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

178

15

79,025

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of April 2026

1, 2

Bunuel

01 Jan 2026, 05:45

857

24

188,699

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,229

by: bb

29 Aug 2025, 13:27

ER

A sales associate earns a commission of 8% on her first $10,

Sub 505 (Easy) | Percent and Interest Problems

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

Gnpth

16 Jul 2014, 00:04

12

5

15,034

by: Bunuel

15 Jan 2024, 14:28

ER

If 3a + 2b – 4 = a – b, what is the value of b ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Gnpth

23 Jul 2014, 10:48

4

6

9,303

by: bumpbot

10 Jun 2024, 22:01

ER

The sum of the terms of a geometric progression is 2047.

705-805 (Hard) | Sequences

705-805 (Hard) | Sequences hide tags

Gnpth

11 Aug 2017, 09:17

18

6

8,207

by: bumpbot

27 Dec 2024, 04:26

ER

The symbol R represents one of the following

Sub 505 (Easy) | Arithmetic, Functions and Custom Characters

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

Gnpth

07 Jun 2014, 07:50

5

4

14,114

by: bumpbot

01 Dec 2025, 21:35

ER

Ann and Pierre purchased $37 worth of French fries.

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Gnpth

15 Jul 2014, 23:45

15

6

5,355

by: bumpbot

18 Apr 2026, 11:54

ER

A merchant discounted the sale price of a coat and the sale price of

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

goalsnr

05 Oct 2017, 05:14

46

8

20,305

by: Bunuel

05 Oct 2017, 05:15

ER

The figure above shows the present position on a radar screen of

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

goalsnr

08 Sep 2023, 07:59

37

6

23,423

by: bumpbot

23 Dec 2023, 19:40

ER

If a and b are positive integers, is the ratio of a to b 2 : 1?

655-705 (Hard) | Fractions and Ratios

655-705 (Hard) | Fractions and Ratios hide tags

godot53

06 Apr 2017, 05:31

2

3

2,249

by: bumpbot

15 Mar 2022, 05:29

ER

What is b in the circle shown above?

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

godot53

27 Feb 2017, 22:50

35

19

8,104

by: bumpbot

16 Sep 2022, 21:06

ER

In the figure above, segment BD has length 6. What is the length

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

godot53

30 Mar 2017, 22:37

42

3

8,658

by: bumpbot

18 Sep 2023, 08:22

ER

In the number 13,52#,@ and # represent distinct digits.

805+ (Hard) | Arithmetic, Multiples and Factors

805+ (Hard) | Arithmetic, Multiples and Factors hide tags

godot53

10 Apr 2017, 06:03

55

4

7,258

by: bumpbot

02 Oct 2024, 13:49

ER

If m, n, p are positive integers, is (m2 + n)(2m + p) odd

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

goodyear2013

13 Jan 2014, 05:38

6

2

4,422

by: Helium

12 Oct 2018, 21:57

ER

Is x < y ? (1) y/x > x/y (2) y > 100

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

goodyear2013

18 Apr 2014, 10:04

9

4

3,810

by: CrackverbalGMAT

12 Jun 2019, 05:26

ER

Is x y? (1) x(x - y) = 5 (2) x - y < 0

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

goodyear2013

21 Jan 2014, 00:45

6

5

3,797

by: bumpbot

30 Sep 2020, 11:30

ER

If x is a positive integer and z = x! + (x + 2), is z prime?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

goodyear2013

12 Jan 2014, 07:25

11

2

4,731

by: bumpbot

14 Feb 2021, 03:56

ER

If x =< 4 and y > = 10, what is the range of the numbers in

705-805 (Hard) | Statistics and Sets Problems

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

goodyear2013

06 Jul 2014, 11:39

15

3

4,105

by: TestPrepUnlimited

14 Aug 2021, 17:45

ER

People who register for business conference and then cancel

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

goodyear2013

12 Jan 2014, 17:32

11

7

6,119

by: bumpbot

28 Aug 2022, 03:38

ER

What is 35 percent of a^b?

Sub 505 (Easy) | Percent and Interest Problems

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

goodyear2013

24 Jul 2014, 12:30

10

4

15,496

by: bumpbot

31 Dec 2022, 02:18

ER

What is the area of the shaded region above, if ABCD

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

goodyear2013

11 Jan 2014, 08:16

30

8

14,307

by: gmatophobia

22 May 2023, 04:31

ER

If p and q are nonzero numbers, and p is not equal to q, in

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

goodyear2013

22 Jul 2014, 08:15

41

8

22,784

by: bumpbot

18 Sep 2023, 06:57

ER

If n is a positive integer, is n! divisible by 66 ?

555-605 (Medium) | Multiples and Factors

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

goodyear2013

03 Sep 2014, 08:44

17

2

6,920

by: Bunuel

12 Oct 2023, 00:39

ER

Textbook press offers discounts on orders placed sufficient

655-705 (Hard) | Statistics and Sets Problems

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

goodyear2013

21 Jan 2014, 09:44

14

3

5,359

by: bumpbot

15 Dec 2023, 04:30

ER

If x is a negative number, what is the value of x?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

goodyear2013

29 Mar 2014, 16:05

36

4

25,020

by: bumpbot

18 Dec 2023, 23:29

ER

Does integer n have 2 factors x & y such that 1 < x < y < n?

