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

79,699

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

188,975

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

488,674

by: bb

29 Aug 2025, 13:27

ER

A total of 9 women and 12 men reside in the 21 apartments that are in

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

15 Dec 2014, 09:26

13

6

11,726

by: bumpbot

18 Jul 2025, 03:42

ER

In a real estate office that employs n salespeople, f of them are fema

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

24 Jun 2018, 20:51

88

9

27,087

by: SwethaReddyL

17 Jul 2025, 06:59

ER

If PQ is a two-digit positive integer, what is the value of PQ?

Sub 505 (Easy) | Arithmetic

Sub 505 (Easy) | Arithmetic hide tags

bmwhype2

03 Nov 2007, 14:44

10

8

9,868

by: bumpbot

17 Jul 2025, 04:31

ER

Was the price of a certain stereo in March greater than its price in

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

15 Jul 2025, 22:00

4

5

550

by: shaliny

16 Jul 2025, 23:51

ER

A certain truck uses 1/12 +kv^2 gallons of fuel per mile when its spee

Sub 505 (Easy) | Distance and Speed Problems, Word Problems

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

1, 2

BrainLab

26 Jul 2021, 08:37

159

20

35,766

by: bumpbot

16 Jul 2025, 04:59

ER

If P, Q, and R are points on the number line, what is the di

Sub 505 (Easy) | Arithmetic, Coordinate Plane

Sub 505 (Easy) | Arithmetic, Coordinate Plane hide tags

amar87

09 Nov 2013, 09:44

37

7

20,345

by: bumpbot

15 Jul 2025, 19:52

ER

What is the average (arithmetic mean) of x, y, and z ?

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

31 Oct 2018, 11:37

6

4

8,586

by: bumpbot

15 Jul 2025, 14:32

ER

Zelma scored 90, 88, and 92 on 3 of the 6 mathematics tests that she

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

23 May 2020, 07:12

11

3

8,702

by: bumpbot

15 Jul 2025, 14:32

ER

Working together without a break, Jermaine and Crystal can do a job in

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

05 May 2019, 23:32

4

3

3,006

by: bumpbot

13 Jul 2025, 10:55

ER

A scientist recorded the number of eggs in each of 10 birds' nests.

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

11 Sep 2012, 04:50

106

12

37,012

by: bumpbot

12 Jul 2025, 19:26

ER

Is x > 0? (1) x^2 > 0 (2) |x| > 0

Sub 505 (Easy) | Absolute Values, Inequalities

Sub 505 (Easy) | Absolute Values, Inequalities hide tags

Carcass

31 Oct 2018, 22:10

17

6

7,727

by: bumpbot

11 Jul 2025, 15:58

ER

A bowl of fruit contains only apples, oranges, and pears. If apiece of

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

06 May 2019, 02:11

3

4

4,858

by: bumpbot

10 Jul 2025, 13:06

ER

In a university, there are 19 departments. 13 males and 6 females head

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

28 Apr 2021, 07:30

1

2

1,691

by: bumpbot

10 Jul 2025, 12:57

ER

A certain box has only a total of 7 red balls and green balls. If two

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

30 Jun 2023, 08:00

1

2

1,383

by: bumpbot

10 Jul 2025, 12:43

ER

A jar contains 30 marbles, of which 20 are red and 10 are blue. If 9

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

03 Sep 2022, 04:47

21

12

24,448

by: bumpbot

10 Jul 2025, 12:32

ER

What was the median monthly number of gallons of water used by the

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

08 Aug 2023, 05:00

26

6

13,979

by: bumpbot

10 Jul 2025, 02:28

ER

If a is an integer, is a - b an integer?

