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

175

15

78,517

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,408

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

487,745

by: bb

29 Aug 2025, 13:27

ER

10 children have ordered a total of 17 hamburgers, and each child has

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

14 Jan 2021, 01:15

7

9

2,731

by: bumpbot

22 Apr 2026, 04:14

ER

The number of touchscreen personal organizers currently in stock is p

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

22 Apr 2026, 04:08

6

7

5,484

by: bumpbot

22 Apr 2026, 04:04

ER

An inspection agency follows these guidelines for newly laid pipelines

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

01 Apr 2026, 19:00

7

3

411

by: PlacidSoyabean

22 Apr 2026, 02:30

ER

At a certain company, 40% of the women are over 50 years old and 50% o

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

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

Bunuel

23 Sep 2015, 03:22

27

10

8,969

by: bumpbot

21 Apr 2026, 18:29

ER

Julie is selling lemonades in two sizes, small and large. Small lemona

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

23 Sep 2015, 22:51

24

5

5,081

by: bumpbot

21 Apr 2026, 18:28

ER

A certain company operates a website, Z,

555-605 (Medium) | Word Problems

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Brownbatman

20 Nov 2025, 13:40

12

3

1,732

by: keshubhturakhia

21 Apr 2026, 08:08

ER

Last year the first $ 30,000 of each Country X resident's

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

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

eybrj2

24 Feb 2012, 23:27

7

2

4,782

by: bumpbot

21 Apr 2026, 07:31

ER

Was the average (arithmetic mean) score that Steve got per subject gre

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

01 Nov 2018, 00:12

4

2

1,919

by: bumpbot

21 Apr 2026, 05:06

ER

Before the start of the fall service cycle, the city transit authority

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

14 Apr 2026, 19:00

4

172

by: Bunuel

21 Apr 2026, 04:00

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During two 7-day promotional weeks, Week 1 and Week 2, a bike-share

805+ (Hard) | Percent and Interest Problems, Word Problems

805+ (Hard) | Percent and Interest Problems, Word Problems hide tags

Bunuel

14 Apr 2026, 19:00

4

173

by: Bunuel

21 Apr 2026, 03:30

ER

Last month a phone company charged $ 0.07 per minute for the first 300

555-605 (Medium) | Word Problems

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Skywalker18

20 Jun 2016, 11:04

187

18

40,537

by: bumpbot

21 Apr 2026, 03:10

ER

During a two-session fundraising campaign, Maya and Noah each

705-805 (Hard) | Percent and Interest Problems, Word Problems

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

Bunuel

13 Apr 2026, 19:00

8

283

by: Bunuel

21 Apr 2026, 02:30

ER

For a trade-show booth, a crew assembled 10 display panels. Some were

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

13 Apr 2026, 19:00

5

4

212

by: Bunuel

21 Apr 2026, 01:45

ER

Bill is 88 years old. How old is Colie?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

28 Oct 2024, 01:30

2

1,082

by: bumpbot

20 Apr 2026, 21:59

ER

If Johnny bought candy using nickels ($0.05 coins)

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

01 Oct 2023, 04:47

10

2

10,479

by: thisisakr

20 Apr 2026, 09:50

ER

12 Days of Christmas GMAT Competition - Day 3: A manufacturer creates

655-705 (Hard) | Mixture Problems, Word Problems

655-705 (Hard) | Mixture Problems, Word Problems hide tags

Bunuel

18 Dec 2024, 09:00

17

9

4,802

by: bumpbot

20 Apr 2026, 05:28

ER

If there are only girl students in a class, is the number of students

805+ (Hard) | Statistics and Sets Problems, Word Problems

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

chetan2u

16 Oct 2017, 04:17

13

6

2,947

by: bumpbot

20 Apr 2026, 03:01

ER

By what percent has the price of an overcoat been reduced?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

09 Dec 2014, 07:09

19

6

18,621

by: thisisakr

20 Apr 2026, 02:55

ER

Elena, Marco, and Sofia each had one folder to copy to an external

655-705 (Hard) | Non-Math Related, Word Problems

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

Bunuel

12 Apr 2026, 19:00

5

10

292

by: Bunuel

20 Apr 2026, 02:15

ER

Was the amount of John's heating bill for February greater than it was

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

24 Jun 2018, 20:35

27

8

19,562

by: NamDuong

19 Apr 2026, 21:42

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

8,865

by: bumpbot

19 Apr 2026, 08:18

ER

Ann and Pierre purchased $37 worth of French fries.

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Gnpth

15 Jul 2014, 23:45

14

6

5,300

by: bumpbot

18 Apr 2026, 11:54

A company produces three types of electronic components: X, Y, and Z.

605-655 (Medium) | Non-Math Related, Word Problems

605-655 (Medium) | Non-Math Related, Word Problems hide tags

Gmat750aspirant

28 Feb 2025, 09:36

14

5

2,455

by: Jash1666

17 Apr 2026, 23:47

ER

In a basketball game, both Heather and Irene scored 30 baske

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

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

kevincan

10 Apr 2026, 13:23

2

269

by: shashag

17 Apr 2026, 08:39

ER

A department manager distributed a number of books, calendars, and dia

705-805 (Hard) | Fractions and Ratios, Word Problems

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

Bunuel

24 Feb 2016, 04:28

40

10

8,034

by: bumpbot

17 Apr 2026, 04:52

ER

Set X consists of different positive numbers arranged in ascending ord

555-605 (Medium) | Number Properties, Word Problems

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

enigma123

17 Nov 2011, 16:41

55

9

26,178

by: bumpbot

16 Apr 2026, 11:27

ER

Last month Alex spent $91 on video game rentals, spending $5 for each

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

MclLaurent

30 Dec 2023, 03:05

65

6

14,943

by: adconsectetur

16 Apr 2026, 10:10

ER

A local arts center hosted a weekend illustration workshop.

