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

182

15

82,804

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of May 2026

1, 2

Bunuel

01 Jan 2026, 05:45

862

24

191,018

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

490,954

by: bb

29 Aug 2025, 13:27

ER

For Company A, did profit increase by more than 10%?

655-705 (Hard) | Percent and Interest Problems

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

achloes

06 Jul 2023, 23:50

25

9

5,208

by: bumpbot

05 Jun 2025, 03:50

For Company A, by what percent did profit increase this year over last

Sub 505 (Easy) | Percent and Interest Problems

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

achloes

20 Jun 2023, 03:48

2

1,369

by: achloes

01 Jul 2023, 01:02

What is the value of x?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

achloes

30 Jun 2023, 21:36

1

1,082

by: greysniper7

01 Jul 2023, 00:02

ER

What is the remainder when is divided by 6 if is a positiv

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

actleader

12 Nov 2012, 23:18

15

8

11,160

by: bumpbot

29 Oct 2025, 09:03

ER

Given that p and q are positive, prime numbers greater than

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

actleader

10 Nov 2012, 05:17

18

9

5,563

by: bumpbot

04 Jan 2024, 14:13

ER

What is the remainder when positive integer t is divided by

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

actleader

13 Nov 2012, 12:48

23

9

6,831

by: bumpbot

09 Sep 2021, 09:50

ER

Is the integer m an even number?

555-605 (Medium) | Absolute Values, Number Properties

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

actleader

15 Nov 2012, 12:03

32

12

6,021

by: bumpbot

26 Feb 2020, 23:36

ER

Is the product of j, k, l and m, or jklm, an odd number?

605-655 (Medium) | Algebra, Number Properties

605-655 (Medium) | Algebra, Number Properties hide tags

actleader

10 Nov 2012, 04:57

2

3,595

by: bumpbot

29 Mar 2017, 05:50

ER

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

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Poor Quality hide tags

actleader

06 Nov 2012, 22:59

3

4,387

by: dabral

07 Nov 2012, 14:37

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Is x > 0? (1) x^6 > x^7 (2) x^7 > x^8

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

aDAMS

04 Apr 2023, 10:20

73

14

14,913

by: bumpbot

24 Sep 2025, 09:17

ER

A certain one-day seminar consisted of a morning session and

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

adarsh12345

01 Sep 2019, 13:33

301

19

69,004

by: bumpbot

30 Apr 2026, 19:36

ER

Three business partners owned 100% of a certain company.

605-655 (Medium) | Fractions and Ratios, Word Problems

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

adarsh12345

02 Nov 2009, 04:02

28

9

17,169

by: bumpbot

21 Aug 2023, 08:13

ER

In a certain survey, 1,200 people were asked which they

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

adinit

12 Apr 2011, 22:11

9

7

9,901

by: bumpbot

11 Mar 2026, 12:30

There are 22 items on a restaurant menu. A menu item cannot contain

655-705 (Hard) | Non-Math Related

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

ADisHere

12 Jan 2025, 02:03

16

2

2,597

by: StanleyVu

01 Dec 2025, 01:29

ER

If f and g are integers, is fg + 2 prime?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

aditi1903

12 Oct 2012, 00:40

15

8

8,567

by: bumpbot

07 Aug 2025, 06:48

ER

At the beginning of 1990, Jon and Krista each purchased a

505-555 (Easy) | Percent and Interest Problems

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

aditi1903

12 Oct 2012, 00:51

3

2

4,652

by: bumpbot

28 Dec 2022, 13:05

In an election four parties A, B, C and D contested for a post. 40% of

705-805 (Hard) | Statistics and Sets Problems

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

Adityachopra1

05 Aug 2023, 00:35

4

2,174

by: bumpbot

17 May 2026, 01:51

ER

What are the values of 3 integers a,b and c

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

AdityaHongunti

01 Feb 2023, 13:48

8

5

5,253

by: chetan2u

29 Sep 2020, 09:23

ER

What is the perimeter of triangle PQR ?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

adkikani

04 Jan 2023, 05:54

46

16

11,458

by: bumpbot

29 Dec 2025, 08:33

ER

Claire paid a total of $1 .60 for stamps, some of which cost $0.20 eac

505-555 (Easy) | Fractions and Ratios

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

adkikani

21 Nov 2018, 08:12

21

4

10,293

by: bumpbot

19 Nov 2025, 12:20

ER

What was Bill's average (arithmetic mean) grade for all of his courses

Sub 505 (Easy) | Statistics and Sets Problems

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

adkikani

20 Nov 2018, 09:12

11

6

9,243

by: nurbijoy

12 Nov 2025, 22:24

ER

In a sequence of numbers in which each term is two more than the prece

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

adkikani

05 Sep 2023, 00:07

22

8

6,856

by: bumpbot

08 Aug 2025, 13:30

If the price of potatoes is $0.2 per pound, what is the maximum number

505-555 (Easy) | Arithmetic

505-555 (Easy) | Arithmetic hide tags

adkikani

28 Apr 2023, 00:13

34

6

8,873

by: bumpbot

04 Feb 2025, 16:00

ER

If x is a positive integer, x^(1/2) an integer?

555-605 (Medium) | Exponents, Number Properties

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

adkikani

25 Nov 2017, 00:13

11

9

5,683

by: bumpbot

17 Jan 2025, 10:50

ER

If x is an integer, what is the value of x ?

