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

181

15

82,556

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of May 2026

1, 2

Bunuel

01 Jan 2026, 05:45

861

24

190,803

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

490,741

by: bb

29 Aug 2025, 13:27

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Data Sufficiency Butler: 2 Questions Every Day

1, 2, 3

Bunuel

04 Jun 2026, 16:53

468

53

163,486

by: Bunuel

04 Jun 2026, 16:52

ER

Maria walked along a track at an average speed of 100 meters per

605-655 (Medium) | Distance and Speed Problems

605-655 (Medium) | Distance and Speed Problems hide tags

Bunuel

21 Oct 2025, 00:13

2

4

728

by: egmat

06 Jun 2026, 04:38

ER

Company A produced w, x, y and z cars per year respectively over the

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

Bunuel

06 Jun 2026, 04:30

0

250

by: Bunuel

06 Jun 2026, 04:30

ER

Dunder Corporation's profit of $360 million in 2007 was what percent

605-655 (Medium) | Percent and Interest Problems

605-655 (Medium) | Percent and Interest Problems hide tags

Bunuel

04 Jun 2026, 02:30

2

85

by: Bunuel

06 Jun 2026, 04:30

ER

Ann, running at a constant pace, ran part of a marathon in 2 hours.

605-655 (Medium) | Distance and Speed Problems

605-655 (Medium) | Distance and Speed Problems hide tags

Bunuel

04 Jun 2026, 04:30

1

3

110

by: Bunuel

06 Jun 2026, 04:00

ER

In a survey, voters were asked whether they approve or disapprove of

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

Bunuel

06 Jun 2026, 02:30

1

201

by: Sonatomar

06 Jun 2026, 03:53

ER

A school used several buses for a field trip. If each bus carried

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

Bunuel

28 May 2026, 19:00

6

5

258

by: Bunuel

06 Jun 2026, 02:45

ER -1

The cards in a deck are numbered consecutively from 1 to 20. If some

605-655 (Medium) | Probability

605-655 (Medium) | Probability hide tags

Bunuel

01 Jul 2018, 20:57

10

2

3,496

by: RohanNewDelhi

06 Jun 2026, 02:40

ER

GMAT Club World Cup 2022 (DAY 7): If a, b, c, and d are distinct

805+ (Hard) | Multiples and Factors, Statistics and Sets Problems

805+ (Hard) | Multiples and Factors, Statistics and Sets Problems hide tags

1, 2

Bunuel

19 Jul 2022, 08:00

24

20

4,062

by: bumpbot

06 Jun 2026, 02:32

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If the number of members in the club C is 100, what is the value of x?

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

sunny91

11 Nov 2017, 05:31

8

4

3,415

by: bumpbot

06 Jun 2026, 02:29

ER

If u > 0 and v > 0, which is greater, u^v or v^u?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

1, 2

Bunuel

16 Jun 2016, 03:17

99

20

30,744

by: vipsgmat

06 Jun 2026, 02:26

ER

A small theater sold only adult tickets and student tickets for one

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

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

Bunuel

28 May 2026, 19:00

8

3

274

by: Bunuel

06 Jun 2026, 01:00

ER

At a music audition, judges assigned scores to 9 applicants. Among the

705-805 (Hard) | Statistics and Sets Problems

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

Bunuel

26 May 2026, 19:00

1

7

358

by: pappal

05 Jun 2026, 12:00

ER

Dealership A and Dealership B both sell cars and trucks. If the ratio

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

09 Jan 2020, 01:40

36

8

9,294

by: bumpbot

05 Jun 2026, 08:52

ER

In a party both Veg and Non–Veg variants were served.

