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

176

15

78,674

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,494

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

487,886

by: bb

29 Aug 2025, 13:27

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If f(x) = 2^x + 2^-2, and x is an integer

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gmatbull

06 Dec 2012, 05:07

3

2,487

by: mikemcgarry

07 Dec 2012, 12:05

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

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MacFauz

04 Dec 2012, 01:11

6

5,529

by: MacFauz

06 Dec 2012, 01:52

Find the number of days in the year X

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

siddharthamaridi

20 Mar 2025, 08:32

2

2,996

by: MacFauz

14 Nov 2012, 02:07

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A number n has the prime factors a, b, and c, and only these

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actleader

06 Nov 2012, 22:59

3

4,344

by: dabral

07 Nov 2012, 14:37

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What is the value of x^2+ 5x +4?

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nkimidi7y

05 Sep 2012, 12:30

4

15

5,299

by: AbhiJ

31 Oct 2012, 12:56

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

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Smita04

09 Feb 2012, 23:35

21

6

10,264

by: Bunuel

29 Oct 2012, 13:49

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Andy, George, and Sally are a team of consultants working on

705-805 (Hard) | Work and Rate Problems

705-805 (Hard) | Work and Rate Problems hide tags

R2I4D

17 May 2010, 17:17

39

10

13,193

by: IanStewart

25 Sep 2012, 00:33

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What is the slope of the line L ?

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shivanigs

11 Sep 2012, 22:30

8

4

11,374

by: Bunuel

12 Sep 2012, 02:13

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Is |x| < 1?

705-805 (Hard) | Absolute Values

705-805 (Hard) | Absolute Values hide tags

Aximili85

29 Aug 2012, 10:11

1

4

4,733

by: Bunuel

30 Aug 2012, 01:48

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If sets X and Y have an equal number of elements, does set X have a

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enigma123

23 Nov 2011, 13:58

26

7

19,534

by: alphabeta1234

01 Aug 2012, 18:44

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x is an integer and x raised to any odd integer is greater

805+ (Hard) | Algebra, Exponents

805+ (Hard) | Algebra, Exponents hide tags

jamifahad

19 Jul 2012, 02:55

28

8

14,679

by: gurpreetsingh

19 Jul 2012, 03:01

What is the value of X

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jayoptimist

04 Jul 2012, 09:23

3

2,557

by: cyberjadugar

04 Jul 2012, 10:42

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For positive integer x, y, and z, is y > z?

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

banksy

17 Mar 2011, 14:42

4

1

5,008

by: Bunuel

21 Jun 2012, 12:25

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In which quadrant of the coordinate plane does the point

705-805 (Hard) | Absolute Values, Coordinate Plane

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

Wengen

18 Jun 2012, 01:14

5

4

5,719

by: Bunuel

18 Jun 2012, 01:14

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What is the remainder when n is divided by 15?

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mithun2vrs

27 Apr 2012, 11:03

9

5

9,885

by: Bunuel

12 Jun 2012, 04:56

X and Y are positive numbers. Is the hundredth digit of XY

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g81

06 Jun 2012, 13:38

1

2

2,423

by: g81

06 Jun 2012, 14:05

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If r/s = 2/5 , what is the value of rs ?

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piyatiwari

30 May 2012, 17:27

2

4

4,458

by: rggoel9

05 Jun 2012, 04:56

If the market value of a car was $6,000 exactly 3 years ago

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hfbamafan

08 May 2012, 22:28

8

2

10,018

by: chibiutena

09 May 2012, 09:38

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If x does not equal 0 what is the value of (x^p/x^q)^2

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Viking81

18 Apr 2012, 01:48

2

3

5,756

by: aalba005

23 Apr 2012, 12:13

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Three Children Alice, Brain & Chris have a total of

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qweert

07 Aug 2010, 22:30

6

10

5,097

by: Bunuel

29 Mar 2012, 05:16

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If S is a set of ten consecutive integers, is the integer 5

555-605 (Medium) | Statistics and Sets Problems

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

Jasonammex

24 Aug 2011, 01:47

2

1

5,530

by: Bunuel

19 Feb 2012, 04:38

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How far in miles is city A from city B?

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Smita04

11 Feb 2012, 05:10

3

4

5,875

by: mikemcgarry

11 Feb 2012, 15:35

Square ABCD encloses a circle of area 154 at its center

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Smita04

09 Feb 2012, 23:11

6

2,780

by: sdas

11 Feb 2012, 08:27

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If m and z are integers, is z divisible by 11 ?

555-605 (Medium) | Multiples and Factors

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

rxs0005

06 Feb 2012, 09:11

8

5

4,559

by: Bunuel

06 Feb 2012, 14:05

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is (a-b)/c >0? 1. a>b, b<c 2. a<b, b<c

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Creeper300

07 Nov 2010, 13:44

3

2

3,464

by: metallicafan

03 Feb 2012, 11:39

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If X^3 = Y, is Y a fraction? (1) X^2 is a fraction. (2) X

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saurya_s

05 Aug 2004, 03:11

3

7,675

by: Bunuel

19 Jan 2012, 04:45

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d=83,521,y73/441,682,36y. In the expression above

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enigma123

09 Jan 2012, 22:05

14

4

12,428

by: omerrauf

17 Jan 2012, 08:44

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Is |x-2|+|x+2|<4?

