GMAT Data Sufficiency (DS) Forum - Free Practice Questions

ER

Complete 1000 GMAT Data Sufficiency Series (DS-1000 Series) Questions

Bunuel

25 Oct 2022, 08:11

176

15

78,831

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

856

24

188,591

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,032

by: bb

29 Aug 2025, 13:27

If a and b are integers, is a > b?

705-805 (Hard) | Exponents, Inequalities

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

freedom128

11 Aug 2019, 17:29

14

3

2,306

by: bumpbot

30 Jul 2023, 05:47

ER

If 2p not equal to -q, is (2p - q)/(2p + q) > 1?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

eeakkan

02 Jan 2018, 10:38

14

12

7,050

by: bumpbot

21 Jul 2023, 04:57

ER

Let abc denote the digits of a three-digit number. Is this number div

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

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

Bunuel

09 Apr 2015, 07:21

14

6

8,942

by: bumpbot

20 Jul 2023, 17:06

ER

Is the triangle depicted above isosceles?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Asifpirlo

22 Aug 2013, 01:58

14

10

7,511

by: bumpbot

13 Jul 2023, 20:47

ER

If x, y, and z are prime numbers and x < y < z, what is the

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

sandal85

21 May 2012, 00:42

14

6

10,330

by: kchaudhary13

12 Jul 2023, 06:53

ER

Is rst > rs/t? (1) rst > 2 (2) t > 2

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

nishith17

09 Jul 2023, 00:17

14

10

4,341

by: bumpbot

08 Jul 2023, 22:37

ER

If m and n are different positive integers, then how many prime number

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

16 Jul 2015, 01:27

14

8

8,188

by: bumpbot

27 Jun 2023, 11:49

ER

If xy = -18, is x less than y? (1) x < 0 (2) y < 10

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

jsphcal

07 Apr 2013, 01:43

14

7

16,996

by: bumpbot

25 Jun 2023, 01:31

ER

If y = x^2+bx+c which has two real roots, Find the value of b+c? 1) S

555-605 (Medium) | Algebra +2 tags

555-605 (Medium) | Algebra, Coordinate Plane, Roots hide tags

GMATinsight

01 Apr 2020, 21:47

14

4

4,021

by: tsraeroshad

01 Jun 2023, 08:32

ER

If x, y, z, w are all positive integers less than 10 that satisfy the

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

Bunuel

18 Jan 2021, 09:38

14

5

3,730

by: bumpbot

31 May 2023, 01:47

ER

If x and y are positive, which is greater between A and B?

655-705 (Hard) | Algebra, Exponents

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

Bunuel

11 Nov 2019, 03:46

14

9

3,857

by: Fdambro294

18 May 2023, 21:12

ER

Is x greater than 3.25?

505-555 (Easy) | Fractions and Ratios, Number Properties

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

Bunuel

28 Feb 2016, 09:50

14

3

5,385

by: Engineer1

13 May 2023, 08:35

ER

If p=(x^a+b)/(x^b), what is the value of positive integer p?

505-555 (Easy) | Algebra, Exponents

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

pyzo

05 Dec 2018, 14:29

14

7

4,909

by: Bunuel

07 May 2023, 10:11

ER

Is x/y > 3? (1) 3x > 9y (2) y > 3y

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

27 Oct 2016, 05:04

14

9

4,566

by: bumpbot

04 May 2023, 04:53

ER

If KL is parallel to MN, Is x> y?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

GMATBusters

19 Jun 2018, 08:39

14

5

3,262

by: bumpbot

01 May 2023, 12:20

ER

Is the sum of a certain pair of integers odd?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

NandishSS

31 Mar 2019, 06:48

14

6

11,214

by: bumpbot

01 May 2023, 05:06

ER

If R and S are three-digit positive integers what is the quotient when

805+ (Hard) | Arithmetic, Number Properties

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

sekharm2389

28 Feb 2018, 22:32

14

3

3,757

by: gmattyfatty

23 Apr 2023, 15:38

ER

The figure above shows the floor plan and inside dimensions of the gro

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

26 Apr 2019, 07:29

14

6

9,733

by: bumpbot

23 Apr 2023, 02:42

If pq = -8, what is the value of pq(p - q) ?

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

nifoui

17 May 2010, 12:53

14

10

6,177

by: bumpbot

21 Apr 2023, 23:18

ER

A bag contains only two types of coins: 10 cent coins or 1 dollar coin

655-705 (Hard) | Fractions and Ratios

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

rheam25

09 Feb 2020, 07:51

14

4

4,898

by: bumpbot

18 Apr 2023, 10:39

ER

What is the value of x? (1) |x| = x (2) |x|^2 = x^2

605-655 (Medium) | Absolute Values

605-655 (Medium) | Absolute Values hide tags

Bunuel

22 Feb 2021, 01:15

14

7

5,596

by: bumpbot

16 Apr 2023, 06:38

ER

A pizza recipe calls for cheese and flour in the ratio of 2 grams to 1

505-555 (Easy) | Fractions and Ratios +2 tags

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

Bunuel

31 May 2016, 02:44

14

5

6,943

by: bumpbot

05 Apr 2023, 04:40

ER

Is y = 7?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

09 Mar 2016, 13:34

14

16

5,902

by: bumpbot

14 Mar 2023, 12:43

ER

Quadrilateral PQRS has PQ||RS and QR||P5. What is the area of PQRS?

605-655 (Medium) | Coordinate Plane, Geometry

605-655 (Medium) | Coordinate Plane, Geometry hide tags

Bunuel

05 Oct 2020, 03:45

14

7

5,696

by: bumpbot

17 Feb 2023, 07:07

ER

If p,q,r are non-zero numbers, is pq/r>0?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

akurathi12

05 Jan 2019, 11:06

14

4

6,496

by: bumpbot

06 Feb 2023, 06:05

ER

If x is an integer, is 15 a factor of x?

