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

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by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of April 2026

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Bunuel

01 Jan 2026, 05:45

858

24

188,944

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

488,623

by: bb

29 Aug 2025, 13:27

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In the rectangular coordinate system above, if the coordinates of poin

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saurabh87

02 Jul 2016, 20:29

4

13

7,574

by: Bunuel

24 Mar 2018, 08:58

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If a and b are positive odd integers less

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EgmatQuantExpert

13 Aug 2018, 02:48

19

13

4,408

by: EgmatQuantExpert

22 Mar 2018, 11:44

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The number of people present at each level, except the topmost, of a

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PrepTap

05 Jun 2015, 04:45

11

6

2,859

by: Timebomb

24 Feb 2018, 05:10

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What is the value of (x+3y)/(3x-y)?

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MathRevolution

05 Feb 2018, 02:12

4

3,642

by: Bunuel

07 Feb 2018, 05:23

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Given that x& = x^2 + 3, what is the value of integer k if there is a

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Zed3092

24 Jan 2018, 04:42

2

12

1,903

by: balhhs0e

25 Jan 2018, 21:44

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If x, y and z are integers then is the product of x, y, and z divisibl

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akgulhane

21 Jan 2018, 23:14

3

2,214

by: Bunuel

21 Jan 2018, 23:28

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If x is an integer greater than 1, is x equal to 2^k for

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gmatpapa

09 Jan 2011, 01:33

4

5

4,105

by: Bunuel

09 Jan 2018, 20:56

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Is m+10 positive?

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sandysilva

18 Dec 2017, 02:58

7

1,835

by: sandysilva

18 Dec 2017, 07:58

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In the triangle above, what is the length of the side BC?

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LM

10 Apr 2010, 04:50

1

6

5,558

by: Bunuel

21 Oct 2017, 08:56

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We have a condition that a < b < c. What is the solution of a^2 + b^2

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MathRevolution

11 Oct 2017, 06:43

3

1,182

by: MathRevolution

15 Oct 2017, 06:10

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Is k + k < k?

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RockySinha

03 Oct 2017, 11:47

2

1

2,493

by: Bunuel

03 Oct 2017, 11:55

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In how many ways can N! be written as the product of 2 integers?

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gmatsam123

29 Aug 2017, 21:38

2

1

1,816

by: Bunuel

29 Aug 2017, 21:48

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If x is an integer, is 9^x + 9^-^x = b ? (1) 3^x + 3^-^x = b

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TehJay

17 Sep 2010, 17:05

3

6

3,448

by: Bunuel

15 Aug 2017, 05:21

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When a player in a certain game removed a marble from a bag a certain

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artisood17

10 Aug 2017, 11:28

1

2,159

by: mikemcgarry

11 Aug 2017, 17:25

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When x and y are integers, a3b4=c, a=?

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MathRevolution

05 Jun 2016, 19:32

1

3

1,942

by: GGMU

19 Jul 2017, 10:16

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Many different groups apply to march in the annual GLBTGQ, etc. parade

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chuchu1957

21 Jan 2015, 04:21

18

12

5,314

by: rekhabishop

18 Jul 2017, 05:12

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

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VyshakhR1995

06 Apr 2017, 05:20

2

7

3,198

by: Bunuel

03 Jul 2017, 10:23

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A larger playground has a rectangular-shaped track shaded shown as abo

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MathRevolution

26 Apr 2017, 01:16

7

9

1,701

by: Sash143

03 Jul 2017, 05:47

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A shopkeeper purchased two TV sets A and B at the same price

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bkpolymers1617

14 Jun 2017, 08:39

4

6

3,673

by: kkrrsshh

17 Jun 2017, 00:00

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Is y!/x! an integer?

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BukrsGmat

13 Jul 2012, 04:17

7

10

7,627

by: akshayk

13 Jun 2017, 22:34

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What is the median of 5 consecutive integers?

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MathRevolution

14 Sep 2016, 02:01

6

3

3,161

by: AK92

01 Jun 2017, 02:33

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x, y, and z are numbers that have a sum of 93. Find the numbers. 1. Th

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Sajjad1994

10 Apr 2017, 12:19

3

1,780

by: varun4s

30 May 2017, 00:20

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Is 12 a factor of x(y2)? 1) X is a multiple of 24 2) Y is a multiple 6

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MathRevolution

29 May 2017, 10:42

9

2,023

by: Bunuel

29 May 2017, 11:05

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In a chore, a girl is to be selected at random to sing

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GMATwizApp

26 May 2017, 04:15

4

1,739

by: GMATwizApp

27 May 2017, 05:25

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n is an integer between 1 and 84. What is the value of n?

