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

79,927

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

189,031

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,755

by: bb

29 Aug 2025, 13:27

ER

What is the value of x ? (1) x^3 + x^2 + x = 0 (2) x = -2x

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

30 May 2023, 03:45

5

2,073

by: Bunuel

05 Dec 2024, 23:36

ER

The revenue R, in dollars, that is generated by selling “x” units of a

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

29 Dec 2021, 03:00

7

3

3,581

by: bumpbot

30 Nov 2024, 23:07

ER

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

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

pradeepss

05 Jun 2019, 05:23

41

6

27,936

by: bumpbot

27 Nov 2024, 01:44

ER

The integers a, b, c, and d can each be equal to 0, 1, 2, or 3, indepe

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

24 Apr 2015, 03:07

25

6

4,705

by: bumpbot

26 Nov 2024, 17:41

ER

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

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

23 May 2020, 08:41

35

5

9,299

by: Bunuel

24 Nov 2024, 14:39

ER

If a is positive, what is the value of b?

605-655 (Medium) | Absolute Values, Algebra

605-655 (Medium) | Absolute Values, Algebra hide tags

Chembeti

25 Feb 2012, 22:30

88

7

15,151

by: bumpbot

23 Nov 2024, 07:35

ER

If x is not equal to y and if √x = y, what is the value of y

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

1, 2

kamalkicks

06 Sep 2019, 12:20

47

20

13,507

by: bumpbot

22 Nov 2024, 02:03

ER

Is p=6? (2) p^2 = 6p (2) p = even

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

talismaaniac

17 Nov 2017, 07:54

15

6

11,193

by: bumpbot

21 Nov 2024, 19:43

ER

What is the numerical value of 1/a + 1/b + 1/c ?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

BeavisMan

03 Sep 2010, 19:18

18

13

34,109

by: bumpbot

21 Nov 2024, 06:26

ER

If x(x - 5)(x + 2) = 0, is x negative?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

vaivish1723

17 Jan 2010, 10:43

63

7

22,102

by: bumpbot

21 Nov 2024, 00:23

ER

If x is an integer, what is the value of x ?

505-555 (Easy) | Algebra, Inequalities

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

adkikani

08 Feb 2024, 01:11

43

8

10,957

by: bumpbot

20 Nov 2024, 11:53

ER

R = 1 + 2xy + x^2y^2, what is the value of xy?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

satishreddy

03 Sep 2015, 07:37

104

14

43,266

by: bumpbot

20 Nov 2024, 11:44

ER

If x is a positive number, what is the value of x ? (1) |x – 2| = 1

505-555 (Easy) | Absolute Values, Algebra

505-555 (Easy) | Absolute Values, Algebra hide tags

tatane90

04 Nov 2010, 15:59

42

8

17,523

by: bumpbot

20 Nov 2024, 10:31

ER

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

705-805 (Hard) | Algebra, Inequalities

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

chetan2u

25 Jan 2018, 08:07

20

6

5,338

by: bumpbot

12 Nov 2024, 23:49

ER

x and y are the tens digit and the units digit respectively

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Suvankar8250

15 Mar 2023, 02:55

5

2,288

by: rohit2156112

10 Nov 2024, 12:34

ER

If xyz 0, is x(y + z) = 0?

655-705 (Hard) | Absolute Values, Algebra

655-705 (Hard) | Absolute Values, Algebra hide tags

Bunuel

27 Feb 2020, 00:24

26

6

7,135

by: bumpbot

08 Nov 2024, 02:25

ER

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

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

surupab

18 Apr 2017, 07:32

307

17

54,749

by: bumpbot

07 Nov 2024, 11:12

ER

If x^2y^3 = 200, what is the value of xy ?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

TheSituation

09 Apr 2010, 20:14

35

6

18,054

by: bumpbot

05 Nov 2024, 01:31

ER

If x+2/y = 3, is xy an integer?

705-805 (Hard) | Algebra, Number Properties

705-805 (Hard) | Algebra, Number Properties hide tags

mau5

19 May 2013, 07:50

13

10

4,899

by: bumpbot

01 Nov 2024, 09:26

ER

Does 2x + 8 = 12 ? (1) 2x + 10 = 14 (2) 3x + 8 = 14

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

02 Aug 2018, 04:52

7

6

28,582

by: bumpbot

30 Oct 2024, 08:55

ER

What is the value of k^2 + k? (1) The value of k + 1 is 1. (2) The va

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

03 Mar 2020, 03:54

9

3

7,971

by: bumpbot

23 Oct 2024, 10:52

ER

What is the value of x/(yz) ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

10 Sep 2017, 04:51

3

2,810

by: unraveled

21 Oct 2024, 09:33

ER

Is x/m*(m^2+n^2+k^2)=xm+yn+zk?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

heyholetsgo

19 Aug 2010, 03:29

146

7

28,886

by: KanikaJain

21 Oct 2024, 04:28

ER

Which of the positive numbers x or y is greater?