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IanStewart

09 Jan 2012, 23:38

2

4

3,273

by: mydreammba

13 Jan 2012, 21:45

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In the figure above, what is the ratio of the area of triangle ABC to

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SonyGmat

08 Jan 2012, 04:59

2

9

9,076

by: SonyGmat

09 Jan 2012, 14:45

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Is it true that exactly two of the three sentences I, II,

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nonameee

02 Nov 2011, 07:26

1

5

2,622

by: nonameee

03 Nov 2011, 04:46

Is x = 2? (1) x > 1 (2) x is one of the numbers from the

Sub 505 (Easy) | Statistics and Sets Problems

Sub 505 (Easy) | Statistics and Sets Problems hide tags

nonameee

13 May 2024, 01:09

3

2,649

by: fluke

05 Oct 2011, 04:56

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If x is positive is x divisible by 2 ? (1) x^3+x is

805+ (Hard) | Algebra, Number Properties

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

anaik100

22 Mar 2010, 11:56

14

9

11,119

by: gmatopoeia

07 Sep 2011, 02:59

In the xy plane, what is the slope of line perpendicular to

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

DeeptiM

28 Aug 2011, 12:33

4

2

3,122

by: fluke

28 Aug 2011, 13:15

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If x and y are integers, is |x| > |y|? 1) |x| = |y+1| 2)

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bibha

05 May 2010, 07:28

2

19

6,462

by: gmatmachoman

26 Aug 2011, 12:32

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When a class is divided into 6 teams with an equal number of

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loveparis

09 Feb 2011, 16:40

1

4

5,333

by: anordinaryguy

17 Aug 2011, 10:00

If S is an infinite set of real numbers, is there a number

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tracyyahoo

24 Jul 2011, 03:33

11

12

7,363

by: petrifiedbutstanding

13 Aug 2011, 08:39

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If set S consists of an odd number of even integers that have a normal

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Pique

16 May 2011, 22:03

4

3,570

by: manishgeorge

12 Aug 2011, 22:33

What is the perimeter of the isosceles right triangle ABC

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rxs0005

11 Jul 2013, 02:23

7

10

4,779

by: Sudhanshuacharya

16 Jul 2011, 11:42

In triangle ABC, point X is the midpoint of side AC and

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

burnttwinky

11 Jul 2013, 02:29

37

5

8,772

by: siddhans

02 Jul 2011, 22:41

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If x!=0, what is the value of (x^p/x^q)^2 ? (1) p is

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dreambeliever

10 Jun 2011, 07:24

2

8

2,774

by: IanStewart

10 Jun 2011, 10:52

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The positive integers are such that p < q r < s <

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hussi9

20 May 2011, 00:34

2

3

3,183

by: IanStewart

20 May 2011, 06:32

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A college admissions committee will grant a certain number

555-605 (Medium) | Combinations

555-605 (Medium) | Combinations hide tags

GMBA85

12 Jul 2013, 02:20

43

17

10,815

by: amit2k9

05 May 2011, 22:34

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What is value of the fraction x/y? 1) x-y = 14 2) 2x = 5y

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TrueLie

02 May 2011, 03:06

3

12

4,948

by: amit2k9

04 May 2011, 07:50

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The area of the right triangle ABC is 4 times greater than

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

TXTDryFly

12 Jul 2013, 02:23

69

6

21,453

by: subhashghosh

04 May 2011, 03:50

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A certain company assigns ID numbers to its new employees such that ea

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gmatpapa

19 Apr 2011, 05:42

1

4

3,909

by: Spidy001

20 Apr 2011, 14:27

If b is a positive integer less than 8, is c less than the

705-805 (Hard) | Algebra, Statistics and Sets Problems

705-805 (Hard) | Algebra, Statistics and Sets Problems hide tags

gmatpapa

19 Apr 2011, 05:26

5

4

3,852

by: varunmaheshwari

19 Apr 2011, 06:48

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Is the triangle in the attached picture isosceles?

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retro

16 Apr 2011, 10:56

7

2,677

by: fluke

16 Apr 2011, 12:19

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Is x > 0 (1) x < x^2 (2) x^2 < x^3

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

rxs0005

24 Jan 2011, 06:42

9

4

5,411

by: subhashghosh

18 Mar 2011, 00:09

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Is x > sqrt(3)? (1) 3^(x) = sqrt(27) (2)x^3 + x^5 + x^7

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spacelandprep

07 Mar 2011, 11:14

2

10

4,787

by: spacelandprep

08 Mar 2011, 16:25

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Does abcd = 1?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

spacelandprep

03 Mar 2011, 21:31

1

4

4,927

by: spacelandprep

03 Mar 2011, 21:54