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

179

15

79,863

by: thisisakr

16 Apr 2026, 11:46

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100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

858

24

189,006

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

488,716

by: bb

29 Aug 2025, 13:27

ER

A certain salesperson earns a total sales commission of d dollars for

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

GMATNinja

13 Feb 2024, 01:15

14

4

2,775

by: bumpbot

06 Dec 2025, 01:00

ER

Was the average (arithmetic mean) of the temperature at noon in degree

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

08 Nov 2024, 01:30

7

4

1,772

by: whatsinthename1

05 Dec 2025, 23:12

ER

If x and y are both prime, is xy = 323?

705-805 (Hard) | Multiples and Factors, Number Properties

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

tusharGupta1

23 Apr 2014, 08:36

68

10

17,228

by: bumpbot

04 Dec 2025, 14:41

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HOT Competition 2 Sep/8AM: What is the probability of getting four tai

705-805 (Hard) | Probability

705-805 (Hard) | Probability hide tags

Bunuel

02 Sep 2020, 08:00

75

7

9,713

by: HarshavardhanR

03 Dec 2025, 07:57

ER

If the points p, q r and s are equally spaced in a number line, where

705-805 (Hard) | Algebra, Sequences

705-805 (Hard) | Algebra, Sequences hide tags

niteshwaghray

23 May 2017, 01:03

12

6

5,501

by: bumpbot

02 Dec 2025, 20:40

ER

At a restaurant, a group of friends ordered four main dishes and three

705-805 (Hard) | Min-Max Problems

705-805 (Hard) | Min-Max Problems hide tags

sm1510

07 Dec 2021, 05:57

18

3

4,295

by: luisdicampo

02 Dec 2025, 08:29

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HOT Competition 26 Aug/8AM: What is the units digit of n^(p+1), where

705-805 (Hard) | Exponents, Remainders

705-805 (Hard) | Exponents, Remainders hide tags

Bunuel

26 Aug 2020, 08:00

23

4

8,656

by: bumpbot

02 Dec 2025, 07:13

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If y > 0, is x/y < 3? (1) x(x + y) − 4y(x + y) < 0 (2) 5(y + 8) < 20y

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

Bunuel

01 Dec 2021, 06:00

3

2,207

by: arushi118

02 Dec 2025, 01:38

ER

On Jane's credit card account, the average daily balance for 30-day

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

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

anilnandyala

07 Jun 2019, 04:04

423

18

51,987

by: ExpertsGlobal5

30 Nov 2025, 22:26

There are five homes. If the median price of a home is $200,000

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

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

itisSheldon

28 Mar 2018, 07:18

76

8

10,531

by: bumpbot

30 Nov 2025, 21:58

Mike bought 10 pens, all having distinct prices in integer number of

705-805 (Hard) | Statistics and Sets Problems

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

amanvermagmat

06 Aug 2018, 11:20

14

4

2,936

by: bumpbot

30 Nov 2025, 05:47

ER

Eli has arranged all his books on two shelves such that the upper and

705-805 (Hard) | Math Related, Word Problems

705-805 (Hard) | Math Related, Word Problems hide tags

bhanu29

27 Nov 2025, 19:56

24

4

1,662

by: MartyMurray

28 Nov 2025, 11:23

ER

If Jay has 99 problems, in how many ways can he select k of them to ra

705-805 (Hard) | Combinations

705-805 (Hard) | Combinations hide tags

Bunuel

18 Apr 2017, 04:54

169

14

18,435

by: arunbhati

28 Nov 2025, 02:57

ER

Is x the square of an Integer?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