555-605 (Medium) | Algebra, Inequalities

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

Bunuel

03 Jul 2016, 10:53

94

10

27,717

by: KanikaJain

21 Oct 2024, 04:18

ER

If kmn ≠ 0, is x/m*(m^2 + n^2 + k^2) = xm + yn + zk?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

23 Feb 2014, 07:41

165

8

29,222

by: KanikaJain

21 Oct 2024, 04:08

ER

What is the value of x^2 - y^2? (1) x + y = 2x (2) x + y = 0

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

11 Dec 2018, 07:32

89

6

30,973

by: KanikaJain

21 Oct 2024, 04:00

ER

What is the value of xy? (1) y = x + 1 (2) y = x^2 + 1

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

23 Sep 2018, 21:30

34

5

18,780

by: KanikaJain

21 Oct 2024, 02:02

ER

If x is a positive integer, what is the value of x ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

06 Oct 2016, 06:12

67

10

22,107

by: KanikaJain

21 Oct 2024, 01:55

ER

What number is 6 more than x + y ? (1) y is 3 less than x. (2) y is t

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

26 Apr 2019, 02:35

62

11

22,107

by: KanikaJain

21 Oct 2024, 01:49

ER

What is the average (arithmetic mean) of a, b, and c ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

10 Jul 2018, 21:29

28

6

17,053

by: KanikaJain

21 Oct 2024, 01:34

ER

If xy 0, what is the value of (x^4*y^2- (xy)^2)/(x^3*y^2)

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

GMATBusters

08 Feb 2024, 01:14

20

7

6,611

by: KanikaJain

21 Oct 2024, 01:29

ER

Does x = 2? (1) x is a number such that x^2 3x + 2 = 0. (2) x is a

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

13 Sep 2022, 02:56

23

14

11,607

by: KanikaJain

21 Oct 2024, 01:26

ER

What is the value of x + 7 ?

555-605 (Medium) | Absolute Values, Algebra

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

mehdiov

03 Apr 2013, 01:17

89

9

29,636

by: bumpbot

20 Oct 2024, 03:17

ER

If Fran jumps straight up off the floor and lands on her fee

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

24 Feb 2014, 02:20

66

7

14,334

by: bumpbot

19 Oct 2024, 09:44

ER

What is the value of x? (1) 3(x - 1) = y + 3x (2) (x + 2)(y + 3) = 0

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Carcass

29 Jun 2021, 09:49

53

5

10,812

by: bumpbot

19 Oct 2024, 09:27

ER

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

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

tejal777

16 Oct 2019, 05:52

63

13

27,955

by: bumpbot

19 Oct 2024, 09:19

ER

If p and q are positive integers such that p = 4q – 3....

805+ (Hard) | Algebra, Multiples and Factors

805+ (Hard) | Algebra, Multiples and Factors hide tags

GMATWhizTeam

08 Apr 2020, 09:27

16

10

7,635

by: bumpbot

18 Oct 2024, 20:51

ER

Every attendee at a monster truck rally paid the same direct

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Qoofi

09 Dec 2013, 00:19

30

19

10,127

by: bumpbot

17 Oct 2024, 13:13

ER

What is the value of x - y? (1) x - y = y - x (2) x - y =

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

GMATBusters

06 Mar 2023, 00:27

32

4

11,518

by: bumpbot

17 Oct 2024, 13:10

ER

The symbol Ω represents one of the following operations: add

555-605 (Medium) | Algebra +2 tags

555-605 (Medium) | Algebra, Arithmetic, Functions and Custom Characters hide tags

ROckHIsT

29 Dec 2013, 03:38

56

8

16,146

by: bumpbot

16 Oct 2024, 07:43

ER

Does ab= a^2

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

jsphcal

18 Dec 2012, 22:51

18

8

8,353

by: bumpbot

15 Oct 2024, 21:28

ER

What is the value of x^2 - y^2? (1) x + y = 0 (2) x - y = 2

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

SergeNew

02 Jan 2011, 14:08

18

5

7,084

by: bumpbot

15 Oct 2024, 21:15

ER

What is the value of u? (1) |u| + |v| = 0 (2) u^2 + v^2 = 0

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

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

Bunuel

30 Jan 2023, 04:45

6

2

2,283

by: bumpbot

15 Oct 2024, 09:57

ER

Is it true that x > 0?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

viktorija

30 Nov 2014, 16:40

89

14

15,011

by: bumpbot

13 Oct 2024, 04:30

ER

How many people did Apex Company employ in 1990? (1) The company emplo

Sub 505 (Easy) | Algebra, Word Problems

Sub 505 (Easy) | Algebra, Word Problems hide tags

GMATBusters

01 Nov 2018, 08:23

6

3

5,778

by: bumpbot

06 Oct 2024, 18:19

ER

Is √(x + y) an integer?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

10 Jun 2020, 02:58

13

11

8,779

by: bumpbot

04 Oct 2024, 19:41

ER

If x^(1/2)/y = n, what is the value of x?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

23 Sep 2018, 21:39

13

6

11,340

by: bumpbot

03 Oct 2024, 08:04

ER

If w > x > y > z > 0, is z < 4?

805+ (Hard) | Algebra, Inequalities

805+ (Hard) | Algebra, Inequalities hide tags

BN1989

01 Apr 2012, 03:47

68

4

13,078

by: bumpbot

24 Sep 2024, 02:43

ER

If a > b > c > 0, is c < 3 ?

705-805 (Hard) | Algebra, Inequalities

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

yezz

12 Aug 2014, 03:52

98

15

12,282

by: bumpbot

21 Sep 2024, 23:01

ER

What is the value of xy ? (1) x^2 + y^2 = 169 (2) x + y = 17

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

15 Feb 2023, 08:59

11

3

4,163

by: unraveled

21 Sep 2024, 09:18