GMAT Club Forum

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Complete 1000 GMAT Data Sufficiency Series (DS-1000 Series) Questions

Bunuel

25 Oct 2022, 08:11

58

7

25,321

by: unicornilove

22 May 2024, 11:49

ER

100 Hardest and easiest questions for DS as of May 2024

Bunuel

21 Aug 2015, 03:42

779

19

163,120

by: bumpbot

28 Nov 2023, 14:32

ER

DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,424

0

449,709

by: bb

07 Mar 2012, 08:58

ER

How many marbles are in bowl S? (1) If 1/4 of the marbles were remove

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

25 Mar 2024, 01:30

7

1

582

by: Nidzo

25 Mar 2024, 07:26

ER

The running times of students in a 100-meter race are represented by 6

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

03 Jan 2024, 02:30

1

583

by: Maheshkv

03 Jan 2024, 09:46

ER

Mr. Smith purchases books from the bargain bin. He buys only books

705-805 Level | Word Problems

705-805 Level | Word Problems hide tags

Bunuel

15 Nov 2023, 02:30

2

1

583

by: zhanbo

15 Nov 2023, 04:48

ER

If x and y are integers greater than 1 and x > y, what are the values

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

25 May 2023, 03:30

1

583

by: Keshav1404

25 May 2023, 23:23

ER

Is 90x > x55? (1) The value of x is closer to 55 than to 90.

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

10 Feb 2023, 02:30

2

1

583

by: $!vakumar.m

10 Feb 2023, 04:29

ER

Is |x| = y + 1? (1) y + x = -1 (2) x < 0

655-705 Level | Absolute Values

655-705 Level | Absolute Values hide tags

Bunuel

16 Sep 2023, 05:45

1

584

by: chetan2u

16 Sep 2023, 07:41

ER

Is x + y > 0 ? (1) xy > 0 (2) x^3y^2 > 0

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

25 Jan 2023, 12:15

1

584

by: mysterymanrog

25 Jan 2023, 14:41

ER

Is a + b = 0 ? (1) a/b > 1 (2) ab > 1

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

25 May 2022, 02:00

1

584

by: GMATinsight

25 May 2022, 02:13

ER

If x > y, is x^2 > xy? (1) x > 0 (2) y > 0

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

Bunuel

07 Oct 2023, 08:15

1

2

585

by: gmatophobia

07 Oct 2023, 10:05

ER

Consider a ten-digit integer A,BC6,7DE,000. Is the integer divisible

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

16 Aug 2023, 01:30

1

585

by: AryaSwagat

16 Aug 2023, 03:27

ER

What is the median of m, n and 5?

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

23 Jun 2023, 04:00

1

585

by: ehc1954

23 Jun 2023, 05:44

ER

How many chocolate bars 2 inches wide and 4 inches long can be packed

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

10 Aug 2022, 08:00

1

585

by: EllaWoodMN

10 Aug 2022, 08:36

ER

In the figure, what is the value of angle x ? (1) AC is a chord. (2)

505-555 Level | Geometry

505-555 Level | Geometry hide tags

Bunuel

09 Jun 2022, 01:30

1

585

by: zhanbo

09 Jun 2022, 02:03

ER

The number of students in section A is 20 and that of section B is 25.

655-705 Level | Word Problems

655-705 Level | Word Problems hide tags

Bunuel

08 Dec 2021, 07:00

1

585

by: JerryAtDreamScore

16 Dec 2021, 12:06

ER

If y is a positive integer is y divisible by 21? (1) y^2 is divisible

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

21 Jun 2023, 01:30

3

2

586

by: 8.toastcrunch

21 Jun 2023, 04:32

ER

There are 30 students in total. How many students are in both dance

655-705 Level | Overlapping Sets

655-705 Level | Overlapping Sets hide tags

Bunuel

18 Jan 2024, 06:45

1

587

by: singh.00

18 Jan 2024, 20:06

ER

Is positive integer n an odd number? (1) n is the sum of 2 prime numb

655-705 Level | Number Properties

655-705 Level | Number Properties hide tags

Bunuel

25 May 2023, 06:30

1

587

by: Nabneet

25 May 2023, 08:41

ER

If w^2x^3y^4z^5 < 0, is xyz > 0 ?

