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

176

15

78,628

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,463

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

487,847

by: bb

29 Aug 2025, 13:27

ER

What is the volume of the above prism?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

GMATBusters

11 Nov 2020, 06:42

5

6

1,773

by: bumpbot

10 Dec 2022, 07:24

ER

What is the volume of the cube above?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

monirjewel

26 Oct 2010, 09:07

50

12

40,988

by: bumpbot

12 Jul 2022, 04:24

ER

What is the volume of the largest box with a square base that can fit

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

07 Sep 2018, 01:36

3

2

1,408

by: bumpbot

09 Nov 2019, 14:50

ER

What is the volume of the right circular cylinder X ?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

GMATinsight

22 Apr 2020, 00:37

15

5

10,638

by: bumpbot

18 Oct 2022, 06:21

ER

What is the volume of the solid if e

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

EncounterGMAT

04 Sep 2019, 22:39

2

3

1,591

by: Archit3110

05 Sep 2019, 01:28

ER

What is the volume that a certain jar can hold?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

AbdurRakib

05 Jun 2016, 14:46

18

11

5,245

by: bumpbot

23 Aug 2022, 13:23

ER

What is the volume, in cubic feet, of a rectangular room that has leng

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

10 Jul 2018, 21:21

4

3,096

by: bumpbot

29 May 2021, 08:38

ER

What is the volume, in cubic meters, of the water in a certain rectang

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

09 Jul 2018, 00:37

2

1,553

by: GyMrAT

09 Jul 2018, 09:58

ER

What is the weight of one of three identical bricks?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

07 Feb 2018, 21:22

1

2

2,414

by: ash124

01 Sep 2021, 05:35

ER

What is the width of MN of rectangle MNOP?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

31 Jan 2016, 07:22

2

5

2,714

by: bumpbot

17 Mar 2023, 10:54

ER

What is the X intercept of non horizontal line m? (1) The slope of m

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

Bunuel

24 Mar 2022, 01:30

19

4

3,407

by: bumpbot

22 Apr 2023, 12:25

ER

What is Thomass age now? (1) Thomass sister Willa is now twice as ol

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Carcass

30 Sep 2022, 00:50

2

1

1,265

by: Singhalatul87

09 Oct 2022, 05:28

ER

What is Toms age now? (1) Tom is now three times as old as he was 6

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

22 Apr 2024, 01:30

3

2

2,697

by: KunalSethi98

23 Apr 2024, 01:46

ER

What is Tonis typing speed in words per minute?

Sub 505 (Easy) | Work and Rate Problems

Sub 505 (Easy) | Work and Rate Problems hide tags

Bunuel

22 May 2025, 00:30

1

604

by: shishimaru

23 May 2025, 00:08

What is Value of A? (1) AB = 12 (2) A = 36/(3B)

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Gradus

26 Mar 2019, 21:34

4

3,588

by: bumpbot

19 Jul 2024, 16:19

ER

What is value of the fraction x/y? 1) x-y = 14 2) 2x = 5y

Poor Quality

Poor Quality hide tags

TrueLie

02 May 2011, 03:06

3

12

4,948

by: amit2k9

04 May 2011, 07:50

ER

What is value of x - y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

BukrsGmat

06 Apr 2013, 11:04

3

8

4,870

by: Bunuel

30 Oct 2017, 11:52

ER

What is value of x?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

sanjoo

29 Jun 2012, 09:00

2

5

3,820

by: bumpbot

06 Apr 2017, 01:41

ER

What is x - y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

25 Sep 2017, 23:52

1

1,517

by: pushpitkc

25 Sep 2017, 23:59

ER

What is x ? (1) The ratio of x:y is 1:3. (2) The ratio of y:z is 1:2.

