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

78,643

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

188,471

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

487,854

by: bb

29 Aug 2025, 13:27

ER

If d denotes a decimal, is d>=0.5 ?

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

Bunuel

15 Oct 2012, 04:49

167

19

48,460

by: totaltestprepNick

24 Feb 2026, 12:53

ER

Stores L and M each sell a certain product at a different regular pric

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

31 Aug 2010, 22:31

193

19

39,457

by: totaltestprepNick

25 Feb 2026, 16:00

ER

Is xy < 6 (1) x < 3 and y < 2 (2) 1/2 < x < 2/3 and y^2 < 64

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

sacmanitin

21 Sep 2019, 17:08

209

19

37,938

by: totaltestprepNick

01 Mar 2026, 14:16

ER

In the sequence of positive numbers x1, x2, x3, ..., what is the value

555-605 (Medium) | Sequences

555-605 (Medium) | Sequences hide tags

testprep2010

21 Jun 2010, 15:58

346

19

102,271

by: totaltestprepNick

01 Mar 2026, 19:19

ER

A tank containing water started to leak. Did the tank contain more

605-655 (Medium) | Work and Rate Problems

605-655 (Medium) | Work and Rate Problems hide tags

MHIKER

14 Aug 2024, 02:56

249

19

57,958

by: totaltestprepNick

02 Mar 2026, 10:08

ER

Each of the students in a certain class received a single grade of P

505-555 (Easy) | Percent and Interest Problems

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

LM

03 Jun 2007, 03:08

213

19

66,046

by: totaltestprepNick

03 Mar 2026, 13:15

ER

What fraction of this year's graduating students at a certain college

605-655 (Medium) | Fractions and Ratios

605-655 (Medium) | Fractions and Ratios hide tags

sunland

17 Jun 2019, 05:54

204

19

38,353

by: totaltestprepNick

03 Mar 2026, 13:17

ER

In a survey of retailers, what percent had purchased computers for bus

555-605 (Medium) | Overlapping Sets, Percent and Interest Problems

555-605 (Medium) | Overlapping Sets, Percent and Interest Problems hide tags

Bunuel

14 Jun 2012, 03:17

214

19

53,251

by: totaltestprepNick

03 Mar 2026, 13:25

ER

On the number line above, p, q, r, s, and t are five consec

Sub 505 (Easy) | Statistics and Sets Problems

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

Walkabout

07 Dec 2012, 08:30

123

19

53,332

by: totaltestprepNick

04 Mar 2026, 11:59

ER

Does it benefit a company overall to invest in employee training?

655-705 (Hard) | Non-Math Related

655-705 (Hard) | Non-Math Related hide tags

guddo

13 Aug 2024, 01:26

126

19

11,474

by: XLmafia21

17 Mar 2026, 10:16

ER

If sequences S has 240 terms, what is the 239th term of S?

605-655 (Medium) | Sequences

605-655 (Medium) | Sequences hide tags

teeva

29 Sep 2013, 19:57

290

19

62,332

by: bumpbot

28 Mar 2026, 21:32

ER

A construction company was paid a total of $500,000 for a construction

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

asch13

22 Jul 2010, 11:55

348

19

65,919

by: bumpbot

02 Apr 2026, 11:18

ER

K is a set of integers such that if the integer r is in K,

505-555 (Easy) | Statistics and Sets Problems

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

dkverma

04 Aug 2012, 03:39

93

19

29,675

by: bumpbot

10 Apr 2026, 22:53

ER

A small School has three foreign language classes, one in French, one

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

AbdurRakib

30 Jun 2016, 14:49

354

19

64,542

by: Gmat860sanskar

13 Apr 2026, 12:46

ER

On his trip from Alba to Benton, Julio drove the first x miles at an

605-655 (Medium) | Distance and Speed Problems

605-655 (Medium) | Distance and Speed Problems hide tags

sandalphon

21 Oct 2019, 02:24

105

19

25,713

by: KarishmaB

15 Apr 2026, 07:33

ER

GMAT Club Around The World!!! A circle is inscribed in a square. What

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

1, 2

Bunuel

31 Dec 2020, 03:00

1

20

7,060

by: MakSha

03 Jan 2021, 03:32

ER

If p is a prime number, what is the value of p ? (1) \sqrt

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

1, 2

Bunuel

03 Oct 2010, 10:30

38

20

14,595

by: bumpbot

23 Jun 2022, 13:44

ER

Is x > 0? (1) |2x - 12| < 10 (2) x^2 - 10x >= -21

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

1, 2

WholeLottaLove

16 May 2013, 14:00

27

20

9,965

by: bumpbot

29 Nov 2022, 04:21

ER

If (xy)^)(1/2) = xy , what is the value of x + y?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

