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

78,723

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

856

24

188,529

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

487,942

by: bb

29 Aug 2025, 13:27

ER

What is the value of (a+b)^2?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

megafan

24 Dec 2012, 18:59

18

6

9,814

by: bumpbot

06 May 2024, 12:54

ER

If |x| < 4, what is the value of x?

555-605 (Medium) | Absolute Values, Multiples and Factors

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

pikachu

24 Dec 2012, 13:42

20

4

6,589

by: bumpbot

27 Sep 2023, 02:01

ER

Are all of the terms in Set A equal?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

vishu1414

22 Dec 2012, 08:45

34

13

8,375

by: bumpbot

20 Mar 2025, 11:36

ER

Is x a prime number? (1) x is an even number. (2) x cannot be divided

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

fozzzy

20 Dec 2012, 01:16

12

10

14,100

by: bumpbot

15 Sep 2022, 23:07

ER

Is k the square of an integer?

555-605 (Medium) | Algebra, Number Properties

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

jsphcal

05 Sep 2017, 01:08

63

8

13,101

by: bumpbot

25 Feb 2025, 09:44

ER

What is the value of x?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

jsphcal

19 Dec 2012, 08:12

43

5

9,255

by: bumpbot

10 May 2023, 11:22

ER

Does ab= a^2

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

jsphcal

18 Dec 2012, 22:51

18

8

8,333

by: bumpbot

15 Oct 2024, 21:28

ER

If n is a positive integer, is the value of b - a at least twice the

555-605 (Medium) | Algebra, Exponents

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

1, 2

Walkabout

18 Dec 2012, 09:00

320

24

44,570

by: totaltestprepNick

24 Feb 2026, 09:43

ER

In the expression above, if xn#0, what is the value of S?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Walkabout

18 Dec 2012, 08:13

31

5

21,952

by: totaltestprepNick

26 Feb 2026, 13:06

ER

A report consisting of 2,600 words is divided into 23 paragr

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Walkabout

18 Dec 2012, 08:01

143

13

28,289

by: totaltestprepNick

04 Mar 2026, 10:59

ER

If Sara's age is exactly twice Bill's age, what is Sara's ag

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Walkabout

18 Dec 2012, 07:43

30

9

21,551

by: totaltestprepNick

04 Mar 2026, 10:43

ER

The fire department has two classes of employees, responders

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

MOKSH

18 Dec 2012, 07:06

25

5

10,620

by: Demonicgod

15 Oct 2025, 19:15

ER

In the figure above, if the area of triangular region D is 4

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Walkabout

18 Dec 2012, 06:58

76

15

33,753

by: bumpbot

27 Sep 2024, 05:39

ER

The price per share of Stock X increased by 10 percent over

505-555 (Easy) | Percent and Interest Problems

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

Walkabout

18 Dec 2012, 06:47

163

13

35,011

by: totaltestprepNick

25 Feb 2026, 15:52

ER

What amount did Jean earn from the commission on her sales

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Walkabout

18 Dec 2012, 06:28

70

6

33,354

by: totaltestprepNick

04 Mar 2026, 10:34

ER

In the figure above, what is the value of x + y ?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Walkabout

18 Dec 2012, 06:08

189

12

53,046

by: bumpbot

27 Nov 2023, 09:56

ER

Any decimal that has only a finite number of nonzero digits

555-605 (Medium) | Fractions and Ratios

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

Walkabout

18 Dec 2012, 05:27

257

12

50,096

by: bumpbot

16 May 2025, 10:35

ER

If a and b are positive integers such that a < b, is b even?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

PrashantPonde

18 Dec 2012, 02:19

61

11

17,341

by: bumpbot

22 May 2025, 04:17

ER

What percent of Firm XYZ's budget will be spent on legal exp

655-705 (Hard) | Percent and Interest Problems

655-705 (Hard) | Percent and Interest Problems hide tags

Archit143

16 Dec 2012, 11:55

13

6

4,801

by: bumpbot

10 Oct 2024, 11:28

ER

A clothing store's revenue last May was 6 percent less than

805+ (Hard) | Percent and Interest Problems, Word Problems

805+ (Hard) | Percent and Interest Problems, Word Problems hide tags

mun23

20 Nov 2023, 07:17

317

18

39,143

by: bumpbot

28 Mar 2026, 02:07

ER

For nonnegative integers x and y, what is the remainder when

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

JJ2014

15 Dec 2012, 11:35

43

19

11,424

by: bumpbot

03 May 2024, 11:12

ER

What is the value of y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

JJ2014

15 Dec 2012, 11:33

23

5

7,264

by: bumpbot

11 Jun 2024, 03:47

ER

Is (y - 10)^2 > (x + 10)^2

805+ (Hard) | Algebra, Inequalities

805+ (Hard) | Algebra, Inequalities hide tags

JJ2014

05 Apr 2018, 13:53

78

9

11,980

by: bumpbot

13 Dec 2023, 12:20

ER

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

605-655 (Medium) | Algebra, Remainders

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

JJ2014

15 Dec 2012, 11:30

72

9

14,352

by: bumpbot

12 Jul 2025, 12:19

ER

a, b, and c are positive, is a > b?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