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

23 May 2023, 03:30

2

1,623

by: bumpbot

09 Jul 2025, 23:44

ER

If $6,000 invested for one year at x percent simple annual interest

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

19 Jan 2018, 10:48

4

2

3,197

by: bumpbot

08 Jul 2025, 23:30

ER

How many shirts does Phil own? (1) 12 of Phil's shirts are dress shirt

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

30 Jul 2018, 05:56

3

6

4,101

by: bumpbot

08 Jul 2025, 23:25

ER

A certain investment earned a fixed rate of 4 percent interest per yea

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

21 Oct 2015, 21:37

147

15

38,015

by: bumpbot

08 Jul 2025, 12:39

ER

A farmer who grows strawberries defines a workday yield as the

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

10 Jun 2018, 05:20

13

8

6,912

by: rushimehta

08 Jul 2025, 09:30

ER

Did United States carriers use more than 10 billion gallons of jet fue

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

31 Dec 2020, 01:33

5

5,390

by: bumpbot

08 Jul 2025, 06:09

ER

How many of the employees at McIntyre Elementary School are vegetarian

Sub 505 (Easy) | Overlapping Sets

Sub 505 (Easy) | Overlapping Sets hide tags

Bunuel

19 Dec 2016, 05:34

5

4

2,421

by: bumpbot

07 Jul 2025, 23:17

ER

There are 33 students in a certain class, 18 are girls. If 23 of the

Sub 505 (Easy) | Overlapping Sets

Sub 505 (Easy) | Overlapping Sets hide tags

Bunuel

17 Oct 2022, 01:30

2

1,479

by: bumpbot

07 Jul 2025, 22:38

ER

In a certain packinghouse, grapefruit are packed in bags and the bags

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

GMATBusters

16 Nov 2018, 09:36

19

8

10,627

by: bumpbot

07 Jul 2025, 21:34

ER

The regular price for canned soup was reduced during a sale. How much

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

12 Dec 2014, 07:38

3

5

10,063

by: bumpbot

07 Jul 2025, 21:13

ER

Given that the mean of Set A is 10, what is the range of two

Sub 505 (Easy) | Statistics and Sets Problems

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

smartass666

05 Nov 2012, 21:09

66

10

20,106

by: bumpbot

04 Jul 2025, 13:09

ER

This morning, a certain sugar container was full. Since then some of

Sub 505 (Easy) | Percent and Interest Problems

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

kanusha

18 Jul 2019, 02:41

34

13

18,350

by: bumpbot

03 Jul 2025, 23:52

ER

X and Y are sets of positive integers. Is the greatest integer in X gr

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

anairamitch1804

09 Feb 2017, 11:40

14

6

10,241

by: bumpbot

02 Jul 2025, 13:58

ER

How much ethylene glycol antifreeze must be mixed with water to fill a

Sub 505 (Easy) | Mixture Problems

Sub 505 (Easy) | Mixture Problems hide tags

Bunuel

29 Dec 2020, 23:00

1

3

2,590

by: bumpbot

02 Jul 2025, 11:38

ER

A man collected four different samples of apple juice of four differen

Sub 505 (Easy) | Mixture Problems, Word Problems

Sub 505 (Easy) | Mixture Problems, Word Problems hide tags

Bunuel

03 Jul 2017, 05:05

9

5

4,496

by: bumpbot

02 Jul 2025, 11:21

ER

Maxine is preparing a pie for the holidays How much more of substance

Sub 505 (Easy) | Mixture Problems

Sub 505 (Easy) | Mixture Problems hide tags

Bunuel

31 May 2016, 05:49

8

5

3,507

by: bumpbot

02 Jul 2025, 10:52

ER

Three friends, A, B and C decided to have a beer party. If each of the

Sub 505 (Easy) | Mixture Problems

Sub 505 (Easy) | Mixture Problems hide tags

Bunuel

17 Oct 2018, 00:46

16

7

5,787

by: bumpbot

02 Jul 2025, 10:42

ER

Is x equal to 5 ? (1) x ≥ 5 (2) x ≤ 5

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

23 Sep 2018, 21:25

11

8

8,192

by: bumpbot

01 Jul 2025, 13:19

ER

Is Q > 0 ? (1) P*Q^3*R^4 <0 (2) P*Q^2*S^6 > 0

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

06 Jun 2022, 07:06

7

3

2,674

by: bumpbot

01 Jul 2025, 13:13

ER

Is p positive? (1) The square of p is positive. (2) The reciprocal of

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

07 Mar 2022, 02:30

2

3

1,522

by: bumpbot

01 Jul 2025, 13:02

ER

What is the value of the integer n?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

12 Oct 2016, 01:56

2

9

2,599

by: bumpbot

30 Jun 2025, 12:59

ER

Is a + b > c + d ?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

20 Mar 2016, 23:43

6

10,231

by: bumpbot

30 Jun 2025, 12:48

ER

If r > 0 and s > 0, is r/s < s/r? (1) r/(3s) = 1/4 (2) s = r + 4

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

cmugeria

17 Aug 2010, 09:02

158

14

48,813

by: bumpbot

30 Jun 2025, 08:52

ER

The side of an equilateral triangle has the same length as the diagona

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

23 Jun 2015, 23:11

11

10

22,623

by: bumpbot

29 Jun 2025, 16:00

ER

A car is being driven on a road. Assuming that the car's wheels turn

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

28 Oct 2014, 09:26

19

9

14,535

by: bumpbot

29 Jun 2025, 15:32

ER

The figure above shows a piece of cheese with a corner cut off to expo

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

26 Apr 2019, 07:45

22

14

11,726

by: bumpbot

29 Jun 2025, 15:05

ER

What was the median annual salary for the employees at Compan

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

21 Jun 2018, 09:20

20

6

23,154

by: bumpbot

29 Jun 2025, 11:32

ER

What is the volume of pyramid P? (1) The height of pyramid P is 7.

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

05 May 2023, 01:30

5

4

1,391

by: bumpbot

29 Jun 2025, 11:18

ER

What is the volume of cube C ?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

13 Feb 2023, 03:07

1

2

1,304

by: bumpbot

29 Jun 2025, 11:12

ER

The figure above represents a circle graph of Company H's total expens

Sub 505 (Easy) | Geometry, Graphs and Illustrations

Sub 505 (Easy) | Geometry, Graphs and Illustrations hide tags

Walkabout

07 Dec 2012, 09:21

57

13

35,513

by: bumpbot

28 Jun 2025, 21:40

ER

If [n] denotes the greatest integer less than or equal to n, is [n] =

Sub 505 (Easy) | Functions and Custom Characters

Sub 505 (Easy) | Functions and Custom Characters hide tags

Bunuel

29 Oct 2015, 01:31

7

6,279

by: bumpbot

28 Jun 2025, 20:18

ER

For all numbers x, the function f is defined by f(x) = 3x + 1 and the

Sub 505 (Easy) | Functions and Custom Characters

Sub 505 (Easy) | Functions and Custom Characters hide tags

shakticnb

01 Feb 2018, 07:45

19

3

12,138

by: bumpbot

28 Jun 2025, 20:02

ER

Company Ps profit this year was what percent of its profit last year?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

27 Jun 2025, 00:30

3

534

by: APram

27 Jun 2025, 12:04

ER

A certain company currently has how many employees?

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

27 Jun 2025, 00:30

2

466

by: Dereno

27 Jun 2025, 10:51