GMAT Data Sufficiency (DS) Forum - Free Practice Questions

ER

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

Bunuel

25 Oct 2022, 08:11

179

15

80,068

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

858

24

189,068

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,807

by: bb

29 Aug 2025, 13:27

ER

What is the value of x 1 ? (1) x + 1 = 3 (2) x 1 < 3

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

02 Nov 2022, 01:30

1

1,310

by: aashi1

02 Nov 2022, 10:50

ER

If x + 2y = 6, what is the value of x ? (1) 2x + y = 9 (2) 3x + 2

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

15 Oct 2022, 07:55

2

1

2,188

by: aashi1

02 Nov 2022, 00:24

ER

Is a + b = 0?

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

16 Jul 2017, 23:14

3

2,121

by: bumpbot

30 Oct 2022, 09:10

ER

If abc is not equal to 0 and ab+c=0, is b an integer?

555-605 (Medium) | Algebra, Number Properties

555-605 (Medium) | Algebra, Number Properties hide tags

chetan2u

28 Oct 2022, 21:45

1

1,172

by: rajtare

29 Oct 2022, 05:36

ER

What is the value of x? (1) (x)(x + 1) = (2013)(2014) (2) x is odd

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

24 Oct 2022, 09:03

3

2

2,750

by: learnwithrohan

27 Oct 2022, 06:15

ER

Is x a digit (an integer from 0 to 9)?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

vivaslluis

24 Oct 2010, 09:41

5

4,973

by: bumpbot

22 Oct 2022, 04:23

ER

What is the value of y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

shanmugamgsn

04 Dec 2012, 23:23

7

4,767

by: bumpbot

22 Oct 2022, 04:19

ER

If a and b are positive integers, is a/b = 2/3 ?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

15 Oct 2022, 08:13

1

1,761

by: Rainman91

18 Oct 2022, 03:46

ER

If x and y are integers, is y divisible by 3?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

06 Jun 2017, 11:31

17

8

6,161

by: hassi01

13 Oct 2022, 21:27

ER

If t and u are positive integers, what is the value of

705-805 (Hard) | Algebra, Exponents

705-805 (Hard) | Algebra, Exponents hide tags

manulath

25 Aug 2012, 00:35

34

9

12,027

by: bumpbot

13 Oct 2022, 03:55

ER

If x + 2y = 6, what is the value of x ? (1) 2x + y = 9

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

11 Oct 2022, 01:30

1

1,218

by: gmatprepper94111

13 Oct 2022, 00:17

ER

If a^2b^2c^3 = 4500. Is b + c = 7?

805+ (Hard) | Algebra +2 tags

805+ (Hard) | Algebra, Exponents, Number Properties hide tags

MichelleSavina

22 Jan 2011, 01:11

50

15

11,040

by: bumpbot

12 Oct 2022, 12:34

ER

If 2x + y + 1 = x y, what is the value of x? (1) y 2 = 4 (2) y = 2

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Carcass

29 Sep 2022, 02:24

4

2

1,189

by: Catman

10 Oct 2022, 00:15

ER

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

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Carcass

29 Sep 2022, 02:30

2

1

1,241

by: mandeey

09 Oct 2022, 20:19

ER

What is the value of x ?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Carcass

29 Sep 2022, 02:26

3

1,478

by: Singhalatul87

09 Oct 2022, 10:57

ER

If xy = z, what is the value of x ? (1) y =2z (2) y2 = 4

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

rxs0005

26 Dec 2010, 14:28

17

8

5,289

by: bumpbot

08 Oct 2022, 14:35

ER

Is 3x^2 - 2 > 0?

Sub 505 (Easy) | Algebra, Inequalities

Sub 505 (Easy) | Algebra, Inequalities hide tags

fattty

13 Jan 2016, 23:35

10

4

5,643

by: bumpbot

08 Oct 2022, 10:02

ER

If x, y, and z are negative numbers such that z = 40x + 80y and x + y

705-805 (Hard) | Algebra, Inequalities

705-805 (Hard) | Algebra, Inequalities hide tags

Bunuel

07 May 2015, 03:37

15

5

4,665

by: bumpbot

08 Oct 2022, 04:34

ER

What is the value of x^2 + y^2 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

maxLRok

24 Nov 2014, 01:44

7

6

6,394

by: bumpbot

07 Oct 2022, 08:44

ER

What is the value of |x -3| ? (1) x^2 - 6x = 16 (2) -3 < x < 9

555-605 (Medium) | Absolute Values +2 tags

555-605 (Medium) | Absolute Values, Algebra, Inequalities hide tags

Bunuel

02 Apr 2018, 21:28

7

4,457

by: bumpbot

06 Oct 2022, 10:45

ER

If xy = x + y - 2, then what is the value of xy?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

chetan2u

08 Sep 2019, 01:15

5

3

1,738

by: bumpbot

05 Oct 2022, 03:48

ER

What is the value of m^2 n^2 ? (1) m + n = 4 (2) (m n)^2 = 16

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

03 Oct 2022, 01:30

6

2

1,965

by: SaquibHGMATWhiz

03 Oct 2022, 07:58

ER

If xyz ≠ 0, is 3x/2 + y + 2z = 7x/2 + y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Silviax