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rohan2345

23 May 2017, 08:02

2

1,389

by: Bunuel

23 May 2017, 08:40

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What is the remainder when x is divided by 9?

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papagorgio

19 May 2017, 08:02

4

3

3,082

by: papagorgio

19 May 2017, 08:02

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At least one of x, y, and z is 1?

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MathRevolution

27 Apr 2017, 01:50

1

3

1,765

by: MathRevolution

30 Apr 2017, 18:07

If m and n are positive integers, is (mn+1+3)(mn+2+4)(mn+3+5) divisibl

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BillyZ

29 Mar 2017, 22:16

7

4

3,261

by: shekyonline

12 Apr 2017, 09:46

There is a company X that does not elect employees who are under 20 ye

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BillyZ

09 Mar 2017, 22:38

10

7

3,176

by: bobby200

04 Apr 2017, 07:26

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Is ab positive?

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ashwink

08 Mar 2017, 06:04

4

8

6,416

by: ScottTargetTestPrep

15 Mar 2017, 16:24

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In a certain game, scoring plays result in 2, 7, or 11 point

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MzJavert

03 Jul 2013, 08:34

7

4,870

by: Bunuel

27 Feb 2017, 22:08

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30%~35% of the employees in a certain company have cell phones. Do at

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BillyZ

23 Feb 2017, 17:51

8

5

3,481

by: mikemcgarry

27 Feb 2017, 12:20

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If (x - 1)(x - 2) = 0, x = ?

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kuralaysn

13 Feb 2017, 00:43

2

3

2,644

by: Bunuel

13 Feb 2017, 02:23

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Following are the vertexes of a triangle, (0,0), (0,a) and (a,b). What

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sukeshap

14 Jan 2017, 20:15

1

1,170

by: chetan2u

12 Jan 2017, 20:26

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In x-y coordinates, A(0,3) and B (3,0) are given. Does A and B form th

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MathRevolution

09 Jul 2016, 10:14

3

8

2,748

by: rohit8865

09 Oct 2016, 05:47

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In a cookie-eating contest, there are 200 cookies provided

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guygmat

18 Jun 2011, 21:03

9

17

10,072

by: bumpbot

13 Sep 2016, 06:29

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Is |x| < 1 ?

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gmatgambler

06 Jan 2014, 03:12

9

5

4,324

by: Bunuel

30 Aug 2016, 10:18

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Is K an integer? (1) K=P/Q, where P and Q are consequtive

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stolyar

15 May 2003, 05:09

1

10

5,062

by: bumpbot

28 Jul 2016, 19:45

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What is the median of the series S_1, S_2, S_3,, S_n where

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EBITDA

16 Jul 2016, 05:39

3

5

2,504

by: pallaviisinha

17 Jul 2016, 09:06

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If x^2 = y^2, what is the value of x-y?

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EBITDA

12 Jul 2016, 01:40

7

4

5,467

by: Bunuel

16 Jul 2016, 14:52

If a number is drawn at random from the first 1000 positive

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GMATT73

23 Nov 2005, 07:19

75

14

26,675

by: Nevernevergiveup

12 Jul 2016, 22:53

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If P is an integer, is

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VenoMfTw

20 Jun 2016, 04:05

3

1,506

by: chetan2u

20 Jun 2016, 07:41

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If m is a positive integer less than 200, what is the greatest prime f

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MathRevolution

06 Jun 2016, 21:49

1

6

1,806

by: Daanu

08 Jun 2016, 11:58

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James and Andrea take a trip in Andrea's car.

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Gnpth

14 Jul 2014, 09:55

7

5

6,913

by: Kurtosis

06 Jun 2016, 04:44

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In a party, 70% of the people like at least one of two type of drinks:

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jyotibrata

26 Dec 2015, 03:48

7

5

2,646

by: Bunuel

05 Jun 2016, 03:18

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Is the standard deviation of the set (10-4x)

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earnit

06 May 2015, 14:10

10

5

8,056

by: Kurtosis

24 May 2016, 13:36

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In a certain marching band formation

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Vineetk

29 Jun 2013, 03:35

1

6

5,266

by: Bunuel

07 Mar 2016, 10:00

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What is the area of the circle?

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Mesto

23 Feb 2016, 00:08

2

2,017

by: MathRevolution

21 Feb 2016, 23:02

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A certain city owns 298 buses, whose routes are divided into

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rxs0005

21 Jun 2011, 07:03

3

19

5,359

by: chetan2u

01 Feb 2016, 10:03

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A road roller is used to press a ground of area 2200 sq.

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confusedmind

22 Sep 2012, 03:30

14

9

7,498

by: hdwnkr

17 Dec 2015, 12:14