Data Sufficiency (DS)

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

Guides & Resources

Guides & Resources hide tags

bb

23 Aug 2026, 13:03

1.6k

1

496,232

by: bb

23 Aug 2026, 13:01

ER

Should the choices made by 100 participants in a survey about Product

705-805 (Hard) | Non-Math Related

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

GMATinsight

14 Aug 2024, 09:21

160

15

10,103

21 Jul 2026, 10:01

ER

Pete made a trip to the beach, of which 80 kilometers were on highway

Sub 505 (Easy) | Distance and Speed Problems

Sub 505 (Easy) | Distance and Speed Problems hide tags

SergejK

18 Oct 2024, 08:38

12

4

4,266

21 Jul 2026, 03:02

ER

Given that x is a positive integer, what is the greatest common diviso

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

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

Bunuel

07 Jul 2015, 02:28

61

11

9,604

by: GulfTube

21 Jul 2026, 02:53

ER

What is the value of x in the list {36, 47, 51, 65, x}?

605-655 (Medium) | Statistics and Sets Problems

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

Bunuel

20 Jun 2023, 06:00

8

4

2,073

21 Jul 2026, 00:51

ER

Is 1 + x + x^2 + x^3 + x^4 + x^5 < 1/(1 - x) ? (1) x > 0 (2) x < 1

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

Bunuel

04 May 2021, 05:59

21

6

5,757

by: Stormik1

20 Jul 2026, 22:53

ER

Cars Y and Z travel side-by-side at the same rate of speed along paral

655-705 (Hard) | Distance and Speed Problems

655-705 (Hard) | Distance and Speed Problems hide tags

Bunuel

06 Mar 2023, 00:15

138

14

19,222

20 Jul 2026, 22:04

A store purchased coats from a manufacturer at $40 each and then sold

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

guddo

24 Jan 2024, 02:41

28

4

7,164

20 Jul 2026, 20:00

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

153

17

16,367

by: sidvinod69

20 Jul 2026, 09:00

ER

Both a and b are positive; what is the value of a? (1) 150

705-805 (Hard) | Percent and Interest Problems

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

mrinal2100

16 Oct 2010, 13:31

21

13

8,843

20 Jul 2026, 08:44

ER -1

When a player in a certain game tossed a coin a number of

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Walkabout

14 Dec 2012, 08:28

35

5

17,710

by: KirbyR

20 Jul 2026, 06:15

John is trying to get from point A to point C, which is 20 miles away

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

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

Bunuel

09 Aug 2026, 09:36

14

9

4,903

19 Jul 2026, 11:40

A two digit number is randomly selected and multiplied by itself x

605-655 (Medium) | Multiples and Factors, Probability

605-655 (Medium) | Multiples and Factors, Probability hide tags

benejo

06 Apr 2018, 02:49

31

5

5,763

19 Jul 2026, 09:48

ER

p and q are integers. If p is divisible by 10^q and cannot

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

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

banksy

29 Oct 2013, 06:22

304

15

30,008

19 Jul 2026, 07:56

ER

For a sale, the original retail price of a particular shirt and the

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

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

Bunuel

25 Mar 2015, 04:07

25

11

13,092

19 Jul 2026, 06:14

ER

GMAT Club World Cup 2026 (Day 5): A software company asked a group of

805+ (Hard) | Overlapping Sets, Word Problems

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

1, 2, 3, 4

Bunuel

07 Aug 2026, 10:17

72

76

1,529

by: odionam

19 Jul 2026, 04:43

ER

What percent of the students at Jefferson High School study

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

thinktank

23 Mar 2013, 12:32

24

7

20,047

19 Jul 2026, 04:23

ER

Is z equal to the median of the three positive integers, x, y, and z?

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

1, 2

LM

28 Nov 2017, 01:19

132

20

47,884

19 Jul 2026, 00:25

ER

The average (arithmetic mean) of 3 positive integers, x, y, and z, is

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

Bunuel

23 May 2020, 08:38

2

5

5,156

by: nammolestias

18 Jul 2026, 18:30

ER

If the average (arithmetic mean) of 3 integers x, y, z is 10, what is

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

Bunuel

27 Jun 2023, 08:00

3

1,805

by: nammolestias

18 Jul 2026, 18:19

ER

During a 5 year period, the profits of Company Z changed by what

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

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

stowaway

10 Jan 2021, 23:29

2

4

1,668

18 Jul 2026, 13:01

In the first 2 hours after Meadow's self-service laundry opens, m larg

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

gmatt1476

21 Sep 2019, 15:57

142

9

19,929

18 Jul 2026, 12:23

On account of Diwali, Maha Electronics(ME) is offering a bumper sale o

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

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

EncounterGMAT

24 Sep 2019, 01:12

16

4

2,731

18 Jul 2026, 10:55

ER

In a certain group, the average (arithmetic mean) age of the males is

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

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

Bunuel

25 Jul 2018, 04:15

28

8

12,972

18 Jul 2026, 10:20

ER

12 Days of Christmas GMAT Competition - Day 9: If Mary's balance

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

26 Dec 2024, 09:00

29

15

4,830

by: LibrarianTurtle

18 Jul 2026, 08:43

ER

GMAT Club World Cup 2026 (Day 10): At a school festival, 17 students

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

1, 2, 3, 4

Bunuel

17 Jul 2026, 08:00

60

63

1,195

by: niteshmotwani

18 Jul 2026, 08:01

ER

GMAT Club World Cup 2026 (Day 2): At a community art festival, 54

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

1, 2...6, 7

Bunuel

07 Jul 2026, 08:00

117

132

2,106

by: TheAdmissionHub

18 Jul 2026, 01:19

ER

12 Days of Christmas GMAT Competition - Day 8: The parking fee at

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Bunuel

25 Dec 2024, 09:00

40

13

4,063

18 Jul 2026, 00:58

ER

If the set S consists of five consecutive positive integers, what is..