555-605 (Medium) | Multiples and Factors

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

Bunuel

27 Aug 2015, 01:51

14

8

5,210

by: bumpbot

26 Jan 2023, 07:34

ER

At what angle do lines y = Kx + B and y = Bx + K intersect ?

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

study

29 Dec 2009, 21:28

14

8

9,600

by: bumpbot

23 Jan 2023, 00:49

ER

If x > 0 and y < 0, what is the value of x + y?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

aparnaharish

07 Sep 2013, 06:00

14

3

5,021

by: RohitKakkar

21 Jan 2023, 22:13

ER

Is k^2 + k 2 > 0? (1) k is an integer greater than zero.

605-655 (Medium) | Inequalities, Number Properties

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

Bunuel

23 Jul 2015, 03:18

14

9

6,924

by: bumpbot

12 Jan 2023, 10:38

ER

In the equation x^2 + mx + n = 0, x is a variable and m and n are cons

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

28 Aug 2017, 03:01

14

9

13,509

by: RahulJain293

03 Jan 2023, 10:05

ER

From a class of 12 students, two students will be randomly chosen simu

705-805 (Hard) | Probability

705-805 (Hard) | Probability hide tags

Bunuel

30 Jan 2018, 08:20

14

9

6,533

by: bumpbot

26 Dec 2022, 07:46

ER

What is the value of j + k?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

17 Feb 2015, 09:26

14

7

8,199

by: bumpbot

24 Dec 2022, 04:38

ER

What is the value of x? (1) (-x)^3 = -x^3 (2) (-x)^2 = -x^2

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

22 Nov 2018, 02:40

14

7

4,029

by: bumpbot

18 Dec 2022, 04:58

ER

In the x-y plane, there is line K, (x/a)+(y/b)=1. What is the y-inter

555-605 (Medium) | Functions and Custom Characters

555-605 (Medium) | Functions and Custom Characters hide tags

MathRevolution

24 Jan 2017, 02:49

14

4

5,414

by: bumpbot

08 Dec 2022, 07:19

ER

Is x^3 + y^3 > x^2 + y^2? (1) x + y >x^2+y^2 (2) x^4 + y^4 > x^2 + y^2

805+ (Hard) | Exponents, Inequalities

805+ (Hard) | Exponents, Inequalities hide tags

Bunuel

29 Sep 2021, 01:00

14

7

4,806

by: StacyArko

28 Nov 2022, 11:53

ER

Is x a multiple of 4?

505-555 (Easy) | Multiples and Factors

505-555 (Easy) | Multiples and Factors hide tags

AS0306

22 Sep 2019, 07:34

14

11

5,564

by: bumpbot

23 Nov 2022, 14:54

ER

If n and m are positive integers, is m a factor of n?

Sub 505 (Easy) | Exponents, Multiples and Factors

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

Mo2men

14 Jan 2017, 11:22

14

5

5,200

by: Bunuel

10 Nov 2022, 03:38

ER

Is the integer x divisible by 24?

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

nimc2012

17 Oct 2012, 03:44

14

8

10,232

by: bumpbot

16 Oct 2022, 18:14

ER

At how many points the graph y = ax^2+bx+c intersect x-axis?

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

GMATinsight

18 Jan 2021, 08:15

14

4

3,331

by: Foreheadson

24 Sep 2022, 03:50

What is the volume of air inside empty rectangular cuboid?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

gmihir

15 Apr 2012, 20:55

14

3

8,285

by: teezzaayy

15 Sep 2022, 08:03

ER

If b and c are two-digit positive integers and b − c = 22d, is d

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

CAMANISHPARMAR

20 Jun 2018, 09:12

14

6

5,159

by: jaykayes

05 Sep 2022, 09:55

ER

If a, b, k, and m are positive integers, is a^k factor of

555-605 (Medium) | Exponents, Multiples and Factors

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

udaymathapati

23 Aug 2010, 08:52

14

4

5,599

by: bumpbot

25 Aug 2022, 21:32

ER

Is xy < 0 ?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

nusmavrik

04 Aug 2010, 15:17

14

6,958

by: bumpbot

25 Aug 2022, 10:41

ER

Is BG > EC?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

05 Feb 2015, 09:09

14

5

5,674

by: bumpbot

03 Aug 2022, 23:59

ER

If x, y, and z are all positive integers, is x + y + z even?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Chetangupta

22 Oct 2013, 08:07

14

3

5,814

by: MBAHOUSE

18 Jul 2022, 06:42

ER

A and B are integers, is (0.5)^(AB) > 1?

705-805 (Hard) | Algebra, Exponents

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

daviesj

17 Feb 2013, 20:58

14

5

4,964

by: bumpbot

15 Jul 2022, 05:05

ER

In the figure above, QX = 10 and PQ = 6, what is the length of QY?

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

GMATBusters

01 Feb 2020, 19:29

14

6

7,157

by: bumpbot

17 May 2022, 04:24

ER

Is Y greater than 7/11?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

05 Nov 2014, 08:28

14

4

8,958

by: bumpbot

14 May 2022, 02:41

ER

If N is a positive integer, not including N, how many factors does N

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

Bunuel

03 Jul 2018, 10:58

14

3

2,605

by: bumpbot

07 Apr 2022, 04:47

ER

Is the product abcd divisible by 10?

655-705 (Hard) | Multiples and Factors

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

aadikamagic

03 Oct 2014, 11:32

14

8

6,899

by: bumpbot

05 Apr 2022, 05:00