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

488,049

by: bb

29 Aug 2025, 13:27

ER

Mona has $2.05 in quarters and dimes. How many quarters does she have?

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

17 Oct 2020, 11:59

1

3

3,217

19 Oct 2020, 02:33

ER

A saltwater solution completely fills a glass cylinder. If the solutio

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Yash12345

05 Sep 2015, 12:47

16

7

8,022

18 Oct 2020, 22:39

ER

If integer x ≥ 1, is x an even number? (1) x^3 - x^2 - x is an even

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

17 Oct 2020, 13:52

2

1,449

18 Oct 2020, 06:45

ER

Distribution D consists of five different numbers. What is the standar

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

17 Oct 2020, 13:46

3

1,225

18 Oct 2020, 02:58

ER

What is the numerical ratio P:Q:R ?

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

17 Oct 2020, 13:03

2

1,432

by: sumisachan

17 Oct 2020, 23:13

ER

How long would it take 5 typists to type thirty pages if all 5 typists

Sub 505 (Easy) | Work and Rate Problems

Sub 505 (Easy) | Work and Rate Problems hide tags

Bunuel

17 Oct 2020, 12:49

2

2,059

by: sumisachan

17 Oct 2020, 23:10

ER

In the figure above, is l1 parallel to l2? (1) x + 90 = 280 - y (2) w

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

17 Oct 2020, 13:36

1

1,495

by: CrackverbalGMAT

17 Oct 2020, 21:25

ER

Four people plan to rent a summer cottage, apportioning the rent equal

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

17 Oct 2020, 12:02

1

811

by: IanStewart

17 Oct 2020, 14:30

ER

How long does it take Sam to eat an entire large pizza? (1) Thomas can

505-555 (Easy) | Work and Rate Problems

505-555 (Easy) | Work and Rate Problems hide tags

Bunuel

17 Oct 2020, 12:10

2

1,097

by: Archit3110

17 Oct 2020, 12:20

ER

If y = (5-x)^1/2 where x and y are integers, what is the

655-705 (Hard) | Remainders, Roots

655-705 (Hard) | Remainders, Roots hide tags

MacFauz

20 Jul 2014, 09:49

20

5

6,345

16 Oct 2020, 11:31

ER

If s, p, t are there such that s < p < t, is the average (arithmetic

505-555 (Easy) | Statistics and Sets Problems

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

siddharthkapoor

15 Oct 2020, 05:25

1

2

1,338

by: mukherjeeabhish

16 Oct 2020, 02:23

ER

What percentage of Apple’s sales in 2019 were computer sales?

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

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

GMATBusters

15 Oct 2020, 22:00

2

1,449

by: VoltAmpere

15 Oct 2020, 22:44

ER

Is X an even integer ?

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AnisMURR

12 Oct 2020, 10:58

4

5

1,206

by: VoltAmpere

15 Oct 2020, 17:49

ER

A science lab is conducting an experiment monitoring the appearance of

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

Bunuel

31 Mar 2017, 04:00

24

3

3,006

14 Oct 2020, 12:35

ER

What is the diameter of the wheel above?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

31 Jan 2016, 08:20

6

3

2,462

by: kajaldaryani46

14 Oct 2020, 11:19

ER

Cyclist A leaves point X at 12 noon and travels at constant velocity

555-605 (Medium) | Distance and Speed Problems

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

Bunuel

15 Oct 2019, 23:32

3

4

2,202

by: Basshead

14 Oct 2020, 08:37

ER

If a and b are integers, is ab > 0? (1) b = a (2) a > 2

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

btrg

16 Apr 2019, 09:10

2

4

1,984

by: chetan2u

14 Oct 2020, 05:46

ER

Train T leaves town A for town B and travels at a constant rate of spe

505-555 (Easy) | Distance and Speed Problems

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

Bunuel

17 Oct 2017, 08:14

14

3

5,769

by: Basshead

13 Oct 2020, 16:20

ER

x, y, and z are consecutive integers, and x < y < z. What is the avera

Sub 505 (Easy) | Number Properties, Statistics and Sets Problems

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

joyseychow

27 Jul 2015, 14:54

13

14

21,601

by: Angievirvi

10 Oct 2020, 11:50

[x] is the greatest integer less than or equal to x, eg, [1.5]=1. [m]=

505-555 (Easy) | Functions and Custom Characters

505-555 (Easy) | Functions and Custom Characters hide tags

siddharthkapoor

09 Oct 2020, 23:20

1

1,437

by: QuantMadeEasy

10 Oct 2020, 00:38

ER

What is the area of the triangle PQR w

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

GMATBusters

08 Oct 2020, 04:53

2

1,520

09 Oct 2020, 11:04

x is the sum of three consecutive multiples of 999. Is x eve

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Gumowl

09 Oct 2020, 00:44

1

3

1,006

by: XyLan

09 Oct 2020, 03:22

There is a cistern with a capacity C. how many pipes

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tanu11

08 Oct 2020, 03:53

3

2

1,011

by: Target4bschool

09 Oct 2020, 02:31

ER

If x ≠ 0, what is x ? (1) x(x^5)^2/x^4 = 128 (2) x(x^2)^5/x^3 = 256

555-605 (Medium) | Algebra, Exponents

555-605 (Medium) | Algebra, Exponents hide tags

Bunuel

12 Jul 2019, 02:07

7

4

1,969

08 Oct 2020, 11:28

ER

If △ represents either ordinary division or ordinary multiplication

Sub 505 (Easy) | Arithmetic, Functions and Custom Characters

Sub 505 (Easy) | Arithmetic, Functions and Custom Characters hide tags

Bunuel

08 Oct 2020, 00:15

9

4

3,518

08 Oct 2020, 05:41

ER

Let u, v, and w denote the lengths of three separate line segments. In

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Bunuel

08 Oct 2020, 00:15

16

4

2,083

by: IanStewart

08 Oct 2020, 05:24

ER

How much in royalties does a script writer get for a movie project

Sub 505 (Easy) | Arithmetic, Fractions and Ratios

Sub 505 (Easy) | Arithmetic, Fractions and Ratios hide tags

Sajjad1994

04 Oct 2020, 01:04

2

3,304

by: IanStewart

07 Oct 2020, 10:38

ER

If M < N, is M^2-MN < 0?