daviesj

14 Dec 2012, 09:28

16

9

4,931

by: bumpbot

10 Aug 2023, 06:01

ER

The average of 6 numbers in a set is equal to 0. What is the

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

daviesj

14 Dec 2012, 09:26

45

10

11,255

by: HarshG7

08 Sep 2025, 22:36

ER

The price of an automobile decreased m percent between 2010

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

daviesj

14 Dec 2012, 09:19

36

8

8,612

by: ShubhadeepB

01 Apr 2025, 05:40

ER

What was the total amount of revenue that a theater received

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Walkabout

14 Dec 2012, 09:16

22

7

19,223

by: totaltestprepNick

03 Mar 2026, 09:45

ER

Quadrilateral RSTU shown above is a site plan for a parking lot in

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Walkabout

14 Dec 2012, 08:53

52

8

25,004

by: bumpbot

05 Aug 2023, 10:11

ER

Are all of the numbers in a certain list of 15 numbers equal

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

1, 2

Walkabout

14 Dec 2012, 08:36

354

32

65,417

by: bumpbot

24 Dec 2025, 17:42

ER

When a player in a certain game tossed a coin a number of

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Walkabout

14 Dec 2012, 08:28

33

4

17,223

by: totaltestprepNick

02 Mar 2026, 08:09

ER

Last year, a certain company began manufacturing product X

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

1, 2

Walkabout

01 Aug 2021, 04:04

907

22

85,017

by: bumpbot

24 Apr 2026, 06:38

ER

How many of the 60 cars sold last month by a certain dealer

Sub 505 (Easy) | Overlapping Sets

Sub 505 (Easy) | Overlapping Sets hide tags

Walkabout

14 Dec 2012, 07:34

48

18

24,063

by: totaltestprepNick

03 Mar 2026, 12:45

ER

If @ represents one of the operations +, -, and x, is k@(l+m

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

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

Walkabout

14 Dec 2012, 07:13

240

14

44,732

by: totaltestprepNick

01 Mar 2026, 19:23

ER

Six shipments of machine parts were shipped from a factory on two

705-805 (Hard) | Fractions and Ratios, Word Problems

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

1, 2

Walkabout

14 Dec 2012, 06:24

676

20

70,091

by: Bunuel

03 Jan 2026, 04:02

ER

What was the revenue that a theater received from the sale

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Walkabout

14 Dec 2012, 05:30

11

6

14,647

by: bumpbot

31 Aug 2023, 00:49

ER

A box contains only red chips, white chips, and blue chips.

505-555 (Easy) | Probability

505-555 (Easy) | Probability hide tags

Walkabout

14 Dec 2012, 05:19

145

7

41,750

by: bumpbot

14 Jan 2026, 04:29

ER

An employee is paid 1.5 times the regular hourly rate for

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Walkabout

14 Dec 2012, 05:09

62

6

30,378

by: totaltestprepNick

03 Mar 2026, 10:06

ER

The range of the numbers in set S is x, and the range of the

555-605 (Medium) | Statistics and Sets Problems

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

Walkabout

14 Dec 2012, 03:47

273

14

51,680

by: totaltestprepNick

04 Mar 2026, 11:26

ER

In the figure above, points A, B, C, D, and E lie on a line. A is on

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Walkabout

05 Feb 2019, 23:15

343

13

68,131

by: bumpbot

10 Sep 2025, 10:48

ER

A certain bookcase has 2 shelves of books. On the upper

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

Walkabout

13 Dec 2012, 08:17

312

13

58,987

by: bumpbot

07 Jan 2026, 07:55

ER

During a 6·day local trade show, the least number of people

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Walkabout

13 Dec 2012, 07:42

115

8

25,141

by: totaltestprepNick

04 Mar 2026, 10:52

ER

If arc PQR above is a semicircle, what is the length of diameter PR ?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Walkabout

13 Dec 2012, 07:14

701

18

68,442

by: bumpbot

28 Jan 2025, 13:51

ER

The length of the edging that surrounds circular garden K is

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Walkabout

13 Dec 2012, 06:53

22

8

17,925

by: bumpbot

17 Nov 2023, 05:10

ER

On a company-sponsored cruise, 2/3 of the passengers were

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Walkabout

13 Dec 2012, 06:43

22

9

19,760

by: demawtf

19 Jun 2024, 06:48

ER

If the successive tick marks shown on the number line above

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Walkabout

13 Dec 2012, 06:19

155

7

34,278

by: totaltestprepNick

04 Mar 2026, 11:33

ER

At what speed was a train traveling on a trip when it had

505-555 (Easy) | Distance and Speed Problems

505-555 (Easy) | Distance and Speed Problems hide tags

Walkabout

21 Jul 2013, 11:32

213

15

54,814

by: totaltestprepNick

02 Mar 2026, 08:23

ER

If a certain animated cartoon consists of a total of 17,280 frames on

Sub 505 (Easy) | Distance and Speed Problems

Sub 505 (Easy) | Distance and Speed Problems hide tags

Walkabout

13 Dec 2012, 05:41

69

10

28,124

by: Bunuel

08 Apr 2026, 03:43

ER

Amanda and Todd purchase candy, popcorn, and pretzels at the

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

daviesj

12 Dec 2012, 09:33

27

7

7,338

by: bumpbot

17 Jan 2026, 07:48

ER

If a is non-negative, is x^2 + y^2 > 4a ?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

Marcab

10 May 2013, 09:26

87

14

18,110

by: Bunuel

02 Apr 2025, 00:05