enigma123

23 May 2013, 05:19

51

5

17,199

by: bumpbot

28 Nov 2025, 02:44

ER

The average monthly income of 14 younger workers is X, Together with

705-805 (Hard) | Statistics and Sets Problems

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

Bunuel

24 Jul 2025, 22:00

8

4

1,190

by: mattisweb

27 Nov 2025, 10:49

ER

A child had 5 friends at her birthday party. The children opened a box

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

02 May 2025, 00:30

8

6

2,265

by: Bunuel

26 Nov 2025, 06:53

ER

55 people live in an apartment complex with three fitness

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

Tagger

15 Apr 2013, 06:36

109

15

25,848

by: bumpbot

25 Nov 2025, 22:16

ER

If n and p are positive integers, what is the ratio of n to p? (1) n

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

duahsolo

26 May 2017, 07:55

30

3

6,009

by: bumpbot

25 Nov 2025, 05:40

ER

A set has a series of numbers such as a that

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

alphonsa

02 Aug 2014, 01:42

18

6

4,473

by: bumpbot

25 Nov 2025, 00:09

ER

12 Days of Christmas GMAT Competition - Day 11: If p is a positive mul

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

Bunuel

24 Dec 2020, 19:00

31

16

4,871

by: bumpbot

24 Nov 2025, 09:21

ER

Is x negative?

705-805 (Hard) | Exponents, Inequalities

705-805 (Hard) | Exponents, Inequalities hide tags

PrashantPonde

17 Feb 2013, 12:16

114

13

19,851

by: bumpbot

24 Nov 2025, 05:09

ER

At a movie theater, the total revenue from selling two types of...

705-805 (Hard) | Statistics and Sets Problems

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

ElenaFerrante

14 Nov 2025, 00:17

2

562

by: 3ammuse

24 Nov 2025, 00:54

ER

An investment has been growing at a fixed annual rate of 20% since it

705-805 (Hard) | Percent and Interest Problems

705-805 (Hard) | Percent and Interest Problems hide tags

1, 2

gmatt1476

21 Sep 2019, 15:52

270

22

28,550

by: bumpbot

23 Nov 2025, 06:45

ER

GMAT Club Olympics 2024 (Day 10): An alloy is made by mixing certain

705-805 (Hard) | Mixture Problems

705-805 (Hard) | Mixture Problems hide tags

Bunuel

19 Jul 2024, 07:00

26

10

7,223

by: bumpbot

23 Nov 2025, 00:21

ER

If a, b, c, d, e and f are integers, is their median greater than

705-805 (Hard) | Statistics and Sets Problems

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

Bunuel

30 Sep 2023, 05:15

6

3

1,726

by: bumpbot

21 Nov 2025, 09:30

ER

If x + y < 2z is x < z ? (1) z < y (2) x < y

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

Bunuel

10 Jan 2024, 12:30

7

2

1,713

by: bumpbot

20 Nov 2025, 20:30

ER

Harry and Ron work for the same company but earn different incomes and

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

EgmatQuantExpert

26 May 2017, 05:01

24

6

4,043

by: bumpbot

20 Nov 2025, 11:54

ER

Two friends, X and Y start from two points M and N and move towards

705-805 (Hard) | Distance and Speed Problems

705-805 (Hard) | Distance and Speed Problems hide tags

1, 2

Bunuel

06 Jul 2017, 02:33

63

20

10,104

by: bumpbot

20 Nov 2025, 06:15

ER

If y>=0, What is the value of x? (1) |x-3|>=y (2) |x-3|<=-y

705-805 (Hard) | Absolute Values, Inequalities

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

ugimba

09 Jan 2010, 14:17

302

15

45,644

by: manan01

19 Nov 2025, 10:05

ER

X is a set containing 7 different numbers. Y is a set containing 6 dif

705-805 (Hard) | Statistics and Sets Problems

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

GGMU

17 Nov 2025, 23:05

38

6

14,519

by: Bunuel

17 Nov 2025, 23:05

ER

Grace makes an initial deposit of x dollars into a savings a

705-805 (Hard) | Percent and Interest Problems

705-805 (Hard) | Percent and Interest Problems hide tags

enigma123

18 Apr 2014, 04:33

188

10

23,925

by: bumpbot

17 Nov 2025, 21:26

ER

If n is a positive integer that is less than 10, what is the

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

TOUGH GUY

10 Dec 2005, 16:19

44

9

17,385

by: bumpbot

17 Nov 2025, 10:55

ER

After winning 30 percent of the first 50 games it played, team A won

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

29 Jul 2024, 01:30

12

6

3,479

by: HowCanIDoThis

17 Nov 2025, 02:50

ER

Is x^1/2 a prime number? (1) |3x - 7| = 2x + 2 (2) x^2 = 9x

705-805 (Hard) | Absolute Values, Algebra

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

GMATmission

16 Nov 2025, 01:06

22

16

8,828

by: Bunuel

16 Nov 2025, 01:07

ER

If [p] is defined as the smallest integer greater than or equal to -p,

705-805 (Hard) | Functions and Custom Characters, Inequalities

705-805 (Hard) | Functions and Custom Characters, Inequalities hide tags

kiran120680

14 Mar 2019, 05:13

18

2

2,986

by: bumpbot

15 Nov 2025, 09:27

ER

Over the last two years, who made more money investing in the stock

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

10 Jul 2015, 02:23

47

8

6,225

by: bumpbot

15 Nov 2025, 00:34

ER

If x and y are both prime, is x*y = 323?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

