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

78,769

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

856

24

188,549

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

487,978

by: bb

29 Aug 2025, 13:27

ER

Does line L pass through Quadrant II?

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

GMATinsight

23 Jul 2015, 07:07

8

4

4,630

by: bumpbot

30 Jul 2023, 06:08

ER

Does line L intersect with the circle centered at the

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

galiya

06 Jul 2011, 12:29

8

11

5,174

by: spetznaz

17 Apr 2018, 07:19

ER

Does line L have positive X intercept? 1) Line L has negative Y-in

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

GMATinsight

23 Feb 2021, 21:27

1

831

by: Hatakekakashi

23 Feb 2021, 23:13

ER

Does line l have a negative slope? 1) The line l passes through (-1, -

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

TheUltimateWinner

08 Aug 2020, 21:34

4

3

2,150

by: bumpbot

24 Mar 2022, 19:23

ER

Does line k pass through center of the circle? (1) The circle inters

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

Bunuel

02 Apr 2019, 03:23

3

5

2,962

by: KarishmaB

04 Jun 2019, 23:47

ER

Does line Ax + By + C = 0 (A is not 0) intersect the x-axis

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

bmwhype2

13 Nov 2013, 02:03

47

10

15,756

by: bumpbot

17 Feb 2023, 04:16

ER

Does Joe weigh more than Tim? (1) Tim’s weight is 80 percent of Joe’s

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

03 Oct 2018, 03:10

2

7,046

by: bumpbot

22 Nov 2023, 07:31

ER

Does Jim own at least one dog? (1) Jim lives in an apartment complex

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

13 Nov 2025, 01:49

2

425

by: Missinga

13 Nov 2025, 21:43

ER

Does Jack has 2/3 more pens than David has? (1) The number of pens Da

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

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

Bunuel

10 Oct 2018, 04:52

1

2

2,205

by: bumpbot

31 Dec 2022, 02:15

ER

Does it benefit a company overall to invest in employee training?

655-705 (Hard) | Non-Math Related

655-705 (Hard) | Non-Math Related hide tags

guddo

13 Aug 2024, 01:26

126

19

11,498

by: XLmafia21

17 Mar 2026, 10:16

ER

Does integer n have a factor f such that 1 < f < n?

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

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

MVA

29 Apr 2020, 02:06

7

4

1,705

by: bumpbot

07 Feb 2025, 10:16

ER

Does integer n have 2 factors x & y such that 1 < x < y < n?

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

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

goodyear2013

13 Jan 2014, 04:57

40

10

8,799

by: bumpbot

06 Jul 2024, 14:18

ER

Does hjw = 1?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

06 Aug 2017, 07:47

2

1,546

by: Mo2men

06 Aug 2017, 19:36

ER

Does effective advertising require a higher budget expense than

505-555 (Easy) | Non-Math Related

505-555 (Easy) | Non-Math Related hide tags

guddo

14 Aug 2024, 07:17

21

4

4,133

by: JustKeepGoing

22 Mar 2026, 02:13

ER

Does Country X have more citizens than Country Y?

555-605 (Medium) | Overlapping Sets, Word Problems

555-605 (Medium) | Overlapping Sets, Word Problems hide tags

Bunuel

23 Jan 2015, 07:45

36

5

8,893

by: bumpbot

19 Apr 2026, 08:18

ER

Does cone A have the same volume as cylinder B? (Volume of a cone = 1/

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

01 Dec 2021, 02:30

3

2

2,028

by: ElninoEffect

01 Dec 2021, 04:36

ER

Does Company X strive to maintain a low defect rate in order to ensure

555-605 (Medium) | Non-Math Related

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

GMATinsight

26 May 2024, 02:15

22

4

4,927

by: bumpbot

30 Aug 2025, 12:46

ER

Does Chris weigh more than Sam? (1) Chris weighs 45 pounds more than

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

14 Jul 2021, 08:00

1

1,174

by: stne

22 Jul 2021, 20:42

ER

Does Charles weigh more than Dianne?

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

rjaimer1

13 Feb 2021, 16:33

11

5

4,563

by: bumpbot

28 Jul 2025, 23:24

ER

Does Bob have more records in his record collection than Linda has in

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

06 Feb 2018, 05:53

1

1,099

by: niks18

06 Feb 2018, 10:24

ER

Does b^(1/3) = (2b - a)^(1/3)?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

10 Sep 2017, 21:56

2

1,634

by: reachskishore

12 Sep 2017, 09:08

ER

Does b = 2b - a ?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

02 Oct 2017, 23:49

2

5

2,156

by: Shobhit7

05 Oct 2017, 21:34

ER

Does ay = –5 – by? (1) a = b (2) a + b = y

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

05 Sep 2017, 23:26

2

5

2,154

by: bumpbot

30 Aug 2022, 09:17

ER

Does ax = 5 x? (1) ax = 5 (2) x = 1

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

07 Jan 2021, 01:15

10

5

2,039

by: GCMEMBER

08 Jan 2021, 00:53

ER

Does at least one root of the equation x^2 - 2x - 35 = 0 lie between

655-705 (Hard) | Algebra +2 tags

655-705 (Hard) | Algebra, Inequalities, Roots hide tags

EgmatQuantExpert

23 May 2017, 07:30

17

4

5,483

by: bumpbot

15 Jul 2025, 16:45

ER

Does Appaloosa Apple Tree Ranch Inc. export apples to Indonesia?

