GMAT Data Sufficiency (DS) Forum - Free Practice Questions

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

Bunuel

25 Oct 2022, 08:11

179

15

79,853

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

858

24

188,996

by: bumpbot

16 Sep 2025, 06:05

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DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,708

by: bb

29 Aug 2025, 13:27

ER

Set X only contains all possible solutions of equation (I) above

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

nishith17

28 Feb 2016, 00:07

9

4

2,424

by: bumpbot

31 May 2022, 05:22

ER

Is n < 0 ? (1) m < n (2) -n < m

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

nayasnayas

17 Apr 2022, 02:04

11

7

14,810

by: RastogiSarthak99

06 Jun 2022, 05:06

ER

What is the ratio x : y: z ?

805+ (Hard) | Fractions and Ratios

805+ (Hard) | Fractions and Ratios hide tags

Ric123

10 Jan 2014, 03:14

46

10

16,269

by: Kushchokhani

09 Jun 2022, 00:28

ER

A supermarket sells both a leading brand of laundry powder a

Poor Quality

Poor Quality hide tags

andrehaui

28 May 2007, 06:27

9

12

5,404

by: KarishmaB

12 Jun 2022, 05:34

ER

If a is an integer, is (36 + 64)/a an integer? (1) a is a multiple

555-605 (Medium) | Multiples and Factors

555-605 (Medium) | Multiples and Factors hide tags

Bunuel

15 Jun 2022, 01:31

4

3

1,401

by: desertEagle

15 Jun 2022, 23:11

ER

Let k and p be nonzero integers. Is k - 1/p >= 1/p?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

18 Jun 2022, 17:30

2

4

1,023

by: BrushMyQuant

20 Jun 2022, 07:21

ER

If xyz = tyz, is x = t ? (1) x = 0 (2) y 0

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

21 Jun 2022, 01:30

3

1,221

by: ManojHarsha

21 Jun 2022, 22:38

ER

m/n = 1/2 , what is the value of m + n ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

rxs0005

17 Dec 2010, 11:24

2

5

4,697

by: MBAHOUSE

27 Jun 2022, 09:41

ER

A jar is filled with blue and green marbles. What is the probability

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

09 Nov 2020, 09:45

5

3

4,566

by: Nirmesh83

30 Jun 2022, 20:27

ER

Adam works at a constant rate and stuffs 400 envelopes in 2 hours. How

505-555 (Easy) | Work and Rate Problems

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

Bunuel

29 Jun 2022, 09:00

2

4

1,559

by: MBAHOUSE

01 Jul 2022, 08:26

ER

If v ≠ 0, is |w| < |v|? (1) w/v < 1 (2) w^2^2/v < 1

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

Bunuel

02 Oct 2020, 01:45

12

4

4,882

by: bumpbot

01 Jul 2022, 12:11

ER

If n is a positive integer, is n - 3 a prime number?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

14 Jun 2022, 01:30

2

3

1,323

by: Bunuel

02 Jul 2022, 01:15

ER

If 6a + b = 48, what is the value of b?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

04 Jul 2022, 16:00

2

3

1,175

by: MBAHOUSE

04 Jul 2022, 21:28

ER

In the xy-plane, does the point (a, b) fall on line y=2x-3?

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

TheUltimateWinner

11 Aug 2020, 08:16

10

12

3,856

by: bumpbot

05 Jul 2022, 03:09

ER

If x 1, then 2cx^2 + 4cx + cy/c (x + 1)^2 = (1) y = 2 (2) c = 3

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

07 Jul 2022, 01:30

3

1,175

by: zhanbo

08 Jul 2022, 02:11

ER

A circle has the same area with a rectangle. What is the circumference

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

MathRevolution

21 Jun 2016, 17:29

3

4

5,512

by: Kinshook

12 Jul 2022, 21:30

ER

What is the value of (y^2–x^2)/(x^2y^2)

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

niteshwaghray

23 May 2017, 00:40

4

3

3,258

by: MBAHOUSE

14 Jul 2022, 07:43

ER

Rectangle DEFG is inscribed in an equilateral triangle. . .

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

EgmatQuantExpert

07 Aug 2018, 06:59

18

8

11,831

by: bumpbot

15 Jul 2022, 07:23

ER

What is the value of p^2 q^2 ? (1) p + q = 4 (2) p q = 4

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

11 May 2022, 06:30

3

1,388

by: MBAHOUSE

15 Jul 2022, 08:11

ER

Is x > 10 ? (1) x - 5 > 10 (2) x +5 > 10

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

NidhiK5

20 Sep 2020, 08:44

6

7

2,185

by: bumpbot

15 Jul 2022, 22:47

ER

What is the value of p? (1) 5|q + 1| = p - 5 (2) |p + 5| = 16

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

aarish2102

11 Jul 2022, 07:22

4

3

2,983

by: Kinshook

16 Jul 2022, 09:33

ER

Is 2p 3q not equal to 0? (1) 4p is not equal to 6q (2) p is not equ

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

18 May 2022, 01:31

2

3

1,382

by: rajtare

16 Jul 2022, 11:59

ER

If a lathe machine manufactures screws and bolts at a constant rate

Sub 505 (Easy) | Work and Rate Problems

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

Bunuel

28 Apr 2021, 02:00

3

1,749

by: MBAHOUSE

17 Jul 2022, 17:49

ER

If x, y, and z are all positive integers, is x + y + z even?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Chetangupta

22 Oct 2013, 08:07

14

3

5,825

by: MBAHOUSE

18 Jul 2022, 06:42

ER

The 2-digit positive integer x has the property that it is divisible

655-705 (Hard) | Multiples and Factors

655-705 (Hard) | Multiples and Factors hide tags

Bunuel

15 Jun 2018, 23:33

19

11

5,705

by: bumpbot

25 Jul 2022, 06:20

ER

In the triangle above is RP > PQ ?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

