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

178

15

78,940

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

857

24

188,644

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

488,141

by: bb

29 Aug 2025, 13:27

ER

What is the value of |(x + 5)/(x + 7)| ?

805+ (Hard) | Absolute Values, Algebra

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

Bunuel

15 Dec 2019, 23:31

12

9

3,890

by: bumpbot

26 Jul 2022, 14:21

ER

If cd > 0, does (c-2)(d-2) = 4?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

corgilover

24 Dec 2018, 10:50

12

7

5,070

by: Bunuel

20 Jul 2022, 01:57

ER

If m≠0, is m^3>m^2?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

dimmak

11 Sep 2018, 20:09

12

11

5,147

by: bumpbot

09 Jul 2022, 07:18

ER

If v ≠ 0, is |w| < |v|? (1) w/v < 1 (2) w^2^2/v < 1

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

Bunuel

02 Oct 2020, 01:45

12

4

4,869

by: bumpbot

01 Jul 2022, 12:11

ER

If line l passes through point (m, n), is the slope of the

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

banksy

15 Feb 2011, 13:12

12

9

8,335

by: frombelarus

08 Jun 2022, 13:15

ER

Is the product of a and b odd?

Sub 505 (Easy) | Multiples and Factors, Number Properties

Sub 505 (Easy) | Multiples and Factors, Number Properties hide tags

Bunuel

11 Nov 2014, 05:47

12

9

7,345

by: GMATWhizTeam

07 Jun 2022, 11:16

ER

A club has 80 members, each of which practice one or more of tennis,

805+ (Hard) | Overlapping Sets

805+ (Hard) | Overlapping Sets hide tags

amanvermagmat

08 Dec 2018, 22:58

12

3

2,946

by: bumpbot

04 May 2022, 09:51

ER

Is 3^n > 2^k ? (1) k = n + 1 (2) n is a positive integer.

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

03 Jan 2016, 13:51

12

9

3,996

by: bumpbot

24 Apr 2022, 06:51

ER

Is quadrilateral ABCD a square? (1) AB = BC = CD = DA (2) x + y = 180

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

13 Nov 2017, 00:12

12

6

10,070

by: bumpbot

16 Apr 2022, 00:07

ER

Is the Quadrilateral ABCD a rectangle?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

GMATBusters

25 Apr 2020, 20:10

12

18

5,559

by: bumpbot

14 Apr 2022, 09:27

ER

In xy-plane,does line with equation y=3x+1 contain the point (p,q)?

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

BullRunner

28 Jun 2018, 20:48

12

2

3,752

by: stoned

11 Apr 2022, 00:32

ER

Is 27^a/6^b a prime number?

705-805 (Hard) | Algebra +2 tags

705-805 (Hard) | Algebra, Exponents, Number Properties hide tags

vdm

21 Sep 2015, 09:24

12

10

3,849

by: Pankaj0901

31 Mar 2022, 12:04

ER

Data set M consist of distinct negative integers. What is the value of

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

21 Dec 2018, 06:10

12

7

5,248

by: bumpbot

31 Mar 2022, 01:53

ER

What is the product of v, w, and x?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

pierferraro

17 Dec 2014, 04:11

12

7

8,494

by: bumpbot

17 Mar 2022, 08:41

ER

A ring of paint that is w units wide completely divides a circular

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

d999

09 Mar 2020, 09:35

12

4

3,237

by: bumpbot

25 Feb 2022, 17:56

ER

Sets X and Y consist solely of positive integers. Each set contains at

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

11 Nov 2019, 01:20

12

5

4,378

by: bumpbot

21 Feb 2022, 08:39

ER

If n is a three-digit positive integer, what is the sum of the digits

505-555 (Easy) | Arithmetic, Fractions and Ratios

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

Bunuel

15 Jul 2018, 21:19

12

3

8,953

by: bumpbot

21 Feb 2022, 04:38

ER

If x^3 < x^2, what is the value of the integer x?

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

31 Aug 2018, 23:00

12

15

6,167

by: bumpbot

08 Feb 2022, 07:34

ER

If |x^2 + y^2 + z^2| < 4, is |x^2 + z^2| < 1 ?

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

Bunuel

14 Aug 2017, 01:59

12

6

3,146

by: bumpbot

07 Feb 2022, 19:26

ER

If a^m = b^n and if a ≠ b ≠ m ≠ n, what is the value of a + b + m + n?

655-705 (Hard) | Algebra, Exponents

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

dkverma

27 Jul 2015, 15:01

12

5

5,454

by: bumpbot

06 Feb 2022, 19:37

ER

For any integers a and b, min(a, b) and max(a, b) denote the minimum

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

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

Bunuel

02 Feb 2022, 05:00

12

1

3,823

by: Jagmeister

02 Feb 2022, 05:08

ER

For any non-zero numbers p and q, p$q = |p|/q. What is the value of p$

705-805 (Hard) | Absolute Values, Functions and Custom Characters

705-805 (Hard) | Absolute Values, Functions and Custom Characters hide tags

Bunuel

14 May 2020, 07:26

12

4

3,507

by: bumpbot

01 Feb 2022, 06:23

ER

How long is the diagonal through the center of a particular cube?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

