Data Sufficiency (DS)

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,697

by: bb

29 Aug 2025, 13:27

ER

If a pencil is selected at random from a desk drawer, what

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

sunita123

14 Jul 2014, 14:23

26

11

11,713

13 Apr 2026, 11:32

ER

What is the mean (average) of the numbers in the series if each number

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

Bunuel

12 Jul 2019, 01:30

6

5

2,420

by: nbharti

13 Apr 2026, 11:27

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

67

10

11,929

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

316

13 Apr 2026, 02:30

ER

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

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

05 Apr 2026, 19:00

3

2

318

13 Apr 2026, 01:15

ER

Is the standard deviation of p, q, and r equal to the standard deviati

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

gmatophobia

07 May 2023, 15:40

3

2

1,715

12 Apr 2026, 11:14

ER

While on a straight road, Car X and Car Y are traveling at

555-605 (Medium) | Distance and Speed Problems

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

1, 2

vix

07 Dec 2012, 10:38

240

22

51,671

12 Apr 2026, 07:52

ER

If a child is randomly selected from Columbus elementary sch

605-655 (Medium) | Probability

605-655 (Medium) | Probability hide tags

LinaNY

12 Oct 2013, 12:30

38

9

12,447

12 Apr 2026, 04:30

ER

A team is composed of exactly 4 executives and 3 associates. How many

655-705 (Hard) | Combinations

655-705 (Hard) | Combinations hide tags

Bunuel

04 Apr 2025, 00:30

10

3

1,413

11 Apr 2026, 23:13

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

45

8

21,843

11 Apr 2026, 09:38

ER

The average of a certain set of numbers is 20 and its

805+ (Hard) | Statistics and Sets Problems

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

earnit

09 Apr 2018, 04:39

44

8

10,443

11 Apr 2026, 04:58

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

28

4

19,886

11 Apr 2026, 03:15

Andrew and Clair each purchased a book, and the list prices of their

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

guddo

24 Jan 2024, 03:59

9

2

3,911

11 Apr 2026, 03:01

ER

Of the students who eat in a certain cafeteria, each student either

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

1, 2

dimitri92

04 Jun 2010, 00:29

633

26

128,051

by: AnkitNandwani1

11 Apr 2026, 01:57

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

119

15

27,779

by: Harsh_

11 Apr 2026, 01:33

ER

K is a set of integers such that if the integer r is in K,

505-555 (Easy) | Statistics and Sets Problems

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

dkverma

04 Aug 2012, 03:39

94

19

29,804

10 Apr 2026, 22:53

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

174

17

15,611

10 Apr 2026, 11:12

ER

4 numbers: w, 8, y, and z are in arithmetic progression, where w < 8 <

805+ (Hard) | Sequences

805+ (Hard) | Sequences hide tags

Snehaaaaa

30 Mar 2022, 05:54

6

2

1,550

10 Apr 2026, 10:10

ER -1

The rate at which a certain investment appreciates is R.

705-805 (Hard) | Percent and Interest Problems

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

ExpertsGlobal5

19 Feb 2026, 20:00

9

5

751

by: ShivenDhir1

09 Apr 2026, 19:19

ER

If x, y, and z are numbers, is z = 18 ?

Sub 505 (Easy) | Statistics and Sets Problems

Sub 505 (Easy) | Statistics and Sets Problems hide tags

Bunuel

04 Feb 2014, 01:52

18

6

14,358

09 Apr 2026, 13:05

ER

What is the length of Train A if it crosses Bridge X in 30 seconds

805+ (Hard) | Distance and Speed Problems

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

1, 2

guddo

30 May 2024, 10:59

130

27

13,073

09 Apr 2026, 11:30

ER

In a group, everybody speaks English or French. What percentage of

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

ExpertsGlobal5

30 Dec 2025, 22:00

10

5

708

by: Advait01

09 Apr 2026, 10:45

ER -1

A certain list consists of 400 different numbers. Is the average......

505-555 (Easy) | Statistics and Sets Problems

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

nalinnair

22 May 2016, 23:36

176

13

29,112

09 Apr 2026, 10:41

ER

A museum received 7 storage crates for an upcoming exhibit including

805+ (Hard) | Statistics and Sets Problems

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

Bunuel

02 Apr 2026, 19:00

7

3

387

09 Apr 2026, 02:30

ER

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

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

02 Apr 2026, 19:00

5

3

402

09 Apr 2026, 01:45

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

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

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

gmatmathguy123

26 May 2014, 02:11

33

8

14,886

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

224

16

48,861

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

712

08 Apr 2026, 21:43

ER

If @ denotes one of two arithmetic operations, addition or multiplicat

705-805 (Hard) | Functions and Custom Characters

705-805 (Hard) | Functions and Custom Characters hide tags

GMATBusters

18 Nov 2020, 11:13

6

3

2,038

08 Apr 2026, 10:42

ER

A rental car agency purchases fleet vehicles in two sizes: a

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Yalephd

02 Dec 2010, 14:14

148

13

27,082

08 Apr 2026, 10:34

ER

What was the total amount John earned on his two investments?

