sub 505 (Easy) | Distance and Speed Problems

Sub 505 (Easy) | Distance and Speed Problems hide tags

Bunuel

21 Mar 2017, 05:28

3

4

2,846

by: bumpbot

15 Jan 2022, 14:45

ER

Bill and Sam both rode their bikes from their school to the public

505-555 (Easy) | Distance and Speed Problems

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

nemix

03 Jan 2013, 10:09

7

5

8,053

by: bumpbot

15 Jan 2022, 14:30

ER

If xy > 0, does xy y = 3? (1) xy = 3 (2) y 1 = 0

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

rxs0005

04 Dec 2010, 03:10

18

9

7,099

by: bumpbot

15 Jan 2022, 04:28

ER

A farmer wants to fence in a rectangular lot of 3,000 square feet in

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

31 Jan 2016, 07:24

4

3

2,376

by: bumpbot

14 Jan 2022, 19:42

ER

Is a^3 > 20?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

25 Jul 2016, 10:15

3

2

1,925

by: bumpbot

14 Jan 2022, 19:38

ER

If a is a non-zero integer, is 0 < a^a <1? (1) a < 0 (2) a is even

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

05 Jan 2022, 09:00

1

3

1,305

by: stne

14 Jan 2022, 09:28

ER

Has Stock J been purchased by more than 40% of the 4000 employees in

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

12 Jan 2022, 08:30

1

1,141

by: JerryAtDreamScore

14 Jan 2022, 09:16

ER

What is the greatest common factor of positive integers k and m?

555-605 (Medium) | Multiples and Factors

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

Bunuel

12 Jan 2022, 09:30

1

1,122

by: JerryAtDreamScore

14 Jan 2022, 09:13

ER

If integer n is greater than 1, Does n have more than two distinct fac

655-705 (Hard) | Inequalities +2 tags

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

gmatmania17

29 Dec 2014, 05:16

23

10

5,295

by: bumpbot

14 Jan 2022, 07:11

ER

Is |x| < 1 (1) x^5 > x^3 (2) x^2 > x^3

805+ (Hard) | Absolute Values, Inequalities

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

gmatblues

14 Jan 2022, 07:29

13

12

6,863

by: bumpbot

14 Jan 2022, 06:57

ER

In the figure, ABCD is a trapezoid with BC//AD, AB = CE, BE//CG, and a

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

mikemcgarry

15 Jun 2016, 10:13

8

6

4,284

by: bumpbot

14 Jan 2022, 06:55

ER

Is 1/(5 - x) > x/5? (1) x < 8. (2) x > -8.

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

24 Jun 2016, 03:08

4

7

2,427

by: bumpbot

14 Jan 2022, 06:47

ER

FGHJ is a rectangle, such that FJ = 40 and FJ > FG. Point M is the mi

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

mikemcgarry

06 Jun 2016, 10:50

5

4,335

by: bumpbot

14 Jan 2022, 06:09

ER

If x and y are integers and[m] |x| + y =0[/m], what is the value of x?

655-705 (Hard) | Absolute Values, Inequalities

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

chetan2u

27 May 2016, 21:22

6

5

2,407

by: bumpbot

14 Jan 2022, 05:54