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

18 Nov 2018, 23:58

2

2,040

by: DavidTutorexamPAL

20 Nov 2018, 01:58

ER

What is x ? (1) x^2 + y = 17 (2) y = 2x + 2

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

01 Sep 2021, 03:30

10

3

2,291

by: BrentGMATPrepNow

25 Jan 2022, 16:22

ER

What is x ? (1) x = y + 3 (2) (x + y 2)(x + 2y) = 0

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

22 Jun 2022, 01:30

2

1

695

by: zhanbo

22 Jun 2022, 02:32

ER

What is x ? (1) x^2 - 1 = x + 1 (2) x + 3 is a prime number

605-655 (Medium) | Algebra, Number Properties

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

Bunuel

14 Aug 2017, 09:22

9

8

5,172

by: Bunuel

07 May 2023, 06:59

ER

What is x if y is 9? (1) y is 5 more than the square of x. (2) x < 0

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

18 May 2022, 03:00

2

1

893

by: yashikaaggarwal

22 May 2022, 10:26

ER

What is x? (1) |x| < 2 (2) |x| = 3x – 2

655-705 (Hard) | Absolute Values, Inequalities

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

rohitgoel15

20 Mar 2020, 06:28

267

15

63,406

by: bumpbot

23 Sep 2025, 16:58

ER

What is x? (1) x = 4y - 4 (2) xy = 8

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

aquax

25 Jan 2022, 04:06

13

9

10,505

by: bumpbot

08 Sep 2023, 23:55

ER

What is x? (1) |2x| = 6x 4 (2) |x| < 2

Poor Quality

Poor Quality hide tags

WarriorWithin

11 Dec 2020, 04:37

3

5

1,781

by: wali786

11 Dec 2020, 13:08

ER

What is x? (1) 4x^(1/2) = 6 (2) x^2 =8

Sub 505 (Easy) | Algebra +2 tags

Sub 505 (Easy) | Algebra, Exponents, Roots hide tags

selfishmofo

03 Mar 2022, 03:04

6

2

4,721

by: Anvesh99

14 May 2022, 17:55

ER

What is x% more than y? (1) x% of y is 9 (2) y% more than x is 24

555-605 (Medium) | Arithmetic, Percent and Interest Problems

555-605 (Medium) | Arithmetic, Percent and Interest Problems hide tags

amanvermagmat

05 Mar 2018, 05:04

4

2

2,226

by: EgmatQuantExpert

19 Mar 2018, 13:35

What is x% of y? (1) x% more than y is 69 (2) x% less than y is 51

505-555 (Easy) | Arithmetic, Percent and Interest Problems

505-555 (Easy) | Arithmetic, Percent and Interest Problems hide tags

amanvermagmat

05 Mar 2018, 04:58

14

4

3,385

by: bumpbot

22 Mar 2022, 18:19

ER

What is y ? (1) x = 4y - 4 (2) xy = 8

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

10 Mar 2020, 04:35

1

3

2,078

by: CapnSal

16 Dec 2023, 03:11

ER

What is y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

flower07

13 Dec 2013, 16:31

9

6

4,336

by: bumpbot

20 Jan 2022, 06:13

ER

What it the value of x - y ? (1) x + 2y = 11 (2) 4x - 4y = 8

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

09 Mar 2022, 05:00

1

1,217

by: Sr1994

09 Mar 2022, 05:14

ER

What kind of behavior is usually displayed by conflicting factions?

555-605 (Medium) | Non-Math Related

555-605 (Medium) | Non-Math Related hide tags

Rance14

03 Aug 2024, 05:48

31

12

5,777

by: bumpbot

04 Oct 2025, 02:35

ER

What number is 15 percent of x ? (1) 18 is 6 percent of x (2) 2/3 of x

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

23 Sep 2018, 21:19

5

2

9,084

by: totaltestprepNick

24 Feb 2026, 13:50

ER

What number is 20 percent of x ? (1) 14 is 7 percent of x. (2) 3/8 of

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

14 Jul 2021, 08:30

1

1,377

by: ShahadatHJ

14 Jul 2021, 08:49

ER

What number is 25 percent of x ? (1) 50 percent of x is 50. (2) 9/100

Sub 505 (Easy) | Percent and Interest Problems

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

Sajjad1994

06 Sep 2019, 06:47

1

2

1,705

by: ccooley

08 Sep 2019, 12:14

ER

What number is 6 more than x + y ? (1) y is 3 less than x. (2) y is t

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

26 Apr 2019, 02:35

62

11

22,045

by: KanikaJain

21 Oct 2024, 01:49

ER

What percent is x of y? (1) 3x = 5y (2) y is 60% of x.

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

Bunuel

19 Feb 2018, 22:49

1

1,567

by: varun4s

20 Feb 2018, 00:18

ER

What percent is x of y? (1) x = 3y (2) x y = 6

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

16 Mar 2022, 03:30

1

1,462

by: Sr1994

16 Mar 2022, 07:22

ER

What percent of 150 is r? (1) The ratio of r to 210 is 1 : 7

Sub 505 (Easy) | Fractions and Ratios +2 tags

Sub 505 (Easy) | Fractions and Ratios, Multiples and Factors, Percent and Interest Problems hide tags

Bunuel

24 Mar 2023, 01:30

3

1

1,383

by: $!vakumar.m

24 Mar 2023, 02:54

ER

What percent of 16 is m? (1) m is 5 percent of 10. (2) 400 percent of

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

07 Nov 2022, 02:30

5

2

3,442

by: bumpbot

28 Aug 2024, 05:50

ER

What percent of 20 is Y?

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

01 Sep 2022, 01:30

1

1,681

by: sanjitscorps18

01 Sep 2022, 07:21

ER

What percent of a group of 10 turtles do not have spots?

Sub 505 (Easy) | Percent and Interest Problems

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

Sajjad1994

30 Aug 2019, 10:58

2

1,122

by: Mohammadmo

30 Aug 2019, 19:38

ER

What percent of a group of numbers are integers greater than 70?

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

Bunuel

14 Aug 2019, 00:52

5

3

2,041

by: Bunuel

10 Sep 2019, 00:45

ER

What percent of a group of people are men who are left-handed?

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

07 Apr 2020, 07:22

3

1,525

by: gurmukh

09 Apr 2020, 01:50

ER

What percent of a group of people are women with red hair?

Sub 505 (Easy) | Overlapping Sets

Sub 505 (Easy) | Overlapping Sets hide tags

Bunuel

02 May 2010, 07:38

27

16

23,481

by: totaltestprepNick

03 Mar 2026, 13:11

ER

What percent of an antifreeze solution was originally ethylene glycol?

605-655 (Medium) | Mixture Problems

605-655 (Medium) | Mixture Problems hide tags

Bunuel

18 Jan 2017, 06:32

42

7

6,847

by: bumpbot

27 Sep 2025, 23:55

ER

What percent of b is a? (1) (b - a)b = 2/5 (2) b = 50

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

26 Nov 2019, 23:56

9

2,046

by: lacktutor

27 Nov 2019, 16:03

ER

What percent of Firm XYZ's budget will be spent on legal exp

655-705 (Hard) | Percent and Interest Problems

655-705 (Hard) | Percent and Interest Problems hide tags

Archit143

16 Dec 2012, 11:55

13

6

4,800

by: bumpbot

10 Oct 2024, 11:28