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

178

15

79,038

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

857

24

188,708

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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

488,241

by: bb

29 Aug 2025, 13:27

ER

Is 20 the average (arithmetic mean) of u, v, w, and 20?

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

AndreG

15 Jul 2010, 13:45

2

6

4,587

by: bumpbot

11 Aug 2017, 03:45

ER

If a+b+c=62, what is the value of a?

705-805 (Hard) | Algebra, Arithmetic

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

chetan2u

29 Dec 2015, 01:44

10

6

3,736

by: ScottTargetTestPrep

30 Jul 2017, 17:25

ER

In the diagram below, P = g + c − e and Q = a + f . What is the value

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

17 Jul 2017, 23:28

2

6

2,478

by: Shobhit7

25 Jul 2017, 01:34

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For a certain set of 3 numbers, is the average(arithmetic mean) equal

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

tirupatibalaji

15 Jan 2011, 14:33

6

4,544

by: mbaaspirant80

25 Jul 2017, 00:40

ER

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

555-605 (Medium) | Absolute Values, Algebra

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

Bunuel

25 Jul 2016, 10:12

13

6

4,087

by: Bunuel

17 Jul 2017, 06:06

ER

A shopkeeper purchased two TV sets A and B at the same price

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bkpolymers1617

14 Jun 2017, 08:39

4

6

3,669

by: kkrrsshh

17 Jun 2017, 00:00

ER

Is a > 0?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

chetan2u

22 Jan 2017, 03:50

7

6

3,547

by: chetan2u

10 Jun 2017, 20:08

ER

If x is both the cube of an integer and between 2 and 200, what is the

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

28 May 2017, 02:21

1

6

4,361

by: ScottTargetTestPrep

01 Jun 2017, 09:57

ER

If x ≠ 0, what is the value of (x^u/x^v)^(1/2) ?

505-555 (Easy) | Exponents, Number Properties

505-555 (Easy) | Exponents, Number Properties hide tags

hardnstrong

11 Jun 2010, 09:32

2

6

4,401

by: utkarshthapak

31 May 2017, 04:31

ER

If A and B are integers and atleast one of the two is positive

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

chetan2u

20 Feb 2018, 00:27

7

6

2,635

by: bumpbot

09 May 2017, 05:36

ER

To make the school racquetball team, Larry must win at least 75% of hi

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

06 Feb 2015, 07:34

3

6

4,107

by: Bunuel

23 Apr 2017, 03:38

ER

Is x < y ? (1) The ratio of x to y is 7/9. (2) xy > 0

555-605 (Medium) | Fractions and Ratios, Inequalities

555-605 (Medium) | Fractions and Ratios, Inequalities hide tags

Naina1605

12 Feb 2012, 12:18

18

6

13,500

by: mvictor

18 Apr 2017, 13:16

ER

Is it true that a > b ? (1) a + 3 > b – 1 (2) a > |b|

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

13 Mar 2017, 08:21

2

6

1,918

by: coolkl

22 Mar 2017, 15:32

ER

A comedian is playing two shows at a certain comedy club, and twice as

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Sajjad1994

24 Feb 2017, 08:27

9

6

6,007

by: mikemcgarry

27 Feb 2017, 11:18

ER

What is the sum a+b+c?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

08 Feb 2017, 09:24

4

6

2,974

by: Bunuel

12 Feb 2017, 01:10

ER

What is the value of two-digit integer x?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

02 Oct 2015, 01:45

4

6

8,574

by: bumpbot

18 Nov 2016, 10:55

ER

An estate of $216,000 is divided equally among p people who must each

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

09 Feb 2015, 06:31

4

6

3,001

by: bumpbot

10 Nov 2016, 13:37

ER

A rectangular room has dimensions of the four walls as " x "

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

innocous

19 Aug 2013, 03:09

3

6

3,283

by: mikeyg51

13 Oct 2016, 16:03

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

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

gouribhalerao

02 Feb 2023, 03:32

14

6

9,070

by: law258

18 Sep 2016, 17:29

ER

What is the value of y?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

28 Aug 2016, 10:55

6

1,841

by: Balajikarthick1990

30 Aug 2016, 22:57

ER

In the xy plane, is the point (4, −2) on the line l?

