GMAT Club Forum

ER

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

Bunuel

25 Oct 2022, 08:11

127

11

56,884

by: Bunuel

12 May 2025, 05:54

ER

100 Hardest and easiest questions for DS as of June 2025

1, 2

Bunuel

21 Aug 2015, 03:42

827

23

178,381

by: Bunuel

02 Sep 2024, 23:51

ER

DS Question Directory by Topic and Difficulty

bb

07 Mar 2012, 08:58

1,483

0

472,007

by: bb

07 Mar 2012, 08:58

ER

A bookstore that sells used books sells each of its paperbac

505-555 Level | Algebra, Word Problems

505-555 Level | Algebra, Word Problems hide tags

Bunuel

23 Feb 2014, 07:48

61

9

34,526

by: DanTheGMATMan

18 Apr 2024, 14:01

ER

A craftsperson made 126 ornaments and put them all into boxes.

555-605 Level | Algebra, Word Problems

555-605 Level | Algebra, Word Problems hide tags

dcummins

26 Nov 2018, 02:28

59

7

11,348

by: kelly_jacques

08 Jul 2023, 08:39

ER

A number is to be written in each of the small squares in the figure

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

23 May 2020, 08:36

15

8

6,973

by: bumpbot

26 Dec 2022, 04:44

ER

A recent lunch meeting at a certain club was attended by members and

Sub 505 Level | Algebra, Word Problems

Sub 505 Level | Algebra, Word Problems hide tags

gmat1393

06 Oct 2018, 03:47

7

3

8,177

by: bumpbot

02 Feb 2023, 05:18

A shirt and a pair of gloves cost a total of $41.70. How much does the

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

gmatzpractice

14 Jun 2018, 10:00

1

2

6,667

by: bumpbot

30 Jun 2024, 00:06

ER

Does 2m - 3n = 0 (1) m ≠ 0 (2) 6m = 9n

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Damouse

08 Nov 2011, 01:46

8

5

17,201

by: bumpbot

23 Nov 2023, 02:55

ER

Does x + c = y + c ? (1) x = y (2) x = c

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

racingip

23 Mar 2017, 12:12

23

6

8,877

by: bumpbot

20 Jan 2024, 18:43

ER

Does x + y = 5 ? (1) 4x + y = 17 (2) x + 4y = 8

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

gmatJP

15 Jun 2010, 01:13

63

13

30,229

by: bumpbot

21 May 2025, 22:07

ER

Does xy = 0 ? (1) x = y (2) 2x = 0

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Bunuel

23 May 2020, 04:17

1

2

3,064

by: v12345

22 Jul 2020, 09:19

ER

Does xy = 1? (1) x > y (2) x = 1/y

Sub 505 Level | Algebra, Inequalities

Sub 505 Level | Algebra, Inequalities hide tags

Bunuel

11 Feb 2020, 02:30

11

6

8,578

by: bumpbot

26 Feb 2023, 16:25

ER

Does y equal 1 ? (1) x = 2y (2) x = 2

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Bunuel

23 May 2020, 05:49

1

4

2,022

by: bumpbot

10 Dec 2023, 08:11

ER

Each of the numbers w, x, y, and z is equal to either 0 or 1. What is

555-605 Level | Algebra

555-605 Level | Algebra hide tags

Bunuel

21 Oct 2019, 02:44

28

4

10,337

by: bumpbot

02 Mar 2025, 08:50

ER

For real numbers a and b, is it true that a = b?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

yudiwan

25 Jul 2016, 18:25

43

16

19,115

by: rxb266

04 Jul 2023, 02:15

ER

Greta and Randy collected bottles to be recycled. How many bottles did

Sub 505 Level | Algebra, Word Problems

Sub 505 Level | Algebra, Word Problems hide tags

Bunuel

21 Oct 2019, 06:33

2

3,488

by: anshuliitd

21 Oct 2019, 10:51

ER

If |n + 5| = 5, what is the value of n?

505-555 Level | Absolute Values, Algebra

505-555 Level | Absolute Values, Algebra hide tags

anandhimanshu85

14 May 2011, 06:33

60

8

24,721

by: bumpbot

09 Mar 2025, 05:37

ER

If 0 < x < y, what is the value of (x + y)^2/(x- y)^2?