805+ (Hard) | Combinations

805+ (Hard) | Combinations hide tags

akurathi12

02 Jan 2019, 02:55

57

13

8,130

by: bumpbot

05 Jun 2026, 05:52

ER

In the Sequence F, the first term has the value seven and each success

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

Bunuel

13 Nov 2023, 02:30

6

1

2,405

by: cosmicomet

05 Jun 2026, 05:42

ER

In a certain company, the ratio of full-time employees to part-time

655-705 (Hard) | Fractions and Ratios, Word Problems

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

Bunuel

03 Jun 2026, 04:30

1

2

126

by: Bunuel

05 Jun 2026, 04:45

ER

Aadesh and Belmira work in sales for a large company and receive [m]10

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

03 Jun 2026, 02:30

2

117

by: Bunuel

05 Jun 2026, 04:45

ER

In a certain town with 200 residents, all of the residents eat jollof

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

Bunuel

05 Jun 2026, 04:30

0

84

by: Bunuel

05 Jun 2026, 04:30

ER

Sue's monthly earnings consist of a monthly salary and a 4 percent com

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

12 Nov 2023, 23:55

43

12

9,647

by: Usernamevisible

05 Jun 2026, 03:59

ER

Are the integers q, r and s consecutive?

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

bewakoof

08 Jul 2013, 07:21

36

9

12,386

by: bumpbot

05 Jun 2026, 03:26

ER

Machines J, K, and L each operate at a constant rate. J and K, working

555-605 (Medium) | Work and Rate Problems

555-605 (Medium) | Work and Rate Problems hide tags

Bunuel

05 Jun 2026, 02:30

1

69

by: GMATcracker101

05 Jun 2026, 02:53

ER

A delivery van traveled from Westport Depot to Lakeview Market in 7

605-655 (Medium) | Distance and Speed Problems

605-655 (Medium) | Distance and Speed Problems hide tags

Bunuel

27 May 2026, 19:00

6

3

248

by: Bunuel

05 Jun 2026, 02:00

ER

A juice bar mixed apple juice and berry concentrate to make 6 liters

655-705 (Hard) | Mixture Problems

655-705 (Hard) | Mixture Problems hide tags

Bunuel

27 May 2026, 19:00

4

3

292

by: Bunuel

05 Jun 2026, 01:15

ER

At a climbing gym, 4 junior climbers and 3 instructors were weighed

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

Bunuel

04 Jun 2026, 16:30

2

84

by: SS990

05 Jun 2026, 00:01

ER

An electronics retailer ships Model X TV sets in shipping units. Each

555-605 (Medium) | Percent and Interest Problems

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

Bunuel

04 Jun 2026, 16:30

2

100

by: SS990

04 Jun 2026, 23:08

ER

A store sells clothes in exactly four sizes: small, medium, large, and

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

02 Jun 2026, 04:30

2

175

by: Bunuel

04 Jun 2026, 04:45

ER

A study involved a total of 6 barrels of a liquid mixture. If the stan

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

Bunuel

26 Jun 2015, 02:50

18

10

5,593

by: bumpbot

04 Jun 2026, 04:18

ER

At a school fundraiser, a snack table sold four types of items: fruit

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

03 Jun 2026, 15:45

3

127

by: BongBideshini

04 Jun 2026, 03:54

ER

A bakery sells bread in two sizes: small loaves and large loaves.