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

nalinnair

22 May 2016, 23:07

154

14

30,434

17 Jul 2026, 20:25

Jerry took a total of 10 tests, some in June and some in July last

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

Bunuel

04 Nov 2024, 01:45

4

2

1,456

by: ankushsambare

17 Jul 2026, 16:44

Is the sum of the 12th and 13th terms in a sequence of integers odd?

505-555 (Easy) | Sequences

505-555 (Easy) | Sequences hide tags

GMATUser1928843

26 Jun 2022, 13:44

1

2

1,868

17 Jul 2026, 16:39

ER

John and Mary own shares of stock in a certain company. Does

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

wshaffer

25 Dec 2006, 06:40

76

10

28,264

17 Jul 2026, 01:08

A clothing store sold a certain brand of shirts for X dollars each las

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

gmathero911

13 Apr 2024, 17:33

41

5

12,027

16 Jul 2026, 22:35

ER

In a room, there were 10 sibling pairs. A few individuals moved out of

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

Bunuel

11 Nov 2019, 04:51

16

5

5,932

by: MarkGMATMentor

16 Jul 2026, 18:54

ER

In sequence of 9 distinct numbers {a1, a2, a3, ..., a9}, nth term is g

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

Bunuel

27 May 2022, 03:32

17

4

3,590

16 Jul 2026, 12:21

ER

All attendees at a university gathering are faculty or alumni of the u

605-655 (Medium) | Overlapping Sets

605-655 (Medium) | Overlapping Sets hide tags

Bunuel

17 Jul 2026, 22:27

25

6

6,136

16 Jul 2026, 12:21

ER

How many members of a certain legislature voted against the measure to

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

03 Aug 2018, 00:00

169

14

46,125

by: Usernamevisible

16 Jul 2026, 10:41

Bob's internet provider UzMobile offers unlimited data traffic which

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

07 Sep 2025, 22:00

9

8

1,165

by: devikat

16 Jul 2026, 07:24

Rishi spends $1054.69 on rent each month and receives a set monthly in

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

07 Apr 2020, 02:46

10

4

3,492

16 Jul 2026, 02:09

ER

GMAT Club World Cup 2026 (Day 7): A weekend training program had 75

805+ (Hard) | Fractions and Ratios +2 tags

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

1, 2, 3, 4

Bunuel

14 Jul 2026, 08:00

48

69

1,178

by: sunshineeee

15 Jul 2026, 08:07

ER

Yesterday it rained in Baronia. Did it rain in Dukia?

655-705 (Hard) | Non-Math Related

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

Bunuel

27 Aug 2026, 08:31

85

10

18,376

14 Jul 2026, 11:38

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

77

7

8,299

14 Jul 2026, 11:02

ER

Each of the 45 books on a shelf is written either in English or in Spa

605-655 (Medium) | Overlapping Sets, Probability

605-655 (Medium) | Overlapping Sets, Probability hide tags

AJ1012

23 Dec 2015, 14:16

426

16

56,534

14 Jul 2026, 10:58

ER

A shoe store purchased 50 pairs of running shoes and sold some of them

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

guddo

28 Jan 2024, 07:37

46

5

15,165

by: Usernamevisible

14 Jul 2026, 01:57

Last year company A's revenue from the product was how many dollars

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

eggybezos

09 Mar 2024, 13:06

50

12

11,482

by: Usernamevisible

14 Jul 2026, 01:50

-1

A sequence L is given as l1, l2, l3, , ln, where n is the total

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

ktzsikka

24 Dec 2021, 10:44

30

3

6,797

13 Jul 2026, 23:09

ER

A number of oranges are to be distributed evenly among a

705-805 (Hard) | Multiples and Factors, Word Problems

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

jananijayakumar

28 Aug 2010, 10:05

101

11

29,705

13 Jul 2026, 15:51

ER

What is the probability of landing on tails at least once in

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

guddo

14 Aug 2024, 03:56

31

15

6,694

13 Jul 2026, 11:32

ER

Jan and 5 of his friends sold candy bars to raise money for their scho

655-705 (Hard) | Statistics and Sets Problems

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

saxenarahul021

05 Apr 2019, 00:38

286

13

36,028

13 Jul 2026, 09:10

Car rental agency A charges a cents for the first mile of ride

805+ (Hard) | Arithmetic +3 tags

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

PKN

11 Aug 2018, 05:00

29

5

5,295

13 Jul 2026, 08:56

Should a holistic approach be used to measure academic success?

Sub 505 (Easy) | Non-Math Related

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

guddo

14 Aug 2024, 07:08

5

3

3,713