605-655 Level | Exponents, Inequalities

605-655 Level | Exponents, Inequalities hide tags

Bunuel

14 Apr 2023, 07:45

1

587

by: gmatophobia

14 Apr 2023, 10:31

ER

If c - ab is an odd integer, where a, b and c are integers, is a odd?

805+ Level | Number Properties

805+ Level | Number Properties hide tags

Bunuel

04 Jan 2023, 09:15

1

587

by: gmatophobia

04 Jan 2023, 15:16

ER

Each candle in a particular box is either round or square and either

605-655 Level | Word Problems

605-655 Level | Word Problems hide tags

Bunuel

09 May 2024, 01:30

7

4

588

by: Nidzo

09 May 2024, 04:44

x and y are distinct positive integers. What is the positive

605-655 Level | Multiples and Factors

605-655 Level | Multiples and Factors hide tags

ChandlerBong

28 May 2023, 04:27

1

588

by: gmatophobia

28 May 2023, 07:38

ER

Is xy < -x/y (1) xy < 0 (2) y < 0

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

17 Apr 2023, 09:45

2

588

by: Nabneet

17 Apr 2023, 22:54

ER

What is the value of a + b? (1) a and b are the roots of the equa

Poor Quality

Poor Quality hide tags

kawal27

19 Nov 2020, 03:48

1

588

by: IanStewart

19 Nov 2020, 07:18

ER

Is x > 0? (1) x^3 + x^2 + x < 0 (2) x^2 < 1

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

27 Sep 2023, 08:15

3

589

by: LucienH

27 Sep 2023, 14:41

ER

If n is positive integer, is 21 a factor of n ?

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

09 May 2023, 09:30

1

589

by: BrushMyQuant

11 May 2023, 09:57

ER

In the diagram below, AB and CD are parallel to each other. What is

555-605 Level | Geometry

555-605 Level | Geometry hide tags

Bunuel

26 Jun 2022, 08:30

2

1

589

by: MBAHOUSE

26 Jun 2022, 10:38

ER

In each of the years 2005, 2006 and 2007, the profits of company X

555-605 Level | Percent and Interest Problems

555-605 Level | Percent and Interest Problems hide tags

Bunuel

02 Apr 2024, 01:30

3

1

590

by: Nidzo

02 Apr 2024, 06:17

ER

Is wp + st > 0? (1) ws + pt > 0 (2) wt + ps > 0

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

Bunuel

17 Nov 2023, 07:05

4

1

590

by: umangshah

10 Dec 2023, 03:05

ER

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

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

Bunuel

23 Nov 2022, 09:00

1

2

590

by: gmatophobia

23 Nov 2022, 11:51

ER

Is x > y ? (1) x^2 > y^2 (2) xy < 0

555-605 Level | Inequalities

555-605 Level | Inequalities hide tags

Bunuel

13 Apr 2022, 05:00

1

590

by: siglon

13 Apr 2022, 09:53

ER

For positive integers a and b, if a^b = c, what is the value of a?

555-605 Level | Exponents

555-605 Level | Exponents hide tags

Bunuel

12 Nov 2023, 09:57

1

591

by: VivekPrateek

12 Nov 2023, 10:08

ER

If a, b, c are integers, is a + b + c an odd number?