22 Jan 2016, 10:27

12

2

3,517

by: bumpbot

28 Jan 2022, 02:10

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

3,121

by: bumpbot

20 Jan 2022, 19:29

Given that X and Y are integers if (x^3-x^2-y)^1/2=7

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

firas92

14 Jun 2019, 07:32

12

7

2,250

by: BlueDefender

05 Jan 2022, 10:23

ER

Is x > y ? (1) |x – y| < |x| (2) |x| > |y|

655-705 (Hard) | Absolute Values, Inequalities

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

Sajjad1994

05 Nov 2020, 05:58

12

4

3,693

by: Aeyvei

30 Dec 2021, 01:16

ER

Triangles ABC and DEF are similar. What percent of the area of triangl

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

06 Feb 2015, 07:33

12

6

12,107

by: bumpbot

29 Dec 2021, 08:28

ER

Internal angle bisectors of triangle ABC with right angle at B meet at

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

17 Nov 2021, 09:30

12

8

2,830

by: KarishmaB

05 Dec 2021, 21:27

ER

x is a positive integer and it is a product of p distinct prime number

Poor Quality

Poor Quality hide tags

ktzsikka

02 Dec 2021, 07:37

12

5

4,468

by: ktzsikka

29 Nov 2021, 20:01

ER

If x 0, what is the value of x?

655-705 (Hard) | Absolute Values, Exponents

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

Bunuel

10 Oct 2017, 01:06

12

9

5,729

by: Bunuel

08 Nov 2021, 08:13

ER

Can the positive integer k be expressed as the product of

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

enigma123

11 Feb 2012, 20:08

12

7,048

by: bumpbot

04 Nov 2021, 07:45

ER

x and y are real numbers. Is y negative? (1) x^y > 0 (2) y^x > 0

555-605 (Medium) | Exponents, Number Properties

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

amanvermagmat

26 Jul 2018, 22:13

12

4

2,807

by: bumpbot

20 Oct 2021, 21:29

ER

Is x = 4 ? (1) (x^2)^(1/2) = 4 (2) |x| = -x

605-655 (Medium) | Absolute Values

605-655 (Medium) | Absolute Values hide tags

nevilpat1

01 Oct 2021, 06:26

12

9

4,282

by: chetan2u

01 Oct 2021, 04:43

ER

Is yz > wz ? (1) y > w (2) z^3 < z

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

15 Apr 2020, 04:06

12

6

5,636

by: bumpbot

27 Sep 2021, 10:15

ER

In a certain shop, two security cameras are positioned in different lo

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Russ19

11 Jul 2021, 06:45

12

6

1,995

by: IanStewart

12 Jul 2021, 03:50

ER

If a, b, c, d and e are five consecutive positive integers. What is th

605-655 (Medium) | Exponents, Number Properties

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

Bunuel

17 Dec 2019, 00:09

12

9

8,361

by: bumpbot

11 Jul 2021, 22:44

ER

If x0, 3 or -9, is 3/(x^2 - 3) > 0? (1) 1/x^2 > 0 (2) -2/(x^2 - 2) <0

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

06 Jul 2021, 01:30

12

7

2,244

by: Bunuel

07 Jul 2021, 01:15

ER

In country C, the percentage of men with phones is between

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

gmatbull

08 Nov 2012, 23:46

12

3

3,971

by: bumpbot

06 Jun 2021, 09:05

ER

m is a multiple of 13. Is mn a multiple of 195?

555-605 (Medium) | Multiples and Factors

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

Bunuel

07 Sep 2015, 04:45

12

7

5,867

by: BhaveshGMAT

05 Jun 2021, 06:41

ER

If x^2 + 12x k = 0, is x = 4?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

26 May 2021, 01:30

12

5

2,145

by: Bunuel

27 May 2021, 01:15

ER

How many employees are there in Company X? (1) If an employee is to be

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

Bunuel

24 Oct 2018, 05:17

12

4

3,790

by: bumpbot

01 May 2021, 11:14

ER

Is x > 3y?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

25 Apr 2017, 03:14

12

8

4,861

by: bumpbot

21 Apr 2021, 03:29

ER

The circular base of a planter sits on a level lawn, and

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Berbatov

26 Aug 2011, 02:02

12

6

6,077

by: bumpbot

18 Apr 2021, 15:27

ER

Three circles are drawn within triangle ABC such that no two circles

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

08 Mar 2018, 21:20

12

3

3,784

by: bumpbot

31 Mar 2021, 15:27

Is the slope of the line that passes through the point (p, q) positiv

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

itisSheldon

15 Apr 2018, 00:08

12

3

4,114

by: bumpbot

22 Mar 2021, 17:56

What is the value of |x - 2|? (1) x^2 - 4x = 12 (2) x < 2

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

TheNightKing

13 Jul 2019, 18:11

12

6

2,626

by: bumpbot

11 Mar 2021, 02:40

ER

Number XYZ is the product of positive integer n and 9. Is x + y + z =

655-705 (Hard) | Algebra, Number Properties

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

Bunuel

25 Feb 2021, 01:15

12

5

2,608

by: EgmatQuantExpert

28 Feb 2021, 03:16

ER

If gasoline costs $1.09 per gallon and alcohol costs $1.81, what fract

555-605 (Medium) | Fractions and Ratios, Word Problems

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

Bunuel

14 Feb 2016, 11:10

12

5

3,800

by: Tonkotsu

06 Feb 2021, 10:34

ER

When Y is divided by 2, is the remainder 1?

555-605 (Medium) | Number Properties, Remainders

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

ashwink

16 Mar 2017, 07:13

12

3

5,961

by: Deepakjhamb

09 Dec 2020, 10:13

ER

Is DE parallel to BC ? DB = AD. (1) AE = EC (2) DB = EC

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

17 Oct 2017, 23:48

12

8

6,275

by: bumpbot

08 Dec 2020, 14:00