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

15

79,774

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

858

24

188,985

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

488,691

by: bb

29 Aug 2025, 13:27

ER

If m is a positive integer, then m^3 has how many digits?

705-805 (Hard) | Fractions and Ratios

705-805 (Hard) | Fractions and Ratios hide tags

Bunuel

26 Apr 2020, 10:10

395

11

47,869

by: bumpbot

02 Jan 2026, 03:08

ER

If w + x < 0, is w - y > 0 ?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

uzzy12

18 Aug 2010, 21:31

8

5

4,067

by: bumpbot

02 Jan 2026, 02:21

ER

Avisail and Barry drove from Columbus to Des Moines by different route

705-805 (Hard) | Distance and Speed Problems

705-805 (Hard) | Distance and Speed Problems hide tags

Bunuel

09 Dec 2024, 01:30

22

8

1,816

by: bumpbot

01 Jan 2026, 12:42

ER

If 38 percent of the departments in a certain research organization

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

guddo

24 Jan 2024, 02:18

138

16

15,311

by: nikita.nanda1810

01 Jan 2026, 01:12

ER

When 900 is divided by positive integer d, the remainder is r.

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

Bunuel

09 Apr 2015, 07:31

91

9

11,521

by: bumpbot

31 Dec 2025, 23:59

ER

Set A consists of five consecutive positive integers. Set B consists

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

06 Apr 2022, 03:30

19

5

4,704

by: bumpbot

31 Dec 2025, 06:46

ER

A trader purchased a Type A gas stove and a Type B gas stove for an

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

19 Apr 2022, 07:10

6

2

2,437

by: bumpbot

29 Dec 2025, 22:40

ER

The costs of equities of type A and type B (in dollars) are two differ

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

06 Sep 2019, 10:54

5

4

5,712

by: bumpbot

29 Dec 2025, 22:30

-3

In Country X and Country Y, lunch for the vast majority of high...

705-805 (Hard) | Non-Math Related

705-805 (Hard) | Non-Math Related hide tags

az168

25 Dec 2025, 02:48

8

2

1,224

by: Dream009

29 Dec 2025, 11:59

ER

If x and y are both positive integers, what is their greatest common

705-805 (Hard) | Multiples and Factors, Number Properties

705-805 (Hard) | Multiples and Factors, Number Properties hide tags

Bunuel

11 Oct 2016, 02:13

22

11

4,218

by: Bunuel

28 Dec 2025, 11:16

ER

If m is a positive odd integer between 2 and 30, then m is

705-805 (Hard) | Multiples and Factors

705-805 (Hard) | Multiples and Factors hide tags

kashishh

26 Apr 2012, 02:54

91

8

17,536

by: bumpbot

28 Dec 2025, 08:25

ER

A new cell phone plan is offering pricing based on average monthly use

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

08 Oct 2014, 14:27

58

10

12,114

by: bumpbot

28 Dec 2025, 06:51

ER

In triangle ABC, point X is the midpoint of side AC and

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

1, 2

yezz

18 Aug 2009, 18:44

1.1k

24

109,764

by: bumpbot

26 Dec 2025, 23:43

ER

At a community center, three separate pumps- A, B, and C- started to

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

07 Nov 2019, 02:59

12

5

5,673

by: bumpbot

26 Dec 2025, 01:01

ER

If px = qy, is x/y an integer?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

mau5

19 May 2013, 07:49

9

4

4,146

by: bumpbot

26 Dec 2025, 00:01

ER

In Area X, for three continuous days in a certain month of 2012, five

705-805 (Hard) | Non-Math Related

705-805 (Hard) | Non-Math Related hide tags

gemministorm

22 Nov 2025, 12:59

17

8

1,837

by: RJ3001274402

25 Dec 2025, 08:52

ER

Is the product of two integers A and B odd?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