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

02 Jun 2026, 02:00

2

128

by: Bunuel

04 Jun 2026, 02:45

ER

A concert venues ticket revenue increased by 15% from 2023 to 2024

555-605 (Medium) | Percent and Interest Problems

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

Bunuel

03 Jun 2026, 15:45

2

3

130

by: BongBideshini

04 Jun 2026, 02:38

ER

At a community centers weekend open house, 360 registered visitors

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

Bunuel

26 May 2026, 19:00

5

2

267

by: Bunuel

04 Jun 2026, 02:00

ER

If Mary and Sue enter a 750 meter swimming competition in which Mary g

805+ (Hard) | Distance and Speed Problems

805+ (Hard) | Distance and Speed Problems hide tags

Bunuel

11 Jul 2019, 08:00

75

18

10,198

by: SeedWasp

04 Jun 2026, 00:39

ER

In the figure above, is the area of triangular region ABC

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

1, 2

jfk

10 Jun 2012, 00:28

791

23

114,096

by: Bunuel

04 Jun 2026, 00:34

ER

In a bulb factory there are different kinds of bulbs, what is the prob

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

Bunuel

19 Nov 2019, 01:41

8

4

4,222

by: bumpbot

03 Jun 2026, 23:17

ER

Each member of a team consisting of 6 researchers and 4 assistants

605-655 (Medium) | Statistics and Sets Problems, Word Problems

605-655 (Medium) | Statistics and Sets Problems, Word Problems hide tags

Bunuel

28 May 2026, 12:38

1

5

317

by: Bunuel

03 Jun 2026, 15:42

ER

Rounded to the nearest 10,000, the populations of San Pepe

805+ (Hard) | Number Properties, Word Problems

805+ (Hard) | Number Properties, Word Problems hide tags

gmatophobia

12 Jan 2024, 22:58

96

10

11,513

by: bumpbot

03 Jun 2026, 08:47

ER

Whenever martin has a restaurant bill with an amount between

655-705 (Hard) | Percent and Interest Problems, Word Problems

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

GMATD11

12 Feb 2011, 13:48

196

19

44,165

by: bumpbot

03 Jun 2026, 04:53

ER

Leo can buy a certain computer for p1 dollars in State A, where the sa

655-705 (Hard) | Percent and Interest Problems, Word Problems

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

Orange08

05 Sep 2010, 06:58

273

17

39,675

by: bumpbot

03 Jun 2026, 04:53

ER

Candidates A, B, and C competed in an election. This election usually

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

guddo

30 May 2024, 12:16

45

3

6,866

by: bumpbot

03 Jun 2026, 04:53

ER

Kim and Sue each bought some roses and some daisies at the prices show

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

AbdurRakib

22 Jun 2017, 14:03

575

13

59,087

by: bumpbot

03 Jun 2026, 04:53

ER

If a bag contains only red and blue balls and probability of picking

555-605 (Medium) | Probability, Word Problems

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

chetan2u

25 Jan 2018, 21:18

6

3

6,828

by: bumpbot

03 Jun 2026, 04:43

ER

Bo profits $6.06 every time he sells a plate of hummus and $0.79 every

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

01 Jun 2026, 04:00

1

3

130

by: Bunuel

03 Jun 2026, 04:30

ER

At the beginning of 2024, Elena divided $1,200 between two savings

655-705 (Hard) | Percent and Interest Problems

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

Bunuel

25 May 2026, 19:00

1

3

280

by: Bunuel

03 Jun 2026, 02:30

ER

Last week, Chuck spent a total of $360 on beer, cookies, and diapers.

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

01 Jun 2026, 02:00

1

3

140

by: Bunuel

03 Jun 2026, 02:15

ER

At a training center, 4 interns and 6 mentors took the same

605-655 (Medium) | Statistics and Sets Problems

605-655 (Medium) | Statistics and Sets Problems hide tags

Bunuel

25 May 2026, 19:00

2

225

by: Bunuel

03 Jun 2026, 01:00

ER

At the beginning of 2023, a fitness club had 800 active members.

555-605 (Medium) | Percent and Interest Problems

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

Bunuel

02 Jun 2026, 16:45

3

2

131

by: SS990

03 Jun 2026, 00:49

ER

What is the units digit of the three-digit integer N ?

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

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

Bunuel

07 Sep 2015, 22:45

60

18

9,936

by: Bunuel

02 Jun 2026, 23:46

ER

A coffee shop is running a customer raffle in which each slip in

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

02 Jun 2026, 16:45

1

128

by: BongBideshini

02 Jun 2026, 21:42

ER

If P is a set of integers, is the average of P equal to the median of

805+ (Hard) | Statistics and Sets Problems

805+ (Hard) | Statistics and Sets Problems hide tags

Aabhash777

29 Mar 2025, 23:47

5

2,510

by: BadalDewani

02 Jun 2026, 19:08