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

21 Aug 2016, 04:16

2

6

3,890

by: Balajikarthick1990

22 Aug 2016, 04:40

ER

A certain packing box contains books between 50 to 60. How many books

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

quantman3

10 Nov 2011, 20:09

3

6

4,258

by: Bunuel

22 Aug 2016, 01:09

ER

Is -3x^3 < -3?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

21 Jan 2015, 03:03

4

6

3,258

by: DAllison2016

04 Aug 2016, 12:25

ER

If a / b > 2, is 3a + 2b < 18?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

EBITDA

31 Jul 2016, 10:48

5

6

2,586

by: Bunuel

01 Aug 2016, 02:00

ER

If X and Y are both integers different from zero, what is the value of

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

20 Jul 2016, 11:42

6

1,978

by: shravan2025

30 Jul 2016, 09:13

ER

What is the value of X+Z? (1) X+Y=11 (2) Z+Y=13

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

08 Jul 2016, 07:56

1

6

3,608

by: hsbinfy

09 Jul 2016, 06:45

ER

ABC and PQR are both triangles. Is the area of triangle ABC

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

nafishasan60

06 Feb 2012, 01:27

5

6

15,106

by: bumpbot

27 Jun 2016, 10:55

ER

If x > 1, what is the value of x?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

melguy

02 Jun 2011, 18:35

5

6

3,583

by: Bunuel

19 Jun 2016, 09:47

ER

If m is a positive integer less than 200, what is the greatest prime f

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MathRevolution

06 Jun 2016, 21:49

1

6

1,799

by: Daanu

08 Jun 2016, 11:58

ER

If the points A, B, and C are distinct, are line segments AB and AC th

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

12 Nov 2014, 10:03

4

6

7,343

by: rhine29388

19 May 2016, 13:05

ER

Line p lies on a coordinate plane. What is the area of the region boun

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

26 Jan 2015, 05:38

14

6

6,003

by: rhine29388

19 Apr 2016, 15:43

ER

In a certain marching band formation

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Vineetk

29 Jun 2013, 03:35

1

6

5,251

by: Bunuel

07 Mar 2016, 10:00

ER

Is a>b?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

LukinoF

09 Nov 2013, 11:30

4

6

3,174

by: bumpbot

12 Dec 2015, 04:08

ER

Is xy < 8? (1) x < 2 and y < 4 (2) 0 < x < 1/2 and y^2 < 225

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

06 Oct 2015, 06:03

5

6

5,987

by: Bunuel

11 Oct 2015, 06:51

ER

If r + s = 4, is s < 0? (1) -4 > -r (2) r > 2s + 2

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

28 Jul 2015, 01:43

6

4,923

by: Bunuel

17 Aug 2015, 09:33

ER

If x is an integer such that x > 0, is it true that x is an integer?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

09 Jul 2015, 04:19

3

6

3,738

by: Bunuel

13 Jul 2015, 03:06

ER

Seven different numbers are selected from the integers 1 to 100, and

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

cebenez

19 Jun 2015, 00:31

25

6

8,805

by: Bunuel

19 Jun 2015, 00:32

ER

Each resident of Ranchville either likes or dislikes Wrestling and eac

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shohrat6383

24 Apr 2015, 08:42

2

6

1,805

by: aimtoteach

27 Apr 2015, 21:04

ER

Last season, the Rally Cats won 40 percent of the first 45 games they

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

03 May 2026, 12:13

5

6

3,264

by: Bunuel

09 Jan 2015, 06:14

ER

What is the ratio of y to x?

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SirGMAT

02 Dec 2014, 08:21

15

6

7,088

by: Bunuel

02 Dec 2014, 08:21

ER

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

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

krazo

24 Nov 2014, 01:45

2

6

4,282

by: Bunuel

24 Nov 2014, 01:45

ER

Is quadrilateral ABCD a rectangle? (1) Line segments AC and

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

jamesrwrightiii

28 Aug 2007, 21:19

5

6

4,429

by: Bunuel

24 Sep 2014, 12:54

ER

Is the positive integer p the sum of the positive prime

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

wininblue

21 Aug 2010, 04:24

2

6

4,884

by: Bunuel

16 Apr 2014, 07:32

ER

At a certain restaurant, burgers, fries, and soft drinks are

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

gmatpapa

28 May 2013, 05:45

4

6

4,110

by: jlgdr

27 Feb 2014, 09:29

ER

Is rst = 1?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

sudhagar

07 Nov 2013, 02:08

15

6

19,817

by: Bunuel

07 Nov 2013, 02:10

ER

By what percent is the time taken by 12 men to complete a pa

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tabsang

28 Dec 2012, 05:49

10

6

4,907

by: fmomen01

22 Oct 2013, 07:14

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If p/q > 5, is q < 2?

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jeeteshsingh

15 Oct 2013, 09:04

6

31,172

by: Bunuel

15 Oct 2013, 09:14

A car is travelling in a constant speed to cover a distance

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karthiksms

28 May 2012, 11:54

5

6

5,433

by: WholeLottaLove

01 Aug 2013, 15:12

ER

(x-x_1)*(x-x_2)*(x-x_3)........(x-x_n)

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MacFauz

04 Dec 2012, 01:11

6

5,543

by: MacFauz

06 Dec 2012, 01:52

ER

What is the probability that a field gun will hit thrice on

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Smita04

09 Feb 2012, 23:35

21

6

10,275

by: Bunuel

29 Oct 2012, 13:49