1, 2

dhushan

05 Sep 2009, 19:30

30

20

15,955

by: Bunuel

30 Jan 2023, 00:05

ER

Does the equation y = (x – p)(x – q) intercept the x-axis at

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

1, 2

alchemist009

09 Jun 2012, 17:24

114

20

31,765

by: bumpbot

30 May 2023, 02:30

ER

Is product 2*x*5*y an even integer? 1.2 + x + 5 + y is an

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

1, 2

prinits

29 May 2009, 04:53

104

20

13,981

by: bumpbot

31 May 2023, 13:50

ER

What is the perimeter of isosceles triangle ABC?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

1, 2

GMATT73

19 Jul 2012, 02:36

123

20

46,392

by: bumpbot

29 Jun 2023, 06:57

ER

Line m and n pass through point (1,2). Is the slope of m

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

1, 2

apoorvasrivastva

20 Feb 2010, 23:38

62

20

16,567

by: bumpbot

06 Aug 2023, 07:35

ER

What is the value of x?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

1, 2

Bunuel

05 Mar 2015, 09:31

10

20

5,557

by: bumpbot

26 Sep 2023, 06:44

ER

Susan and Iman are each typing a term paper. Who finishes

555-605 (Medium) | Work and Rate Problems

555-605 (Medium) | Work and Rate Problems hide tags

1, 2

cano

17 Sep 2010, 03:00

32

20

8,725

by: bumpbot

03 Oct 2023, 14:08

ER

Whether x>y>z?

655-705 (Hard) | Absolute Values, Inequalities

655-705 (Hard) | Absolute Values, Inequalities hide tags

1, 2

xyztroy

12 Apr 2010, 14:21

65

20

13,399

by: bumpbot

21 Nov 2023, 00:29

ER

If, in the figure above, ABCD is a rectangular region, what is the val

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

1, 2

Bunuel

26 Apr 2019, 03:04

101

20

23,977

by: EMPOWERgmatRichC

29 Nov 2023, 12:15

ER

Is z equal to the median of the three positive integers, x, y, and z?

505-555 (Easy) | Statistics and Sets Problems

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

1, 2

LM

28 Nov 2017, 01:19

129

20

47,336

by: bumpbot

16 Oct 2024, 12:52

ER

If n is a positive integer and r is the remainder when 4 + 7n is divid

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

1, 2

LM

17 Jun 2019, 04:07

376

20

60,594

by: GmatCracker09

07 Nov 2024, 08:30

ER

If x is not equal to y and if √x = y, what is the value of y

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

1, 2

kamalkicks

06 Sep 2019, 12:20

47

20

13,469

by: bumpbot

22 Nov 2024, 02:03

ER

If # represents one of the operations +,- and *, is a #

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

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

1, 2

zisis

19 Sep 2010, 16:09

52

20

20,833

by: bumpbot

17 Dec 2024, 04:55

ER

In the xy-plane, does the line with equation y = 3x + 2 contains the

605-655 (Medium) | Coordinate Plane

605-655 (Medium) | Coordinate Plane hide tags

1, 2

gaurav2k101

13 Jun 2019, 03:48

901

20

116,720

by: bumpbot

26 Dec 2024, 07:46

ER

What is the remainder when p is divided by 5?