Sub 505 (Easy) | Non-Math Related

Sub 505 (Easy) | Non-Math Related hide tags

Bunuel

17 Jan 2024, 08:30

10

3

3,244

by: bumpbot

21 Jun 2025, 03:13

ER

Does abcd = 1?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

spacelandprep

03 Mar 2011, 21:31

1

4

4,927

by: spacelandprep

03 Mar 2011, 21:54

ER

Does ab= a^2

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

jsphcal

18 Dec 2012, 22:51

18

8

8,335

by: bumpbot

15 Oct 2024, 21:28

ER

Does AB equal CD ? (1) x = 2 (2) y = 3

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

18 Jul 2019, 23:25

2

1,333

by: gmatchile

23 Jul 2019, 15:44

ER

Does a^b lie between 0 and 1, exclusive? (1) |a| < 1 (2) b is a posit

605-655 (Medium) | Absolute Values +3 tags

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

Bunuel

05 Jan 2022, 10:00

3

1,855

by: bumpbot

18 Sep 2025, 07:51

ER

Does a^2 + b^2 = 2ab?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

19 Sep 2017, 01:22

20

9

9,538

by: Bunuel

29 Nov 2023, 00:50

ER

Does a Type X machine screw weigh between 1/2

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

28 Aug 2024, 01:30

3

1

875

by: Nidzo

28 Aug 2024, 02:07

ER

Does a equal b? (1) a and b are positive integers. (2) a plus b equals

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

15 Jul 2019, 00:36

1

1,227

by: Kinshook

15 Jul 2019, 01:01

ER

Does a = b? (1) a/b = b/a (2) (a - b)^2 = a^2 - b^2

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

12 Jul 2023, 01:30

5

2

1,312

by: zhanbo

12 Jul 2023, 14:48

Does a = b ? (1) a^5 - b^5 = 0 (2) a^2 + b^2 = 0

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Ashokvardhan

19 Jun 2021, 03:27

3

1,270

by: Kinshook

19 Jun 2021, 09:03

ER

Does a = b ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Sajjad1994

21 Mar 2020, 22:59

3

2

1,131

by: EgmatQuantExpert

26 Mar 2020, 13:37

ER

Does a = 0? (1) a^3(8.12) = a^4(8.12) (2) ab ≠ b

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

08 Nov 2019, 01:48

15

18

2,618

by: bumpbot

27 May 2023, 02:53

ER

Does a = 0? (1) a^3 = a^4 (2) ab ≠ b

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

25 Sep 2017, 00:07

1

3

1,825

by: bumpbot

08 Nov 2022, 00:49

ER

Does 8x = 16 + 2x? (1) -3x is greater than or equal to -9. (2) 2x is

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

Bunuel

20 Mar 2022, 02:48

4

2

4,356

by: bumpbot

06 Feb 2024, 02:01

ER

Does 7x = 14 + 2x? (1) -3x is greater than or equal to -9. (2) 2x is

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

19 Nov 2019, 02:06

6

4

4,026

by: bumpbot

04 Apr 2023, 09:27

ER

Does 5^x = 7^y? (1) x > y > 0 (2) x and y are both even.

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

BillyZ

08 Feb 2017, 01:28

21

10

4,804

by: bumpbot

23 Jul 2025, 00:29

ER

Does 4^a = 4^-a + b? (1) 16^a = 1 + ((2^2a) / (b^-1)) (2) a

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

rjkaufman21

14 Sep 2011, 10:31

14

10

5,882

by: bumpbot

19 Jul 2025, 18:13

ER

Does 3^(r + s) = 27^6 ? (1) r s = 8 (2) 5r = 13s

555-605 (Medium) | Algebra, Exponents

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

Sajjad1994

23 Apr 2023, 02:04

34

11

7,358

by: Bunuel

23 Apr 2023, 02:21

ER

Does 2x + 8 = 12 ? (1) 2x + 10 = 14 (2) 3x + 8 = 14

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

02 Aug 2018, 04:52

7

6

28,543

by: bumpbot

30 Oct 2024, 08:55

ER

Does 2m - 3n = 0 (1) m ≠ 0 (2) 6m = 9n

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Damouse

08 Nov 2011, 01:46

8

5

17,890

by: bumpbot

23 Nov 2023, 02:55

ER

Does 15a + 7b = 13?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

galiya

12 Aug 2012, 13:31

5

8

4,262

by: bumpbot

20 Jan 2021, 10:45

ER

Does |x|/x equal 1? (1) x > 0 (2) x < 1

Sub 505 (Easy) | Absolute Values, Inequalities

Sub 505 (Easy) | Absolute Values, Inequalities hide tags

Bunuel

02 Sep 2023, 05:00

2

1,014

by: GMATinsight

02 Sep 2023, 06:03

ER

Does |x| = 4 ? (1) |11 + x| = 15 (2) 11 + |x| = 15

505-555 (Easy) | Absolute Values

505-555 (Easy) | Absolute Values hide tags

Bunuel

05 Sep 2023, 01:30

2

1

1,222

by: GMATinsight

05 Sep 2023, 06:48

ER

Does |x - 2| = |y - 2|? (1) x y (2) x < 2 and y < 2

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

Bunuel

02 Jan 2023, 09:45

2

1,015

by: ostrick5465

02 Jan 2023, 21:49

ER

Does |r+s|=|m+n|?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

29 Apr 2016, 02:44

7

5

3,319

by: bumpbot

05 Apr 2022, 11:14