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

78,623

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

188,460

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

487,843

by: bb

29 Aug 2025, 13:27

ER

A company makes and sells two products, P and Q. The costs per unit of

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

25 Oct 2015, 09:04

437

19

84,372

by: Dream009

27 Dec 2025, 19:37

ER

Are at least 10 percent of the people in Country X who are 65 years

655-705 (Hard) | Statistics and Sets Problems, Word Problems

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

1, 2

LM

21 Jan 2018, 23:45

1.0k

35

138,458

by: Dream009

27 Dec 2025, 11:16

ER

12 Days of Christmas GMAT Competition - Day 7: A certain online store

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

1, 2, 3, 4

Bunuel

24 Dec 2024, 09:00

61

65

4,396

by: bumpbot

27 Dec 2025, 09:18

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12 Days of Christmas GMAT Competition 2025 - Day 10: Lena keeps all of

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

1, 2, 3

Bunuel

26 Dec 2025, 09:00

52

48

1,759

by: Lizaza

27 Dec 2025, 08:58

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Eunice sold several cakes. If each cake sold for either exactly 17 or

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

1, 2

gmatpapa

18 Feb 2011, 03:45

458

27

48,407

by: AditiDeokar

26 Dec 2025, 23:34

ER

Tim can buy a certain computer for $800 at a local store,

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

AnkurGMAT20

12 Jan 2024, 09:15

43

7

10,649

by: bumpbot

26 Dec 2025, 01:11

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

5,642

by: bumpbot

26 Dec 2025, 01:01

ER

There is at least one viper and at least one cobra in Pandora's box.

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

10 Jul 2025, 10:32

55

8

7,043

by: Bunuel

25 Dec 2025, 09:53

ER

Mr. X paid for a painting using currency notes of denominations 1$, 2$

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

VenoMfTw

16 Aug 2015, 11:32

4

3

3,461

by: bumpbot

25 Dec 2025, 07:51

ER

Are all of the numbers in a certain list of 15 numbers equal

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

1, 2

Walkabout

14 Dec 2012, 08:36

354

32

65,408

by: bumpbot

24 Dec 2025, 17:42

ER

12 Days of Christmas GMAT Competition 2025 - Day 7: At a customer

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

1, 2, 3

Bunuel

23 Dec 2025, 09:00

55

58

1,745

by: firefox300

24 Dec 2025, 08:36

ER

A retailer sells only radios and clocks. If she currently has 44 total

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

jlgdr

18 Sep 2013, 15:50

47

12

11,905

by: bumpbot

24 Dec 2025, 05:31

ER

Jack wants to use a circular rug on his rectangular office floor to co

555-605 (Medium) | Geometry, Word Problems

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

1, 2

AbdurRakib

24 Jun 2017, 04:14

455

28

53,481

by: bumpbot

24 Dec 2025, 01:57

ER

Brian is selling souvenirs outside of a Detroit Tigers baseball game.

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

17 Sep 2015, 01:10

17

12

4,799

by: bumpbot

23 Dec 2025, 20:33

ER

Joe bought only twenty cent stamps and thirty cent stamps. How many

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

rite2deepti

13 Dec 2010, 06:53

103

11

21,178

by: bumpbot

23 Dec 2025, 13:20

ER

Last week a certain comedian had an audience of 120 people for each of

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

05 Aug 2023, 10:00

109

7

25,863

by: bumpbot

23 Dec 2025, 10:52

In a certain senior citizens club, are more than 1/4 of the members

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Fedemaravilla

27 Oct 2017, 13:17

15

4

7,933

by: bumpbot

23 Dec 2025, 03:44

ER

How many people are standing in line?