805+ (Hard) | Algebra, Inequalities

805+ (Hard) | Algebra, Inequalities hide tags

GMATBeast

24 Dec 2013, 23:11

17

16

5,509

06 Oct 2020, 23:27

ER

Is x > y ? (1) x + y > 0 (2) x^2 - y^2 > 0

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

jrawls

05 Nov 2020, 06:34

10

7

4,372

06 Oct 2020, 20:27

ER

x is a positive integer such as 0<x<22. Is x a perfect squar

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

SaidNassar1991

05 Oct 2020, 13:41

6

5

1,631

06 Oct 2020, 17:02

ER

Is uv > 0? (1) u^2v^3 < 0 (2) uv^2 < 0

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

05 Oct 2020, 02:45

2

4

2,956

06 Oct 2020, 11:06

ER

If a > 0 and b > 0, is a/b > b/a ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

21 Aug 2016, 04:13

12

8

12,266

by: ScottTargetTestPrep

06 Oct 2020, 03:47

ER

What is the value of ab + bc ? (1) b = 5 (2) a + c = 8

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

06 Dec 2015, 12:06

2

9

6,033

05 Oct 2020, 10:50

ER

How many seconds long is time period U if U can be no longer than a da

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

05 Oct 2020, 02:15

2

1,225

by: ah1028

05 Oct 2020, 08:06

ER

How many prime numbers are there strictly greater than 5 and less than

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

05 Oct 2020, 02:30

1

942

05 Oct 2020, 05:10

ER

What is the area of triangle ABC? (1) AB = 15 (2) The ratio of the le

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

05 Oct 2020, 03:45

1

1,172

05 Oct 2020, 04:26

ER

What is the value of u? (1) 7/u - 4 = 10 (2) 32/16 = 1/u

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

05 Oct 2020, 04:15

2

1

1,083

05 Oct 2020, 04:19

ER

If x ≠ y, is y - x > 1/(x-y)?

605-655 (Medium) | Algebra, Inequalities

605-655 (Medium) | Algebra, Inequalities hide tags

CAMANISHPARMAR

15 Jun 2019, 07:12

5

3,338

04 Oct 2020, 23:38

ER

Is u > v? (1) 0 < u < 5/6 (2) 2/3 < v < 1

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

02 Oct 2020, 01:30

1

2

1,475

04 Oct 2020, 13:53

ER

What is the charge per hour of the 1st year associate at a law firm?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

02 Oct 2020, 01:30

1

2

984

04 Oct 2020, 13:51

ER

Because of economies of scale, the cost of production of the second ga

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

02 Oct 2020, 00:00

2

1,073

04 Oct 2020, 13:47

ER

If n and r are positive integers and r is the remainder when 27 is div

655-705 (Hard) | Remainders

655-705 (Hard) | Remainders hide tags

Bunuel

03 Oct 2020, 13:24

2

5

2,066

04 Oct 2020, 12:34

ER

A veterinarian calculates the median weight of ten dogs. Later, she ad

805+ (Hard) | Multiples and Factors

805+ (Hard) | Multiples and Factors hide tags

Bunuel

16 Dec 2019, 01:32

16

4

2,886

by: SHoylandBPrep

04 Oct 2020, 08:49

ER

A circle with center (1, 0) and radius 2 lies in the coordinate plane

805+ (Hard) | Coordinate Plane

805+ (Hard) | Coordinate Plane hide tags

Bunuel

17 Sep 2018, 22:19

16

4

2,676

04 Oct 2020, 05:48

ER

If the ratio of job applicants with a doctorate degree to job applican

555-605 (Medium) | Fractions and Ratios

555-605 (Medium) | Fractions and Ratios hide tags

Bunuel

02 Oct 2020, 00:00

1

1,139

by: stne

04 Oct 2020, 04:44

ER

A direct flight from Lima to Cuzco was diverted to Arequipa due to une

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

02 Oct 2020, 00:00

1

1,552

by: stne

04 Oct 2020, 04:13

ER

How many books does Ricardo have? (1) If Ricardo had 15 fewer books,

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

03 Oct 2018, 02:55

3

4,828

by: Hovkial

04 Oct 2020, 00:49

ER

The total weight of all residents of Ranchville

555-605 (Medium) | Statistics and Sets Problems

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

gmatgambler

14 Jan 2014, 06:24

4

2

2,375

03 Oct 2020, 23:56

ER

How many of the girls in a group of 200 children have an average score

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

Bunuel

23 Jun 2016, 02:07

1

5

3,317

03 Oct 2020, 22:21

ER

In the diagram above, rectangle ABCD is intersected by line WZ at poin

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

06 Jun 2017, 10:10

13

8

4,057