705-805 (Hard) | Number Properties, Remainders

705-805 (Hard) | Number Properties, Remainders hide tags

1, 2

GMATBusters

23 May 2020, 19:04

29

20

8,741

by: bumpbot

10 Jan 2025, 11:01

ER

What is the value of t?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

1, 2

Bunuel

16 Jun 2016, 03:26

33

20

25,884

by: bumpbot

25 Feb 2025, 03:56

ER

S is a set of positive integers. The average of the terms in

705-805 (Hard) | Statistics and Sets Problems

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

1, 2

rohitgarg

07 Nov 2013, 11:43

79

20

22,116

by: bumpbot

05 Mar 2025, 22:34

ER

If x^2y^3 = 200, what is xy ? (1) y is an integer (2) x is an integer

705-805 (Hard) | Algebra, Number Properties

705-805 (Hard) | Algebra, Number Properties hide tags

1, 2

Bunuel

24 Jan 2020, 01:44

39

20

7,505

by: bumpbot

17 Mar 2025, 08:02

ER

Do at least 60 percent of the students in Pats class walk to school?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

1, 2

Bunuel

21 Oct 2015, 21:43

68

20

30,325

by: bumpbot

23 Mar 2025, 03:19

ER

What is the value of the tenths digit of number x?

555-605 (Medium) | Fractions and Ratios

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

1, 2

nikhilbajaj

24 Dec 2009, 10:33

79

20

27,429

by: bumpbot

30 Mar 2025, 00:19

ER

A certain company has 255 employees. If an employee is to be selected

605-655 (Medium) | Probability

605-655 (Medium) | Probability hide tags

1, 2

unuk50

19 Jun 2016, 05:17

171

20

40,364

by: bumpbot

30 Mar 2025, 15:12

ER

What is the volume of a certain rectangular solid?

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

1, 2

amod243

14 Dec 2012, 05:52

522

20

70,100

by: bumpbot

02 Apr 2025, 18:32

ER

If a and b are constants, what is the value of a ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

1, 2

Carcass

11 Jun 2021, 09:49

178

20

32,676

by: bumpbot

10 Apr 2025, 12:04

ER

GMAT Club World Cup 2022 (DAY 9): If x and y are integer

805+ (Hard) | Exponents, Inequalities

805+ (Hard) | Exponents, Inequalities hide tags

1, 2

Bunuel

21 Jul 2022, 08:00

25

20

4,618

by: KarishmaB

22 Apr 2025, 20:56

ER

Sets M and N contain exactly m and n elements, respectively.

555-605 (Medium) | Overlapping Sets

555-605 (Medium) | Overlapping Sets hide tags

1, 2

Lettherebelight

25 Mar 2016, 05:17

380

20

69,784

by: bumpbot

17 May 2025, 03:04

ER

If digit h is the hundredths' digit in the decimal d=0.2h6,

555-605 (Medium) | Fractions and Ratios

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

1, 2

vanidhar

20 Sep 2012, 04:55

177

20

35,731

by: bumpbot

21 May 2025, 22:27

ER

Lines k and l intersect in the coordinate plane at point (3,

805+ (Hard) | Coordinate Plane

805+ (Hard) | Coordinate Plane hide tags

1, 2

supri1234

09 Jul 2013, 15:49

128

20

17,511

by: bumpbot

23 May 2025, 23:03

ER

When positive integer n is divided by 3, the remainder is 2; and when

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

1, 2

priyankurml

08 Sep 2023, 08:00

337

20

81,204

by: rak08

28 May 2025, 03:54

ER

Warehouse W's revenue from the sale of sofas was what percen

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

1, 2

young_gun

11 Mar 2014, 01:30

437

20

94,738

by: bumpbot

30 May 2025, 03:12

ER

Is the average (arithmetic mean) of the numbers x, y, and z greater th

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

1, 2

Bunuel

26 Apr 2019, 02:45

128

20

32,094

by: bumpbot

01 Jun 2025, 04:18

ER

Is the integer z divisible by 6?

605-655 (Medium) | Multiples and Factors, Number Properties

605-655 (Medium) | Multiples and Factors, Number Properties hide tags

1, 2

enigma123

25 Jun 2011, 12:22

61

20

21,352

by: GMATinsight

03 Jun 2025, 03:37

ER

Machines A and B each produce tablets at their respective co

805+ (Hard) | Work and Rate Problems

805+ (Hard) | Work and Rate Problems hide tags

1, 2

tk1tez7777

05 Oct 2013, 04:32

193

20

27,460

by: bumpbot

08 Jun 2025, 11:49