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

Bunuel

10 Oct 2019, 21:40

2

3

2,468

08 Apr 2026, 10:03

ER

GMAT Club Olympics 2025 (Day 7): Jacob, Yuki, and Stephen each took

655-705 (Hard) | Statistics and Sets Problems

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

1, 2, 3, 4, 5

Bunuel

08 Jul 2025, 08:00

82

91

3,249

08 Apr 2026, 09:50

ER

A savings account earned 1% interest compounded each month, credited o

705-805 (Hard) | Percent and Interest Problems

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

Bunuel

26 Jan 2016, 08:17

15

7

4,665

08 Apr 2026, 08:11

ER

The figure above represents the floor plan of an art gallery that has

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

19 Sep 2022, 08:36

138

13

25,839

by: Adit_

08 Apr 2026, 05:17

ER

In 2003 Acme Computer priced its computers five times higher than its

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

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

Bunuel

26 Aug 2020, 23:37

52

11

16,302

by: Omnoui

08 Apr 2026, 04:57

ER

If a certain animated cartoon consists of a total of 17,280 frames on

Sub 505 (Easy) | Distance and Speed Problems

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

Walkabout

13 Dec 2012, 05:41

69

10

28,241

08 Apr 2026, 03:43

ER

Joe took 20 equally weighted quizzes for his biology class and receive

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

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

Bunuel

02 Dec 2019, 01:24

16

4

2,731

by: KarishmaB

07 Apr 2026, 22:03

ER

P, Q, R, S, T are five distinct positive multiples of 10 suc

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

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

amanvermagmat

15 May 2018, 23:06

27

6

4,663

by: KarishmaB

07 Apr 2026, 21:49

ER

Professional tasters rate the sweetness of a food or beverage

805+ (Hard) | Mixture Problems

805+ (Hard) | Mixture Problems hide tags

gsnunes

23 Nov 2025, 10:49

37

16

3,905

by: Puranjaysapra

07 Apr 2026, 21:48

ER

If the average (arithmetic mean) of a, b and c is m, is their standard

555-605 (Medium) | Statistics and Sets Problems

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

MathRevolution

08 Aug 2018, 02:10

16

8

6,597

07 Apr 2026, 17:49

ER

If the average (arithmetic mean) of a, b, c, and d is m, is their stan

655-705 (Hard) | Statistics and Sets Problems

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

MathRevolution

01 Jan 2018, 02:20

21

3

3,413

07 Apr 2026, 17:41

ER

A manufacturer produces items at a fixed monthly cost of $2000 plus a

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

03 Jun 2020, 04:31

8

5

2,793

07 Apr 2026, 13:05

ER

In the two-digit integers 3[m]\Box[/m] and 2[m]\bigtriangleup[/m],The

655-705 (Hard) | Arithmetic +2 tags

655-705 (Hard) | Arithmetic, Functions and Custom Characters, Number Properties hide tags

1, 2

AbdurRakib

22 Jun 2017, 14:44

623

22

57,132

07 Apr 2026, 12:44

ER

The monthly performance bonus of a salesman depends on the number of u

605-655 (Medium) | Algebra, Word Problems

605-655 (Medium) | Algebra, Word Problems hide tags

niteshwaghray

23 May 2017, 01:01

5

2

3,114

07 Apr 2026, 12:01

ER

Set T is an infinite sequence of positive integers. A

655-705 (Hard) | Statistics and Sets Problems

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

stardustsparklin

07 Jan 2005, 16:41

20

14

9,401

by: Advait01

07 Apr 2026, 10:22

ER

For any integers x and y, min(x,y) and max(x,y) denote the minimum and

655-705 (Hard) | Functions and Custom Characters, Min-Max Problems

655-705 (Hard) | Functions and Custom Characters, Min-Max Problems hide tags

jfdelgado

21 May 2018, 09:31

37

6

6,021

07 Apr 2026, 07:53

ER

Eco Wildlife Preserve contains 5x zebras and 2x lions

605-655 (Medium) | Fractions and Ratios, Word Problems

605-655 (Medium) | Fractions and Ratios, Word Problems hide tags

jlgdr

20 Sep 2013, 15:55

42

12

10,614

07 Apr 2026, 04:00

ER

At a certain bakery, each roll costs r cents and each doughnut costs

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

1, 2

joemama142000

18 Dec 2005, 18:08

86

21

21,523

07 Apr 2026, 03:06

ER

Exactly 3 deposits have been made in a savings account and the amounts

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

gmatt1476

21 Sep 2019, 19:33

49

7

12,909

07 Apr 2026, 02:51

In a certain sport, teams receive 3 points for each win, 1 p

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

kingflo

20 Jul 2013, 12:56

160

18

61,165