1, 2, 3

EgmatQuantExpert

13 Aug 2018, 03:10

171

40

46,590

by: bumpbot

25 Dec 2025, 04:42

ER

12 Days of Christmas GMAT Competition 2025 - Day 5: Two autonomous

705-805 (Hard) | Distance and Speed Problems

705-805 (Hard) | Distance and Speed Problems hide tags

1, 2, 3

Bunuel

13 Jan 2026, 11:07

55

59

2,062

by: Dooperman

23 Dec 2025, 09:26

ER

If S is a set of four numbers x, y, z and w, is the range of the numbe

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

duahsolo

21 Feb 2017, 05:36

29

8

4,457

by: Bunuel

22 Dec 2025, 08:28

ER

Sn=S(n-2) + 11, is 633 a term of the sequence?

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

bakshiaashna

07 Nov 2020, 14:29

13

3

4,031

by: bumpbot

21 Dec 2025, 23:17

ER

If x and y are integer, what is the remainder when x^2 + y^2

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

1, 2

kt750

26 Apr 2012, 21:56

637

29

70,359

by: bumpbot

21 Dec 2025, 11:33

ER

In the xy-coordinate plane, line L and line k intersect at the point

705-805 (Hard) | Coordinate Plane

705-805 (Hard) | Coordinate Plane hide tags

1, 2

bsjames2

18 Feb 2008, 19:01

274

22

41,653

by: bumpbot

19 Dec 2025, 10:19

ER

In a group of 25 people, only three languages are spoken – English, Sp

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

bsahil

21 Aug 2013, 23:27

76

14

21,071

by: bumpbot

19 Dec 2025, 06:17

ER

If Set S consists of 8 numbers taken from Set B, what is the standard

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

07 Apr 2021, 02:59

8

2

2,068

by: bumpbot

19 Dec 2025, 03:24

ER

A music festival took place over two days, Saturday and Sunday. What

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

Bunuel

30 Jun 2018, 23:54

39

14

12,734

by: bumpbot

19 Dec 2025, 01:58

ER

A jeweler sold a watch at a profit. Was his percent profit on the sale

705-805 (Hard) | Percent and Interest Problems

705-805 (Hard) | Percent and Interest Problems hide tags

Bunuel

23 Jul 2024, 01:30

7

2

1,538

by: bumpbot

19 Dec 2025, 01:27

ER

Of the 60 families in a certain neighborhood, 38 have a cat.

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

calreg11

05 Feb 2012, 16:50

69

17

21,005

by: Goldenfuture

18 Dec 2025, 21:57

ER

Set P consists of 5 items. The standard deviation of the items in Set

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

21 Jun 2021, 01:30

11

7

4,212

by: bumpbot

16 Dec 2025, 22:55

ER

The data collected for 20 years of population surveys of a city C were

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

gmatophobia

23 Apr 2023, 23:41

9

4

2,169

by: bumpbot

16 Dec 2025, 08:03

ER

If n and y are positive integers and n represents the number

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

WishMasterUA

11 Jul 2013, 01:56

9

8,359

by: bumpbot

16 Dec 2025, 06:33

Can the students at Ridgecrest Elementary School be divided evenly int

705-805 (Hard) | Multiples and Factors

705-805 (Hard) | Multiples and Factors hide tags

bhanu29

15 Nov 2025, 03:26

6

3

598

by: bhanu29

15 Dec 2025, 18:17

ER

If sequence Q has four terms: x, 12, y, and 20, is it true that the me

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

06 Nov 2019, 02:33

19

8

4,093

by: bumpbot

14 Dec 2025, 04:38

ER

If x ≠ -y is (x - y)/(x + y) > 1? (1) x > 0 (2) y < 0

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

1, 2

jusjmkol740

03 Mar 2010, 07:22

257

26

58,687

by: bumpbot

14 Dec 2025, 03:38

ER

Can financial budgeting help individuals avoid debt?