505-555 (Easy) | Algebra, Inequalities

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

adkikani

08 Feb 2024, 01:11

43

8

10,980

by: bumpbot

20 Nov 2024, 11:53

If John is exactly 4 years older than Bill, how old is John?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

adkikani

22 Nov 2018, 09:06

5

3

8,482

by: bumpbot

24 Sep 2024, 11:24

ER

If x is positive, what is the value of y ?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

adkikani

23 May 2018, 18:40

6

7

10,825

by: bumpbot

21 May 2024, 08:35

In triangle HGM, what is the length of side HM?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

adkikani

21 Nov 2018, 08:12

7

3

7,132

by: bumpbot

13 May 2024, 00:16

ER

A wooden rod is cut into two pieces. What is the length of the longer

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

adkikani

30 Sep 2017, 04:59

24

4

17,053

by: bumpbot

01 Aug 2023, 02:36

ER

P is a particle on the circle shown above. What is the length of the

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

adkikani

06 Mar 2023, 00:24

9

3

6,117

by: bumpbot

20 Feb 2023, 23:23

ER

If x = 2y , what is the value of xy?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

adkikani

20 Nov 2018, 09:18

2

5

4,710

by: kungfury42

24 Feb 2022, 11:34

ER

Is n an integer greater than 14?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

adkikani

08 Feb 2024, 01:11

5

6,248

by: kungfury42

17 Feb 2022, 11:07

ER

If x and y are positive integers, is y a prime number?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

adkikani

25 Apr 2018, 21:24

10

6,867

by: kingcrimson282

14 Aug 2021, 09:05

ER

What is the value of x? (1) 3 + x + y = 14 and 2x + y = 15 (2) 3x + 2

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

adkikani

01 Oct 2022, 10:13

3

5

7,047

by: Archit3110

02 Jan 2019, 17:28

ER

a and b are integers. [x] is an integer less than or equal to x.

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

adlakha1992

25 May 2019, 05:10

4

2

2,795

by: MahmoudFawzy

25 May 2019, 11:15

ER

In the figure above, PQRS is a square and AB = AC. Is the area of tria

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

AdmitJA

28 Jan 2015, 22:16

136

17

25,765

by: bumpbot

12 Mar 2025, 23:27

ER

In △ABC, is any angle greater than 90°?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

adstudy

22 Oct 2018, 07:59

10

6

2,378

by: bumpbot

31 May 2022, 08:15

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

7,575

by: bumpbot

29 Dec 2023, 09:05

ER

If the graph of y = x^2 + ax + b passes through the points

805+ (Hard) | Coordinate Plane

805+ (Hard) | Coordinate Plane hide tags

1, 2, 3

aeros232

30 Sep 2012, 14:45

348

45

54,648

by: bumpbot

02 Apr 2025, 11:33

ER

If x is a positive integer, is (x)(x + 2)(x + 4) div by 12?

655-705 (Hard) | Multiples and Factors

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

aeros232

26 Nov 2012, 09:40

39

10

12,546

by: bumpbot

03 Dec 2023, 10:07

ER

Two coins are tossed with probability landing at Head not

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

aeros232

23 Nov 2012, 03:39

6

8

7,021

by: Bunuel

04 Jun 2014, 09:11

ER

Is x > 0?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

1, 2

afife76

27 Feb 2014, 11:15

26

21

10,937

by: bumpbot

30 Oct 2021, 06:47

ER

A building with an area of x acres can be divided into many lots. The

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Poor Quality hide tags

Afroditee

26 Oct 2022, 01:12

1

2

989

by: DmitryFarberMPrep

31 Oct 2022, 23:19

In the xy-coordinate plane, how many points of intersection with the

655-705 (Hard) | Coordinate Plane, Graphs and Illustrations

655-705 (Hard) | Coordinate Plane, Graphs and Illustrations hide tags

agathe1910

03 Aug 2023, 03:19

9

3

2,308

by: bumpbot

27 Oct 2024, 06:26

ER

During a sale, a clothing store sold each shirt at a price of $15 and

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

agdimple333

01 May 2011, 13:48

129

8

39,172

by: totaltestprepNick

03 Mar 2026, 09:52

ER

Sequence A is defined by the equation An = 3n + 2, where n is an integ

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

agdimple333

08 Jan 2021, 10:27

50

13

36,986

by: Bunuel

11 Dec 2025, 03:14

In the quadrilateral PQRS, side PS is parallel to side QR.

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

agdimple333

28 Jun 2011, 15:45

82

11

64,095

by: bumpbot

07 Oct 2022, 19:55

ER

Is the Sum of 5 different positive integers greater then 35?

655-705 (Hard) | Statistics and Sets Problems

655-705 (Hard) | Statistics and Sets Problems hide tags

agentzap

05 Feb 2012, 09:32

9

5,321

by: bumpbot

23 May 2020, 21:20

ER

Larry saves x dollars per month. Will Larrys total savings one year

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

agnok

06 Oct 2010, 07:10

97

5

18,622

by: Shin0099

06 Jul 2025, 16:53

ER

If x and y are positive, is the ratio of x to y greater than

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

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

agnok

06 Oct 2010, 08:52

83

7

19,266

by: bumpbot

01 Jun 2025, 21:15