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

09 Apr 2026, 19:00

5

3

268

by: Bunuel

16 Apr 2026, 03:30

ER

At a print shop, premium brochures cost $14 each and standard flyers

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

08 Apr 2026, 19:00

7

4

308

by: Bunuel

16 Apr 2026, 01:45

ER

The GMAT is scored on a scale of 200 to 800 in 10 point incr

805+ (Hard) | Statistics and Sets Problems, Word Problems

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

1, 2

enigma123

15 Apr 2026, 11:36

395

22

35,376

by: bumpbot

15 Apr 2026, 18:52

ER

Henry purchased 3 items during a sale. He received a 20 percent discou

605-655 (Medium) | Percent and Interest Problems, Word Problems

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

1, 2

docabuzar

11 Jun 2019, 03:53

355

30

62,871

by: luisdicampo

15 Apr 2026, 13:47

ER

At a history museum, the price of each regular admission ticket sold

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

GMAT695

01 Oct 2024, 02:20

37

5

7,595

by: GMAT1034

15 Apr 2026, 12:10

ER

Martha bought an armchair and a coffee table at an action and sold bot

605-655 (Medium) | Percent and Interest Problems, Word Problems

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

nonameee

10 Jan 2012, 04:05

280

14

51,021

by: luisdicampo

15 Apr 2026, 07:48

ER

For a production run, the number of inspection hours required, h

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

07 Apr 2026, 19:00

6

4

245

by: Bunuel

15 Apr 2026, 01:15

ER

A store bought Q windows at $150 per window and W shelves at $75 per

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

24 Jun 2016, 03:11

6

7

3,263

by: bumpbot

14 Apr 2026, 13:13

ER

A company has a total of 1,650 employees, some of whom are office work

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

guddo

24 Jan 2024, 02:13

41

4

11,300

by: Harsh_

14 Apr 2026, 07:42

ER

For a cause, 30 people donated $10, $20, or $30.

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Gmat750aspirant

02 Apr 2025, 10:13

10

6

2,053

by: Adit_

14 Apr 2026, 05:59

ER

A delivery fleet currently has 108 vehicles of two types: vans and

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

06 Apr 2026, 19:00

2

3

223

by: Bunuel

14 Apr 2026, 01:45

Rakesh Bought 3 Shares of Power Infra. One on 31st April'24, one on 23

655-705 (Hard) | Math Related, Word Problems

655-705 (Hard) | Math Related, Word Problems hide tags

Sketchitesh

02 Apr 2025, 09:46

4

3

1,091

by: BongBideshini

13 Apr 2026, 22:04

ER

If the closing price of stock X on the first trading day last year

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

nick13

01 Nov 2023, 15:20

64

10

11,792

by: Bunuel

13 Apr 2026, 04:43

ER

At the Northgate distribution center, a sorting line can run in one of

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

05 Apr 2026, 19:00

6

5

264

by: Bunuel

13 Apr 2026, 02:30

ER

During an overnight run, a server handled two types of jobs

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

05 Apr 2026, 19:00

3

2

248

by: Bunuel

13 Apr 2026, 01:15

ER

Was 70 the average (arithmetic mean) grade on a class test?

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

rahulraao

08 Oct 2005, 08:58

44

8

21,701

by: bumpbot

11 Apr 2026, 09:38

ER

A certain company currently has how many employees?

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

justtapas

02 Nov 2012, 23:22

27

4

19,745

by: bumpbot

11 Apr 2026, 03:15

ER

The table above shows the cancellation fee schedule that a travel agen

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

14 Feb 2014, 02:01

117

15

27,602

by: Harsh_

11 Apr 2026, 01:33

ER

In any twenty-four-hour period, a certain faulty clock gains anywhere

805+ (Hard) | Non-Math Related, Word Problems

805+ (Hard) | Non-Math Related, Word Problems hide tags

p456

03 Nov 2023, 06:21

172

17

15,386

by: Gmat860sanskar

10 Apr 2026, 11:12

ER

A home-goods store sold several identical floor lamps in a clearance

655-705 (Hard) | Word Problems

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Bunuel

02 Apr 2026, 19:00

5

3

343

by: Bunuel

09 Apr 2026, 01:45

The amount of coal a train burns each mile is directly propo

505-555 (Easy) | Distance and Speed Problems, Word Problems

505-555 (Easy) | Distance and Speed Problems, Word Problems hide tags

gmatmathguy123

26 May 2014, 02:11

33

8

14,780

by: vrinda6

09 Apr 2026, 01:30

ER

What is the total number of coins that Bert and Claire have?

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

15 Oct 2012, 04:53

223

16

48,699

by: Millionsknives63

08 Apr 2026, 22:19

ER

If each bottle of wine in Taynas suitcase weighs 1.75 pounds

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

kevincan

13 Feb 2026, 14:32

4

5

622

by: Gmat860sanskar

08 Apr 2026, 21:43