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

176

15

78,623

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,460

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

487,843

by: bb

29 Aug 2025, 13:27

ER

A retailer purchased a television set for x percent less than its list

505-555 (Easy) | Arithmetic, Percent and Interest Problems

505-555 (Easy) | Arithmetic, Percent and Interest Problems hide tags

Bunuel

24 Dec 2013, 03:55

57

8

26,240

by: bumpbot

15 Jun 2025, 10:34

ER

If M < N, is M^2-MN < 0?

805+ (Hard) | Algebra, Inequalities

805+ (Hard) | Algebra, Inequalities hide tags

GMATBeast

24 Dec 2013, 23:11

17

16

5,503

by: bumpbot

06 Oct 2020, 23:27

ER

What is the value of xyz?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

suk1234

26 Dec 2013, 10:45

28

19

11,307

by: Ankit__7182

24 Jun 2024, 06:21

ER

If Ann saves x dollars each week and Beth saves y dollars ea

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

27 Dec 2013, 05:35

31

7

20,551

by: silversurfer11

05 Jan 2024, 04:58

ER

A certain dealership has a number of cars to be sold by its

505-555 (Easy) | Remainders, Word Problems

505-555 (Easy) | Remainders, Word Problems hide tags

Bunuel

27 Dec 2013, 05:37

74

10

24,731

by: totaltestprepNick

02 Mar 2026, 08:10

ER

Committee member W wants to schedule a one-hour meeting on T

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

27 Dec 2013, 05:39

4

15,069

by: bumpbot

02 May 2021, 19:10

ER

Some computers at a certain company are Brand X and the rest are Brand

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

27 Dec 2013, 05:41

16

6

15,750

by: totaltestprepNick

02 Mar 2026, 07:34

ER

Of the 230 single-family homes built in City X last year, ho

505-555 (Easy) | Overlapping Sets

505-555 (Easy) | Overlapping Sets hide tags

Bunuel

27 Dec 2013, 05:43

83

7

21,471

by: bumpbot

23 Feb 2026, 06:12

ER

Is the positive square root of x an integer?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

blackcrow

29 Dec 2013, 03:09

8

3

12,378

by: bumpbot

17 Sep 2024, 03:52

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

16,102

by: bumpbot

16 Oct 2024, 07:43

ER

If a^6-b^6=0 what is the value of a^3+b^3?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

gmat6nplus1

29 Dec 2013, 07:29

32

7

7,416

by: bumpbot

17 Jul 2025, 03:58

ER

What is the greatest common factor of positive integers x an

555-605 (Medium) | Multiples and Factors

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

enigma123

31 Dec 2013, 03:53

19

8

11,050

by: bumpbot

08 Dec 2022, 03:17

ER

If J, S, and V are points on the number line, what is the distance bet

505-555 (Easy) | Arithmetic

505-555 (Easy) | Arithmetic hide tags

Bunuel

31 Dec 2013, 07:12

49

5

20,786

by: bumpbot

18 Dec 2024, 06:59

ER

What were the gross revenues from ticket sales for a certain

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

31 Dec 2013, 07:18

7

8

12,430

by: totaltestprepNick

25 Feb 2026, 16:22

ER

The total cost of an office dinner was shared equally by k of the n em

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

31 Dec 2013, 07:20

41

12

22,433

by: bumpbot

18 Jun 2025, 02:28

ER

For a recent play performance, the ticket prices were $25 per adult an

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

31 Dec 2013, 07:21

60

9

20,726

by: bumpbot

30 Dec 2024, 08:24

ER

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

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

31 Dec 2013, 07:23

3

5

13,538

by: totaltestprepNick

26 Feb 2026, 12:58

ER

What was the amount of money donated to a certain charity?

Sub 505 (Easy) | Arithmetic, Percent and Interest Problems

Sub 505 (Easy) | Arithmetic, Percent and Interest Problems hide tags

Bunuel

03 Jan 2014, 06:13

39

12

25,555

by: totaltestprepNick

25 Feb 2026, 15:23

ER

What is the value of the positive integer n ?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

03 Jan 2014, 06:17

39

10

19,883

by: bumpbot

25 Mar 2025, 08:59

ER

In the triangle above, does a^2 + b^2 = c^2 ?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

03 Jan 2014, 06:20

19

7

17,623

by: bumpbot

03 Jun 2023, 10:34

ER

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

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

03 Jan 2014, 06:21

28

7

19,553

by: totaltestprepNick

04 Mar 2026, 11:30

ER

If p = 3q, is p^2 > q^2

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

vikrantgulia

03 Jan 2014, 08:01

14

11

5,790

by: sumisachan

16 Nov 2018, 04:14

ER

Is the positive integer y a multiple of 12?

655-705 (Hard) | Multiples and Factors

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

GMATBeast

04 Jan 2014, 19:20

68

16

18,016

by: bumpbot

23 Jul 2024, 09:44

ER

For real numbers, A, B, C, and D on the number line

805+ (Hard) | Absolute Values +2 tags

805+ (Hard) | Absolute Values, Arithmetic, Inequalities hide tags

idinuv

04 Jan 2014, 23:57

74

12

10,799

by: bumpbot

10 Aug 2024, 01:17

ER

If a = 3bc, what is the value of c?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

werbliben

05 Jan 2014, 06:36

13

12

7,875

by: bumpbot

18 Jun 2023, 10:57

ER

What is the value of x ?