28 May 2017, 01:50

2

7

2,634

by: bumpbot

25 Jul 2022, 16:06

ER

What is the value of x - y ?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Turkish

05 May 2015, 01:25

10

6

3,187

by: bumpbot

26 Jul 2022, 19:04

ER

In the figure ,small circel with radius r intersects larger

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

AnkitK

11 May 2011, 23:45

51

13

18,190

by: bumpbot

27 Jul 2022, 21:23

ER

Is r negative?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Helium

13 Nov 2018, 09:54

3

6

2,185

by: bumpbot

01 Aug 2022, 00:30

ER

If x is not equal to 1, is x^2/(x-1) greater than x?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

banksy

18 Feb 2011, 11:58

9

4

4,312

by: bumpbot

01 Aug 2022, 08:27

ER

In the figure shown, the square ABCD is inscribed in the triangle EFG.

705-805 (Hard) | Fractions and Ratios, Geometry

705-805 (Hard) | Fractions and Ratios, Geometry hide tags

fskilnik

04 Feb 2019, 12:44

6

4

2,140

by: bumpbot

01 Aug 2022, 15:39

ER

Three circles with radii of 1, 2, and 3, lie on the same plane. Do any

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

29 Jul 2015, 15:42

31

5

7,151

by: bumpbot

02 Aug 2022, 07:49

ER

If x and y are consecutive even integers, is x > y ?

555-605 (Medium) | Inequalities, Number Properties

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

Bunuel

30 Dec 2020, 10:46

4

5

3,465

by: bumpbot

03 Aug 2022, 02:47

ER

If p q and r are integers, is p+q+r> 0 ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Carcass

19 Apr 2012, 03:20

21

7

6,462

by: bumpbot

03 Aug 2022, 05:42

ER

Is the perimeter of equilateral triangle T greater than the perimeter

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

rxs0005

22 Sep 2010, 09:45

16

6

12,462

by: bumpbot

03 Aug 2022, 08:38

ER

Is BG > EC?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

05 Feb 2015, 09:09

14

5

5,690

by: bumpbot

03 Aug 2022, 23:59

ER

Is |x + y| < |x| + |y|? (1) |x| ≠ |y| (2) |x – y| > |x + y|

555-605 (Medium) | Absolute Values, Inequalities

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

BabySmurf

05 Feb 2019, 04:35

80

8

9,097

by: bumpbot

04 Aug 2022, 00:53

ER

If the number of members in the club C is 100, what is the value of x?

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

sunny91

11 Nov 2017, 05:31

6

4

3,188

by: bumpbot

04 Aug 2022, 17:41

ER

What is the numerical value of

805+ (Hard) | Algebra, Fractions and Ratios

805+ (Hard) | Algebra, Fractions and Ratios hide tags

TheUltimateWinner

10 Feb 2020, 11:07

6

8

2,544

by: bumpbot

05 Aug 2022, 09:34

ER

What is the arithmetic mean of 3x and 4y? (1) y/3 - x/4 = 4/3

555-605 (Medium) | Algebra, Arithmetic

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

amanvermagmat

12 Mar 2018, 04:26

2

4

2,687

by: bumpbot

06 Aug 2022, 06:53

ER

If x is a positive integer and x ≤ 30, what is the value of x?

505-555 (Easy) | Multiples and Factors, Number Properties

505-555 (Easy) | Multiples and Factors, Number Properties hide tags

Bunuel

04 Feb 2021, 09:45

4

3

6,451

by: bumpbot

06 Aug 2022, 07:22

ER

In the xy-plane , line l intersects a circle with center

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

innocous

17 Jul 2014, 11:58

22

8

7,987

by: bumpbot

06 Aug 2022, 07:30

ER

If x and y are nonzero integers, is 18 a factor of xy^2?

555-605 (Medium) | Multiples and Factors

555-605 (Medium) | Multiples and Factors hide tags

MHIKER

13 Jan 2012, 09:49

9

10

8,569

by: bumpbot

06 Aug 2022, 10:44

ER

In an endurance race, a car drove the whole race at a constant speed

555-605 (Medium) | Distance and Speed Problems

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

EgmatQuantExpert

27 Feb 2019, 03:04

4

6

3,930

by: bumpbot

06 Aug 2022, 17:04

ER

If y is not zero, is y^2 + 2y > y^2+ y?

605-655 (Medium) | Exponents, Number Properties

605-655 (Medium) | Exponents, Number Properties hide tags

amgelcer

28 Sep 2013, 07:55

6

4,568

by: bumpbot

07 Aug 2022, 05:36

ER

What is the remainder when positive integer n is divided by 6?

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

TheUltimateWinner

28 Mar 2021, 09:16

4

3

2,481

by: bumpbot

07 Aug 2022, 10:31

ER

If a#-b, is (a-b)/(b+a) > 1?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

tkarthi4u

03 Oct 2009, 21:51

20

7

8,177

by: bumpbot

11 Aug 2022, 23:57

ER

Is x > k? (1) 2^x * 2^k = 4 (2) 9^x * 3^k = 81

555-605 (Medium) | Algebra, Exponents

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

udaymathapati

09 Dec 2010, 09:51

31

9

14,546

by: bumpbot

12 Aug 2022, 07:48

ER

What is the value of a^3+b^3 ?

605-655 (Medium) | Algebra, Exponents

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

fskilnik

14 Feb 2019, 13:12

7

3

2,592

by: bumpbot

12 Aug 2022, 09:37

ER

In the xy-plane, does the point (-3; 3) lie on line k?

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

rxs0005

14 Feb 2012, 08:55

37

4

6,203

by: bumpbot

12 Aug 2022, 12:08