13 May 2016, 07:12

4

8

4,950

by: bumpbot

01 Oct 2022, 13:16

ER

If ab 0, what is the value of 2a/b ? (1) a^2 4b^2 = 0 (2) b = 2

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

26 Sep 2022, 06:18

1

2

1,295

by: SaquibHGMATWhiz

01 Oct 2022, 05:07

ER

If x and y are integers, what is the value of xy? (1) x^2 - y^2 < 0

805+ (Hard) | Algebra +2 tags

805+ (Hard) | Algebra, Exponents, Inequalities hide tags

Bunuel

20 Apr 2018, 06:38

11

9

3,410

by: bumpbot

29 Sep 2022, 03:23

ER

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

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

03 Oct 2017, 00:03

3

2

1,933

by: bumpbot

29 Sep 2022, 01:03

ER

What is the value of k m ? (1) (k m) 3 = 8 (2) (k m) 5 = 32

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Carcass

28 Sep 2022, 02:04

1

1,025

by: BrushMyQuant

28 Sep 2022, 10:13

ER

Is b = 3? (1) b 4 = 81 (2) b 3 = 27

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Carcass

28 Sep 2022, 02:06

2

1

954

by: BrushMyQuant

28 Sep 2022, 10:11

If x and y are positive, what is the value of y ? (1) x = 7.713 (2) x

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Carcass

28 Sep 2022, 02:10

1

831

by: divyadna

28 Sep 2022, 02:25

What is the value of y? (1) y + z = y z (2) y + z = 3

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Carcass

27 Sep 2022, 00:56

2

1,058

by: Avish11

27 Sep 2022, 04:45

ER

Is a > b? (1) a^2 b = 0 (2) a + b = 6

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

26 Sep 2022, 06:41

8

2

1,370

by: gmatophobia

26 Sep 2022, 12:34

ER

Is xy > 5 ? (1) x 2 (2) y 2

Sub 505 (Easy) | Algebra, Number Properties

Sub 505 (Easy) | Algebra, Number Properties hide tags

Carcass

25 Sep 2022, 10:45

1

1,183

by: chetan2u

25 Sep 2022, 19:37

ER

If x, y, and z are three integers, are they consecutive integers? (1)

555-605 (Medium) | Algebra, Number Properties

555-605 (Medium) | Algebra, Number Properties hide tags

Carcass

25 Sep 2022, 11:03

1

1,203

by: chetan2u

25 Sep 2022, 19:17

ER

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

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

21 Sep 2022, 03:41

1

1,378

by: av1901

21 Sep 2022, 03:47

ER

If x, y, and z are positive, what is the value of x ?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

19 Sep 2022, 03:59

1

1,958

by: Kinshook

19 Sep 2022, 21:02

ER

Does x^2 - y^2 = x + y ? (1) x and y are consecutive integers (2) x

555-605 (Medium) | Algebra, Number Properties

555-605 (Medium) | Algebra, Number Properties hide tags

Bunuel

19 Sep 2022, 06:38

1

1,207

by: GMATinsight

19 Sep 2022, 06:44

ER

What is the value of y?

805+ (Hard) | Algebra +2 tags

805+ (Hard) | Algebra, Arithmetic, Roots hide tags

GGMU

24 Jun 2016, 08:21

143

18

15,042

by: bumpbot

18 Sep 2022, 11:16

ER

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

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

27 Sep 2018, 05:53

3

5

2,270

by: bumpbot

17 Sep 2022, 13:34

ER

What is the area of the right triangle shown?

505-555 (Easy) | Algebra, Geometry

505-555 (Easy) | Algebra, Geometry hide tags

Bunuel

26 Mar 2018, 23:00

6

3

2,192

by: bumpbot

16 Sep 2022, 05:53

ER

If x and y are non-negative integer, what is the value of xy?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

14 Sep 2022, 01:30

1

1,251

by: dreamknight

14 Sep 2022, 02:36

ER

If n is a positive number, what is the value of n?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

11 Sep 2022, 13:32

2

1,816

by: MissBong

13 Sep 2022, 06:58

ER

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

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Nevernevergiveup

15 Dec 2015, 08:00

9

7

3,865

by: bumpbot

12 Sep 2022, 09:15

ER

If y ≠ z, is ((x − y) + (z − y)(/(z − y) = 2 ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

TheUltimateWinner

18 Jun 2020, 10:20

8

5

2,330

by: mageauler

06 Sep 2022, 04:08

ER

Is the value of x^3y x^2y^2 + xy^3 equal to 0?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

26 Aug 2022, 23:45

1

928

by: av1901

01 Sep 2022, 20:55

ER

Given that X = (Y–Z)^2. What is the value of X?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

GMATBaumgartner

25 Aug 2012, 21:12

12

8

9,315

by: bumpbot

01 Sep 2022, 02:59

ER

What is the value of y?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

31 Aug 2022, 01:30

2

1

992

by: GMATinsight

31 Aug 2022, 04:24

ER

Does ay = –5 – by? (1) a = b (2) a + b = y

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

05 Sep 2017, 23:26

2

5

2,172

by: bumpbot

30 Aug 2022, 09:17

ER

What is the value of xn ny nz?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

30 Aug 2022, 01:30

1

1,090

by: GMATinsight

30 Aug 2022, 03:54

In the equation x^2+kxm=0 where k and m are both integers, what is m?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

Abhishekgmat87

09 Apr 2022, 08:25

18

9

4,825

by: kratos0906

28 Aug 2022, 07:30

ER

People who register for business conference and then cancel

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

goodyear2013

12 Jan 2014, 17:32

11

7

6,130

by: bumpbot

28 Aug 2022, 03:38