Poor Quality

Poor Quality hide tags

cssk

05 Jan 2014, 10:35

3

2,796

by: cssk

05 Jan 2014, 10:55

ER

Is |x| < 1 ?

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Poor Quality hide tags

gmatgambler

06 Jan 2014, 03:12

9

5

4,311

by: Bunuel

30 Aug 2016, 10:18

ER

The only contents in a container are green disks, blue disks

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

sanjoo

07 Jan 2014, 04:08

20

6

11,093

by: bumpbot

22 Nov 2023, 03:49

ER

A collection of 36 cards consists of 4 sets of 9 cards each. The 9 car

555-605 (Medium) | Arithmetic

555-605 (Medium) | Arithmetic hide tags

Bunuel

07 Jan 2014, 05:13

158

9

34,254

by: rushimehta

23 Jun 2025, 08:09

ER

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

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

07 Jan 2014, 05:19

16

4

13,381

by: totaltestprepNick

26 Feb 2026, 13:01

ER

If r, s, and t are nonzero integers, is r^5*s^3*t^4 negative

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

07 Jan 2014, 05:20

62

8

25,772

by: totaltestprepNick

23 Feb 2026, 13:15

ER

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

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

07 Jan 2014, 05:22

19

8

22,250

by: bumpbot

25 Dec 2024, 12:55

ER

On Monday a store had a sale on bottles of juice S and juice

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

nailit

07 Jan 2014, 07:04

9

3

10,851

by: bumpbot

09 Feb 2023, 07:15

ER

How many newspapers were sold at a certain newsstand today?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

09 Jan 2014, 06:49

3

5

14,967

by: bumpbot

13 Jun 2024, 01:32

ER

What is Ricky's age now?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

09 Jan 2014, 06:50

32

5

24,685

by: totaltestprepNick

04 Mar 2026, 10:44

ER

If both x and y are nonzero numbers, what is the value of y/x?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

09 Jan 2014, 06:52

65

17

27,477

by: bumpbot

18 Sep 2025, 02:06

ER

John took a test that had 60 questions numbered from 1 to 60

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

09 Jan 2014, 06:54

12

8

14,626

by: totaltestprepNick

25 Feb 2026, 16:24

ER

If x = 0.rstu, where r, s, t, and u each represent a nonzero digit of

555-605 (Medium) | Fractions and Ratios

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

Bunuel

09 Jan 2014, 06:56

111

10

26,738

by: bumpbot

30 Oct 2025, 00:22

ER

The events A, B, and C are independent. What is the probability that

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

goodyear2013

09 Feb 2026, 23:43

57

6

25,873

by: bumpbot

09 Feb 2026, 23:41

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

16,239

by: Kushchokhani

09 Jun 2022, 00:28

ER

In the rectangular coordinate system below, if OABC

805+ (Hard) | Coordinate Plane, Geometry

805+ (Hard) | Coordinate Plane, Geometry hide tags

idinuv

10 Jan 2014, 22:32

22

5

6,638

by: bumpbot

26 Jun 2023, 06:33

ER

Is x > 7?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

ankur1901

11 Jan 2014, 00:11

2

2,270

by: bumpbot

29 Mar 2017, 06:13

ER

A list contains n distinct integers. Are all n integers cons

805+ (Hard) | Statistics and Sets Problems

805+ (Hard) | Statistics and Sets Problems hide tags

1, 2

UdaySJha

11 Jan 2014, 04:46

156

32

30,105

by: bumpbot

25 Oct 2025, 22:01

ER

Every student at the Performing Arts Academy must take at

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

goodyear2013

11 Jan 2014, 05:34

49

7

10,542

by: bumpbot

15 Oct 2025, 01:58

ER

If X and Y are single-digit positive integers, is X + Y

705-805 (Hard) | Multiples and Factors

705-805 (Hard) | Multiples and Factors hide tags

goodyear2013

11 Jan 2014, 06:19

11

2

5,783

by: bumpbot

28 Aug 2025, 07:37

ER

What is the area of the shaded region above, if ABCD

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

goodyear2013

11 Jan 2014, 08:16

30

8

14,296

by: gmatophobia

22 May 2023, 04:31

ER

Brand A bike costs twice as much as the Brand B bike

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

rango

11 Jan 2014, 22:29

8

4

6,095

by: bumpbot

30 Sep 2025, 12:40

ER

The slope of line n in the xy-plane is not 0 and the y-inter

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

goodyear2013

12 Jan 2014, 05:14

12

2

5,009

by: bumpbot

19 Oct 2025, 17:57

ER

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

505-555 (Easy) | Algebra, Exponents

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

aeglorre

12 Jan 2014, 04:27

12

3

7,532

by: bumpbot

29 Dec 2023, 09:05

ER

If x is a positive integer and z = x! + (x + 2), is z prime?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

goodyear2013

12 Jan 2014, 07:25

11

2

4,726

by: bumpbot

14 Feb 2021, 03:56