Bunuel

06 Apr 2015, 07:29

28

10

5,550

by: bumpbot

13 Nov 2025, 10:07

ER

If the average (arithmetic mean) annual income for a group of people

705-805 (Hard) | Percent and Interest Problems, Word Problems

705-805 (Hard) | Percent and Interest Problems, Word Problems hide tags

Bunuel

25 Jan 2018, 23:54

13

5

4,347

by: bumpbot

13 Nov 2025, 04:19

ER

Members of a wrestling team were weighed twice. Was the standard devia

705-805 (Hard) | Statistics and Sets Problems

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

Bunuel

02 Jun 2018, 13:46

45

7

6,549

by: bumpbot

13 Nov 2025, 00:03

ER

Part of a sum was lent at 6% per annum

705-805 (Hard) | Percent and Interest Problems

705-805 (Hard) | Percent and Interest Problems hide tags

eka9045

30 Jan 2020, 22:57

7

2

1,966

by: bumpbot

12 Nov 2025, 23:19

ER

Aaron traveled d1 miles between city A and city B at a speed

705-805 (Hard) | Distance and Speed Problems

705-805 (Hard) | Distance and Speed Problems hide tags

Bunuel

28 Nov 2022, 09:15

11

2

2,086

by: bumpbot

11 Nov 2025, 10:19

ER

Set A consists of scores obtained by each of the students in Class X

705-805 (Hard) | Number Properties +2 tags

705-805 (Hard) | Number Properties, Poor Quality, Statistics and Sets Problems hide tags

kiran120680

13 Jun 2019, 02:09

17

5

2,937

by: Bunuel

11 Nov 2025, 00:23

ER

Car X leaves Town A at 2 p.m. and drives toward Town B at a

705-805 (Hard) | Distance and Speed Problems

705-805 (Hard) | Distance and Speed Problems hide tags

dixitraghav

30 May 2010, 09:49

132

15

21,265

by: crimson_noise

10 Nov 2025, 11:02

ER

If there are 400 women at College X and 200 students live off-campus

705-805 (Hard) | Overlapping Sets

705-805 (Hard) | Overlapping Sets hide tags

Bunuel

13 Apr 2022, 06:30

21

6

3,800

by: bumpbot

10 Nov 2025, 07:11

ER

The average of five number is 16. Is the sum of the two largest number

705-805 (Hard) | Statistics and Sets Problems

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

Bunuel

01 Feb 2022, 02:30

9

3

2,232

by: bumpbot

08 Nov 2025, 10:31

ER

|x + 2| = |y + 2| what is the value of x + y ?

705-805 (Hard) | Absolute Values, Inequalities

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

1, 2

gauravsoni

17 Oct 2019, 10:37

183

22

24,730

by: anushree01

08 Nov 2025, 03:36

ER

$150 in prize money is going to be split among 6 contestants in a comp

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

06 Oct 2021, 06:00

15

6

3,618

by: pappal

07 Nov 2025, 14:22

ER

Class A and Class B took the same test. For class A, the median score

705-805 (Hard) | Statistics and Sets Problems

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

Bunuel

03 Jan 2018, 20:47

23

3

9,324

by: iamjatinagrawal

07 Nov 2025, 06:31

In a survey, heights of boys and girls in School M were measured.

705-805 (Hard) | Statistics and Sets Problems

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

Aabhash777

12 Jan 2023, 01:58

11

4

4,195

by: bumpbot

05 Nov 2025, 23:15

ER

John distributed a total of 625 chocolates among a group of boys and

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

19 Dec 2019, 04:00

6

3

2,063

by: bumpbot

05 Nov 2025, 09:30