555-605 Level | Algebra, Exponents

555-605 Level | Algebra, Exponents hide tags

Val1986

23 Mar 2013, 21:49

182

8

69,712

by: bumpbot

05 Mar 2025, 14:00

ER

If 2 < x < 4, what is the median of the numbers 0, 5, x, 1,

555-605 Level | Algebra, Statistics and Sets Problems

555-605 Level | Algebra, Statistics and Sets Problems hide tags

1, 2

bgribble

30 Nov 2013, 11:54

165

23

48,468

by: bumpbot

06 Jul 2025, 10:58

ER

If 2x + 3y = 5, what is the value of x ?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

jlgdr

01 Oct 2013, 15:25

5

3

10,375

by: bumpbot

13 Jul 2024, 01:39

ER

If 3x – t = t + 5x, what is the value of x ?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

taniad

02 Oct 2018, 04:23

2

4,246

by: BrentGMATPrepNow

27 Jul 2019, 07:19

ER

If a > 0, b > 0 and c > 0, is a(b - c) = 0?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

tejal777

21 Aug 2009, 19:24

61

13

26,535

by: bumpbot

19 Oct 2024, 09:19

ER

If a and b are integers, what is the value of a^2 + b^2 ?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Bunuel

15 Sep 2020, 05:00

3

1,603

by: Akp880

15 Sep 2020, 06:17

ER

If a certain positive two-digit number has tens' digit w and units' di

605-655 Level | Algebra

605-655 Level | Algebra hide tags

Bunuel

23 May 2020, 08:41

34

5

8,609

by: Bunuel

24 Nov 2024, 14:39

If a rope is cut into three pieces of unequal length, what is the leng

505-555 Level | Algebra, Word Problems

505-555 Level | Algebra, Word Problems hide tags

mciatto

31 Aug 2003, 16:21

38

11

25,758

by: bumpbot

26 Jun 2024, 04:20

ER

If a, b, and c are integers, what is the value of a?

505-555 Level | Algebra

505-555 Level | Algebra hide tags

snowbirdskier

05 Dec 2008, 20:25

173

14

44,376

by: bumpbot

28 Dec 2024, 03:11

ER

If a, b, c, and d denote positive integers in the figure above, what

505-555 Level | Algebra, Arithmetic

505-555 Level | Algebra, Arithmetic hide tags

Bunuel

23 May 2020, 08:22

10

6

6,757

by: bumpbot

28 Aug 2023, 04:47

ER

If a, b, c, d, and e are integers and cde = 0, is d = 0 ? (1) abc = 3

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

12 Jun 2020, 06:40

49

13

22,686

by: bumpbot

27 Sep 2023, 08:03

ER

If b and c are constants for which the quadratic equation x^2+bx+c=0

555-605 Level | Algebra, Roots

555-605 Level | Algebra, Roots hide tags

broilerc

05 May 2016, 08:41

220

12

45,806

by: bumpbot

03 Feb 2025, 05:46

ER

If b is positive, is ab positive?

Sub 505 Level | Algebra, Inequalities

Sub 505 Level | Algebra, Inequalities hide tags

Bunuel

11 Aug 2017, 03:43

6

8

8,204

by: bumpbot

19 Oct 2019, 06:54

ER

If both x and y are nonzero numbers, what is the value of y/x?

505-555 Level | Algebra

505-555 Level | Algebra hide tags

Bunuel

09 Jan 2014, 06:52

62

16

26,114

by: Aakash3697

17 Apr 2021, 12:31

ER

If integers x, y and z are greater than 1 what is the value

655-705 Level | Algebra

655-705 Level | Algebra hide tags

arjtryarjtry

04 Aug 2008, 11:05

227

18

58,770

by: bumpbot

23 Jan 2025, 19:07

ER

If m and n are integers and x>0, what is value of x^m + x^n?

505-555 Level | Algebra, Exponents

505-555 Level | Algebra, Exponents hide tags

newbornmuse

20 Jun 2014, 05:23

48

11

13,847

by: bumpbot

09 Mar 2025, 05:49

ER

If m and n are integers, what is the value of m + n ?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Bunuel

26 Apr 2019, 02:20

45

11

30,456

by: bumpbot

17 Sep 2024, 10:03

ER

If m and n are integers, what is the value of m^4 + n^4? (1) n^3 = 27

Sub 505 Level | Algebra, Exponents

Sub 505 Level | Algebra, Exponents hide tags

AndrewN

26 Jul 2022, 07:08

3

4

1,632

by: ansh00700

12 Jun 2025, 02:16

If m and n are positive integers and mn = k, is m + n = k + 1?