605-655 Level | Number Properties

605-655 Level | Number Properties hide tags

Bunuel

29 Jan 2024, 02:30

3

1

592

by: crimson_king

29 Jan 2024, 08:52

ER

What is the value of the integer k? (1) k + 2 > 0 (2) k^3 < 0

505-555 Level | Inequalities

505-555 Level | Inequalities hide tags

Bunuel

09 Oct 2023, 08:15

1

592

by: BrushMyQuant

10 Oct 2023, 07:40

ER

If x + 2y 0, is x/(x + 2y) < 1? (1) 10|x| = |y| (2) x > 0

655-705 Level | Inequalities

655-705 Level | Inequalities hide tags

Bunuel

26 Sep 2023, 08:15

3

2

592

by: chetan2u

27 Sep 2023, 01:10

ER

If a and b are positive integers, is a*b even? (1) a + b = 7 (2) b is

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

17 Aug 2023, 01:30

1

592

by: AryaSwagat

20 Aug 2023, 22:26

ER

If x^2 + bx + 16 = 0, where x is a variable and b is a constant, what

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

18 Nov 2022, 02:30

2

1

592

by: Rabab36

20 Nov 2022, 02:00

ER

David has 3 credit cards: a Passport card, an EverywhereCard and an

555-605 Level | Word Problems

555-605 Level | Word Problems hide tags

Bunuel

29 Feb 2024, 02:30

1

593

by: Shubhradeep

29 Feb 2024, 06:04

ER

If x > y, is |x| > |y|? (1) x > 0 (2) y > 0

555-605 Level | Absolute Values, Inequalities

555-605 Level | Absolute Values, Inequalities hide tags

Bunuel

01 Sep 2023, 05:00

1

2

593

by: chetan2u

01 Sep 2023, 05:39

ER

What fraction of the students at John Bob Memorial High School are

555-605 Level | Overlapping Sets

555-605 Level | Overlapping Sets hide tags

Bunuel

29 Aug 2023, 01:30

1

593

by: nivivacious

29 Aug 2023, 07:37

ER

If n is positive integer, is 35 a factor of n?

555-605 Level | Multiples and Factors

555-605 Level | Multiples and Factors hide tags

Bunuel

10 May 2023, 09:30

1

593

by: gmatophobia

10 May 2023, 12:34

ER

If x > y > 0, is y < 2?

605-655 Level | Inequalities

605-655 Level | Inequalities hide tags

Bunuel

09 Sep 2023, 08:00

2

1

594

by: gmatophobia

09 Sep 2023, 15:08

ER

If m and n are integers, is m-n an even number?

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

06 Jun 2023, 06:15

2

594

by: Praditha

06 Jun 2023, 07:19

ER

m and n are both positive. Pump A pumps n liters of water per minute

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

24 Jan 2023, 02:30

1

594

by: Maria240895chile

26 Jan 2023, 13:31

ER

a b = (1) a + 3a is 4 less than b + 3b. (2) a + 3b is two times more

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

30 Jun 2022, 19:15

2

594

by: ThatDudeKnows

30 Jun 2022, 21:13

ER

A worker is hired for 7 days. Each day, he is paid 11 dollars more

805+ Level | Word Problems

805+ Level | Word Problems hide tags

Bunuel

06 May 2024, 01:30

3

2

595

by: Nidzo

06 May 2024, 08:43

ER

How many integers in a set of 5 consecutive positive integers are

555-605 Level | Statistics and Sets Problems

555-605 Level | Statistics and Sets Problems hide tags

Bunuel

11 Nov 2023, 03:06

1

2

595

by: Bunuel

19 Nov 2023, 08:00

ER

What is the value of x + y ? (1) x + y is between 50 and 60 (2) x and

555-605 Level | Number Properties

555-605 Level | Number Properties hide tags

Bunuel

27 Mar 2023, 08:30

1

596

by: bv8562

27 Mar 2023, 09:08

ER

In triangle WXZ below, what is the length of side WX ?

655-705 Level | Geometry

655-705 Level | Geometry hide tags

Bunuel

18 Jun 2022, 03:30

1

596

by: Aks111

18 Jun 2022, 04:03

ER

A and B got a salary increment of 8%.

605-655 Level | Word Problems

605-655 Level | Word Problems hide tags

Kaushik786

08 Mar 2021, 05:33

1

596

by: BrushMyQuant

08 Mar 2021, 10:11

ER

What is the value of x^4 y^4 ? (1) x^2 y^2 = 32 (2) x y = 4

655-705 Level | Algebra

655-705 Level | Algebra hide tags

Bunuel

27 Dec 2023, 02:30

3

2

597

by: Aryaa03

28 Dec 2023, 04:31

Data Sufficiency (DS)