705-805 (Hard) | Non-Math Related

705-805 (Hard) | Non-Math Related hide tags

GMATinsight

26 May 2024, 02:14

118

17

10,173

by: Bunuel

14 Dec 2025, 00:59

ER

Is x > 0 ? (1) x < x^2 (2) x < x^3

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

1, 2

rxs0005

21 Sep 2010, 08:14

43

20

14,210

by: SanuBest

14 Dec 2025, 00:10

ER

A student has decided to take GMAT and TOEFL examinations

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

1, 2

cyberjadugar

19 Jun 2012, 08:52

278

33

30,350

by: bumpbot

12 Dec 2025, 13:31

ER

Is the cost of an Organ more than the cost of a Flute ?

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

cleetus

27 Jan 2014, 06:28

15

12

4,531

by: bumpbot

12 Dec 2025, 03:45

ER

If M is a sequence of consecutive integers which contains

705-805 (Hard) | Sequences, Statistics and Sets Problems

705-805 (Hard) | Sequences, Statistics and Sets Problems hide tags

Smita04

20 May 2012, 22:49

101

10

16,312

by: bumpbot

12 Dec 2025, 03:25

ER

If y < x < z and xyz < 0, is xy > 0?

705-805 (Hard) | Arithmetic, Number Properties

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

BrentGMATPrepNow

17 Apr 2017, 08:39

86

9

10,453

by: bumpbot

11 Dec 2025, 10:02

ER

Set A consists of five different numbers; set B consists of

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

fozzzy

12 Jul 2013, 09:08

67

2

10,946

by: bumpbot

11 Dec 2025, 06:33

ER

Is J + K > L + M ?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

gmatquant25

23 Sep 2014, 12:18

20

6

4,089

by: Bunuel

09 Dec 2025, 11:09

ER

Suppose A and B are two events that are not independent. Is the proba

705-805 (Hard) | Probability

705-805 (Hard) | Probability hide tags

Bunuel

06 Mar 2015, 07:25

106

13

20,231

by: Bunuel

08 Dec 2025, 13:35

ER

Set S contains five distinct positive integers, each of which is great

705-805 (Hard) | Statistics and Sets Problems

705-805 (Hard) | Statistics and Sets Problems hide tags

Bunuel

03 Apr 2020, 02:46

19

7

4,667

by: bumpbot

08 Dec 2025, 07:38

ER

If p<q and p<r, is pqr<p? (1) pq<0 (2) pr<0

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

tinki

28 Apr 2016, 14:30

102

7

34,246

by: imaityaroy

07 Dec 2025, 19:58

ER

A souvenir shop made $ 2,400 in revenue selling postcards. If a large

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

13 Dec 2015, 05:54

11

10

5,973

by: bumpbot

07 Dec 2025, 04:13

ER

If k is an integer and m > 0, is 2^k + 3^k = m ?

705-805 (Hard) | Algebra, Exponents

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

rjkaufman21

04 Oct 2011, 18:52

21

8

5,069

by: bumpbot

06 Dec 2025, 23:08

ER

Given a series of n consecutive positive integers, where n >

705-805 (Hard) | Number Properties, Sequences

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

enigma123

05 Mar 2026, 11:16

120

7

27,892

by: bumpbot

06 Dec 2025, 01:27

ER

A certain salesperson earns a total sales commission of d dollars for

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

GMATNinja

13 Feb 2024, 01:15

14

4

2,774

by: bumpbot

06 Dec 2025, 01:00

ER

Was the average (arithmetic mean) of the temperature at noon in degree

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

08 Nov 2024, 01:30

7

4

1,771

by: whatsinthename1

05 Dec 2025, 23:12

ER

If x and y are both prime, is xy = 323?

705-805 (Hard) | Multiples and Factors, Number Properties

705-805 (Hard) | Multiples and Factors, Number Properties hide tags

tusharGupta1

23 Apr 2014, 08:36

68

10

17,227

by: bumpbot

04 Dec 2025, 14:41