655-705 (Hard) | Multiples and Factors, Number Properties

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

goodyear2013

13 Jan 2014, 04:57

40

10

8,802

by: bumpbot

06 Jul 2024, 14:18

ER

If x is a nonzero number, which of the three numbers x, 1/x

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

goodyear2013

29 Mar 2014, 09:47

33

8

12,949

by: bumpbot

16 Oct 2024, 23:55

ER

Events A and B are independent and have equal probabilities

805+ (Hard) | Probability

805+ (Hard) | Probability hide tags

goodyear2013

28 Feb 2014, 07:22

137

16

29,051

by: bumpbot

20 May 2025, 06:34

ER

Is |15 - m| + |m - 15| > 15?

605-655 (Medium) | Absolute Values, Inequalities

605-655 (Medium) | Absolute Values, Inequalities hide tags

goodyear2013

06 Jul 2014, 11:48

30

6

7,951

by: bumpbot

16 Jun 2025, 08:27

ER

If x is a positive integer greater than 1, is x! + x + 1 a p

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

goodyear2013

08 Jul 2014, 07:07

60

12

22,055

by: bumpbot

20 Aug 2025, 10:21

ER

In a recent survey, twenty families reported their incomes for 1995.

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

goodyear2013

29 Mar 2014, 06:31

100

12

20,922

by: bumpbot

21 Aug 2025, 21:46

ER

If X and Y are single-digit positive integers, is X + Y

705-805 (Hard) | Multiples and Factors

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

goodyear2013

11 Jan 2014, 06:19

11

2

5,790

by: bumpbot

28 Aug 2025, 07:37

ER

If n is a positive integer, can it be written as difference

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

goodyear2013

26 Mar 2014, 08:15

6

4

5,644

by: bumpbot

16 Sep 2025, 15:15

ER

If ab bc^2 < 0, is a < 0?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

goodyear2013

01 Oct 2025, 07:25

16

4

6,894

by: Pratham_Patil24

01 Oct 2025, 03:39

ER

Every student at the Performing Arts Academy must take at

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

goodyear2013

11 Jan 2014, 05:34

49

7

10,551

by: bumpbot

15 Oct 2025, 01:58

ER

The slope of line n in the xy-plane is not 0 and the y-inter

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

goodyear2013

12 Jan 2014, 05:14

12

2

5,019

by: bumpbot

19 Oct 2025, 17:57

ER

A monument is made by stacking identical rectangular blocks

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

goodyear2013

29 May 2014, 06:46

5

4,775

by: bumpbot

09 Dec 2025, 09:59

ER

A dental licensure exam requires a 75% minimum score in orde

805+ (Hard) | Fractions and Ratios, Word Problems

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

goodyear2013

21 Jul 2021, 07:31

158

17

19,900

by: bumpbot

17 Dec 2025, 02:26

ER

The events A, B, and C are independent. What is the probability that

655-705 (Hard) | Overlapping Sets

655-705 (Hard) | Overlapping Sets hide tags

goodyear2013

09 Feb 2026, 23:43

57

6

25,900

by: bumpbot

09 Feb 2026, 23:41

ER

A jury pool consists of 6 men and w women. If 2 jurors

705-805 (Hard) | Probability

705-805 (Hard) | Probability hide tags

1, 2

goodyear2013

13 Jan 2014, 11:26

111

27

24,572

by: MS26

25 Feb 2026, 19:28

ER

At a fruit stand yesterday, the price of each apple was $0.1

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

gorden

27 May 2013, 05:27

7

4

10,732

by: bumpbot

17 Jan 2024, 06:18

ER

Of the 200 members of a certain association, each member who speaks Ge

605-655 (Medium) | Overlapping Sets

605-655 (Medium) | Overlapping Sets hide tags

Gordon

21 Oct 2019, 08:48

119

19

33,504

by: bumpbot

07 Oct 2025, 21:54

ER

If angle BAD is a right angle, what is the length of side

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

gottabwise

23 Jan 2010, 16:43

6

5

12,926

by: Bunuel

24 Jan 2013, 07:24

ER

Is quadrilateral ABCD a rectangle?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

1, 2

gottabwise

23 Jan 2010, 21:18

137

26

43,694

by: bumpbot

22 Oct 2024, 23:21

What is the value of xy? (1) y = x + 1 (2) y = x^2 + 1

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

gouribhalerao

02 Feb 2023, 03:32

14

6

9,069

by: law258

18 Sep 2016, 17:29

ER

In which quadrant does the point P(x,y) lie?

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

gpathak722

19 Sep 2017, 04:05

21

4

13,802

by: bumpbot

18 Aug 2024, 00:24

ER

Some of the books on a certain shelf are in English, and the rest of

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

Gprabhumir

06 Mar 2024, 08:02

51

6

10,407

by: bumpbot

27 Jan 2026, 04:50

ER

A furniture manufacturer produced at least 3 cabinets each day for the

705-805 (Hard) | Statistics and Sets Problems

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

gracieguidotti

12 Jan 2024, 09:28

137

8

16,388

by: bumpbot

05 May 2026, 10:52

What is Value of A? (1) AB = 12 (2) A = 36/(3B)

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Gradus

26 Mar 2019, 21:34

4

3,595

by: bumpbot

19 Jul 2024, 16:19

ER

Is ax = 3 - bx? (1) x(a + b) = 3 (2) a = b = 1.5 and x = 1

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

grantcke

29 Mar 2018, 21:18

6

9,474

by: bumpbot

02 Feb 2023, 03:04

What is the value of p + q + r

Poor Quality

Poor Quality hide tags

gsingh0711

09 Aug 2018, 08:31

17

14

9,731

by: PKN

09 Aug 2018, 22:41

ER

Given that x is a real number, is −1 < x < 3? (1) | |x − 1| − 1 | < 1

655-705 (Hard) | Absolute Values, Inequalities

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

gsingh0711

30 Jul 2018, 20:44

35

7

6,290

by: bumpbot

10 Jan 2024, 04:01