555-605 Level | Algebra, Number Properties

555-605 Level | Algebra, Number Properties hide tags

carbazzy

07 Aug 2019, 15:34

62

8

16,804

by: bumpbot

13 Jan 2024, 20:08

If m and r are positive integers and 3m = r, what is the value of

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

anak93

22 Jul 2019, 09:17

6

3

9,134

by: bumpbot

18 Dec 2023, 17:26

ER

If n is an integer and x^n – x^(-n) = 0, what is the value of x ?

655-705 Level | Algebra, Exponents

655-705 Level | Algebra, Exponents hide tags

DeeptiM

05 Sep 2011, 12:17

99

9

19,775

by: bumpbot

09 Jul 2024, 04:47

ER

If n is an integer between 2 and 100 and if n is also the square of an

605-655 Level | Algebra, Number Properties

605-655 Level | Algebra, Number Properties hide tags

Bunuel

23 Feb 2014, 07:51

148

11

33,598

by: bumpbot

20 Nov 2024, 10:27

ER

If s = (x + y)^2 and t = (x - y)^2, what is the value of 2^s/2^t ?

505-555 Level | Algebra, Exponents

505-555 Level | Algebra, Exponents hide tags

ThomasR22

06 Nov 2018, 13:31

16

3

6,488

by: bumpbot

02 Jul 2024, 03:43

ER

If t and x are integers, what is the value of x?

605-655 Level | Algebra

605-655 Level | Algebra hide tags

surupab

07 Apr 2016, 10:04

302

17

53,587

by: bumpbot

07 Nov 2024, 11:12

ER

555-605 Level | Algebra, Word Problems

555-605 Level | Algebra, Word Problems hide tags

broilerc

06 May 2016, 09:20

131

10

32,848

by: bumpbot

31 May 2024, 09:41

ER

If the sum of the three different numbers is 54, what is the largest

505-555 Level | Algebra

505-555 Level | Algebra hide tags

geometric

15 Jan 2012, 23:50

55

9

31,256

by: bumpbot

24 Apr 2025, 01:04

ER

If u, v, and w are integers, is u > 0 ?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

HarveyKlaus

24 Jul 2016, 09:45

6

5

12,665

by: bumpbot

22 May 2022, 09:54

ER

If v and w are different integers, does v = 0? (1) vw = v^2 (2) w = 2

555-605 Level | Algebra

555-605 Level | Algebra hide tags

zerotoinfinite2006

10 Oct 2010, 09:36

103

18

20,579

by: bumpbot

20 Nov 2024, 10:08

ER

If wx = y, then what is the value of xy?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

jonblazon

31 Dec 2010, 04:51

134

11

34,492

by: bumpbot

14 Oct 2024, 23:04

ER

If x + y ≠ 0. What is the value of (ax + ay)/(x + y)?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

Lolaergasheva

11 Mar 2011, 07:30

11

4

9,021

by: bumpbot

02 Feb 2023, 08:18

ER

If x ≠ 0 and x^2z – 4xy + y = 0, what is the value of z ?

705-805 Level | Algebra

705-805 Level | Algebra hide tags

Bunuel

23 May 2020, 08:28

74

8

10,202

by: bumpbot

22 Jun 2024, 20:39

ER

If x = 1/2, is y equal to 1? (1) y^2(x + 1/2) = 1 (2) y(2x - 1) = 2x

505-555 Level | Algebra

505-555 Level | Algebra hide tags

pradeepss

09 Oct 2013, 20:05

40

6

26,268

by: bumpbot

27 Nov 2024, 01:44

ER

If x = u^2 - v^2, y = 2uv and z = u^2 + v^2, and if x = 11,

805+ Level | Algebra

805+ Level | Algebra hide tags

1, 2

vogelleblanc

27 Nov 2013, 23:26

867

35

128,507

by: bumpbot

01 Dec 2024, 09:29

ER

If x and y are greater than 0, is x = 1 ?

555-605 Level | Algebra

555-605 Level | Algebra hide tags

PhillyBound

13 Aug 2011, 17:09

142

10

42,126

by: bumpbot

10 Mar 2025, 03:59

ER

If x is a negative number, what is the value of x?

Sub 505 Level | Algebra

Sub 505 Level | Algebra hide tags

goodyear2013

29 Mar 2014, 16:05

36

4

24,091

by: bumpbot

18 Dec 2023, 23:29

Data Sufficiency (DS)