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

eladshush

04 Oct 2010, 06:12

24

9

14,602

by: bumpbot

23 Dec 2025, 01:52

ER

Caroline bikes uphill to work and returns by the same route at a 30%

605-655 (Medium) | Distance and Speed Problems, Word Problems

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

Bunuel

23 Jan 2018, 23:53

21

17

4,900

by: roshaun25

22 Dec 2025, 13:42

ER

Josh purchased several widgets for a total cost of $480. Every widget

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

03 Mar 2021, 14:49

4

5,094

by: Bhavya04

22 Dec 2025, 04:21

ER

Rick is in a room with 4 other people. If the other people weigh 100,

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

29 Jul 2020, 03:28

12

7

2,777

by: bumpbot

22 Dec 2025, 01:02

ER

12 Days of Christmas GMAT Competition 2025 - Day 3: Rita has a bowl

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

1, 2, 3, 4

Bunuel

13 Jan 2026, 10:24

68

60

1,804

by: Bunuel

21 Dec 2025, 00:09

ER

In each quarter of 1998, Company M earned more money than in the

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

02 Aug 2018, 04:57

29

8

14,912

by: bumpbot

20 Dec 2025, 13:26

ER

If the average (arithmetic mean) cost per sweater for 3 pullover sweat

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

parkhydel

28 Apr 2020, 04:32

15

3

9,907

by: bumpbot

20 Dec 2025, 13:25

ER

A certain diet program calls for eating daily calories from

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Apex231

15 Jan 2012, 19:01

103

8

14,204

by: bumpbot

20 Dec 2025, 11:54

ER

12 Days of Christmas GMAT Competition 2025 - Day 5: At a summer

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

1, 2, 3

Bunuel

19 Dec 2025, 09:00

58

1,358

by: whollyshiv

20 Dec 2025, 08:53

ER

Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15 stamp

655-705 (Hard) | Arithmetic, Word Problems

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

1, 2

udaymathapati

26 Sep 2010, 11:48

906

26

97,457

by: bumpbot

19 Dec 2025, 02:52

ER

A cable company sells exactly 3 service packages: Internet only, TV

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

06 Aug 2023, 05:00

107

6

22,767

by: bumpbot

18 Dec 2025, 22:31

ER

At 11 AM, Abraham leaves from his home for a meeting that is scheduled

555-605 (Medium) | Distance and Speed Problems, Word Problems

555-605 (Medium) | Distance and Speed Problems, Word Problems hide tags

EgmatQuantExpert

22 Jan 2017, 01:52

7

5

5,119

by: bumpbot

18 Dec 2025, 21:55

ER

A casino pays players using purple and orange chips; each

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

nicktim

25 Jan 2013, 05:06

28

6

6,523

by: Goldenfuture

18 Dec 2025, 21:50

ER

Did the population of Town C increase by at least 100 percent from the

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

parkhydel

28 Apr 2020, 08:23

135

11

25,314

by: bumpbot

18 Dec 2025, 09:40

ER

The difference between John's and Paul's heights is twice the differen

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

17 May 2021, 01:30

71

6

21,170

by: HarshavardhanR

17 Dec 2025, 21:32

ER

In Town T, there is a 5% sales tax on food purchases, a 10% sales tax

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

06 Apr 2022, 06:00

10

2

4,008

by: bumpbot

17 Dec 2025, 11:26

ER

A dental licensure exam requires a 75% minimum score in orde

805+ (Hard) | Fractions and Ratios, Word Problems

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

goodyear2013

21 Jul 2021, 07:31

158

17

19,888

by: bumpbot

17 Dec 2025, 02:26

ER

At a certain fiorist shop, roses can be purchased either individually

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

11 Aug 2021, 08:30

14

4

3,786

by: Annukiran

17 Dec 2025, 02:23

ER

If Jim earns x dollars per hour, it will take him 4 hours to

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

1, 2

mojorising800

05 Jul 2011, 14:23

50

20

19,878

by: bumpbot

17 Dec 2025, 01:31

ER

If the only stocks that an investor owns are 75 shares of

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

rpamecha

18 Apr 2012, 11:02

3

7,100

by: bumpbot

17 Dec 2025, 00:49

ER

The average (arithmetic mean) of the original six prices for six coats

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

06 Apr 2022, 08:30

15

2

3,691

by: Annukiran

16 Dec 2025, 23:57

ER

A bookstore bought 24 books, each at an equal price. Each of the first

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

06 Sep 2024, 01:30

14

4

2,311

by: bumpbot

16 Dec 2025, 22:49

ER

In a certain set of 300 stocks, each is priced at either $50, $100, or

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

28 Aug 2015, 02:33

29

4

3,536

by: bumpbot

16 Dec 2025, 20:29

ER

After winning 50 percent of the first 30 matches she played

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

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

enigma123

15 Mar 2012, 14:15

48

10

10,780

by: bumpbot

15 Dec 2025, 07:21

ER

Did Sally pay less than x dollars, including sales tax, for her

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

16 Dec 2014, 05:28

19

4

12,016

by: Saurav1408

14 Dec 2025, 23:35

ER

The median age of 15 children in group A was 12. The median age of 19

655-705 (Hard) | Statistics and Sets Problems, Word Problems

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

Bunuel

13 Oct 2021, 06:00

17

5

5,485

by: Bunuel

14 Dec 2025, 23:27

ER

A long rope was divided to three different parts. What is the length

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

10 Apr 2024, 01:30

2

1,129

by: bumpbot

14 Dec 2025, 19:05

ER

Gurdeep is organizing his sunflower seeds, petunia seeds, and daffodil

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

20 Jan 2021, 01:15

5

6

2,377

by: bumpbot

14 Dec 2025, 06:47

ER

The total cost of a car rental at Company X is equal to a base fee per

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

10 Oct 2023, 01:30

5

2

2,052

by: bumpbot

14 Dec 2025, 06:33

ER

If a real estate agent received a commission of 6 percent of the

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

12 Dec 2014, 07:21

18

8

78,423

by: bumpbot

14 Dec 2025, 04:13

ER

A certain employee is paid $6 per hour for an 8-hour workday. If the

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

22 Dec 2014, 08:52

6

9,840

by: bumpbot

14 Dec 2025, 03:20

ER

Last Friday a certain shop sold 3/4 of the sweaters in its

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

broall

04 Feb 2018, 03:17

18

3

7,926

by: bumpbot

14 Dec 2025, 03:10

ER

Susan has a 5-foot long bookshelf that she wants to fill

805+ (Hard) | Min-Max Problems, Word Problems

805+ (Hard) | Min-Max Problems, Word Problems hide tags

smodak

07 Jun 2011, 15:46

58

14

10,118

by: bumpbot

13 Dec 2025, 05:52