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

183

15

83,884

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of May 2026

1, 2

Bunuel

01 Jan 2026, 05:45

863

24

191,891

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

491,884

by: bb

29 Aug 2025, 13:27

ER

Did David solve more questions than Steve in a 2-hour test?

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

25 May 2022, 08:30

1

2

3,058

by: bumpbot

09 Aug 2025, 07:12

ER

In the expression 3x − 2y < z, is y positive?

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

31 Jan 2016, 07:37

2

4

3,058

by: bumpbot

14 Mar 2022, 12:14

Three coconuts have distinct weights. The coconuts are weighed two at

655-705 (Hard) | Arithmetic, Word Problems

655-705 (Hard) | Arithmetic, Word Problems hide tags

amanvermagmat

09 May 2018, 11:15

10

2

3,059

by: bumpbot

27 Jun 2024, 12:06

ER

What is the area of right triangle ABC ?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

29 Jul 2020, 03:23

14

7

3,059

by: bumpbot

23 Mar 2022, 10:58

ER

Is the tens digit of p equal to 6?

705-805 (Hard) | Fractions and Ratios

705-805 (Hard) | Fractions and Ratios hide tags

Bunuel

25 Nov 2019, 02:41

10

7

3,059

by: jrk23

01 Mar 2020, 08:14

ER

If m is a positive integer, what is the remainder when m is divided by

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

Bunuel

07 Feb 2024, 02:30

8

2

3,060

by: bumpbot

03 Jul 2025, 05:26

ER

Is x > 2y? (1) 2x + y < 6 (2) 3x - y > 6

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

Russ19

07 Dec 2020, 08:58

9

5

3,060

by: bumpbot

11 Feb 2024, 01:19

ER

Is m, which does not equal zero, a positive number?

Sub 505 (Easy) | Algebra, Number Properties

Sub 505 (Easy) | Algebra, Number Properties hide tags

Bunuel

02 Feb 2016, 02:05

1

3

3,060

by: bumpbot

31 Oct 2017, 05:51

ER

If m, n, and p are digits, is (m + n)/p a digit?

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

01 Nov 2016, 04:50

4

3

3,061

by: bumpbot

09 Oct 2024, 10:46

ER

If m is 2-digit positive integer and n is a positive integer, what is

605-655 (Medium) | Exponents, Number Properties

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

MathRevolution

13 Oct 2016, 19:04

7

9

3,062

by: kapstone1996

02 Jul 2019, 11:29

In a retail shop, 32% pens are defective, and both defective as well

655-705 (Hard) | Probability

655-705 (Hard) | Probability hide tags

amanvermagmat

12 Jun 2018, 11:11

7

4

3,063

by: Yosemite98

01 Jun 2025, 01:42

ER

If P is the product of all the even numbers between 1 and positive int

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

DisciplinedPrep

06 Sep 2020, 23:13

8

3

3,063

by: bumpbot

20 May 2025, 23:39

ER

Is b<50 (1) The square of (b+x) is less than 2500 (2) The square of (

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

capsicumgirl

29 Sep 2015, 22:05

6

7

3,063

by: bumpbot

23 Aug 2022, 22:49

ER

If x and y are real numbers and a^2x*a^2y = 81, what is the value of x

555-605 (Medium) | Algebra, Exponents

555-605 (Medium) | Algebra, Exponents hide tags

Bunuel

11 Feb 2019, 04:02

3

5

3,064

by: bumpbot

12 May 2021, 02:36

ER

A vertically oriented cylindrical tank, a rectangular solid tank, and

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

31 Aug 2015, 10:39

8

2

3,064

by: bumpbot

16 Oct 2016, 08:54

ER

In the x-y plane, does the parabola y=ax^2+bx+c have x-intercepts?

505-555 (Easy) | Functions and Custom Characters

505-555 (Easy) | Functions and Custom Characters hide tags

MathRevolution

07 Jun 2018, 02:41

13

4

3,065

by: bumpbot

17 Dec 2022, 05:05

ER

Is y^2 = 0?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

11 Nov 2017, 09:34

1

2

3,065

by: bumpbot

23 Apr 2022, 09:46

ER

12 Days of Christmas GMAT Competition - Day 11: Is the area of triangl

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

24 Dec 2021, 07:00

4

2

3,065

by: Bunuel

25 Dec 2021, 08:00

ER

The average (arithmetic mean) of a list of six numbers is equal to 0.

805+ (Hard) | Statistics and Sets Problems

805+ (Hard) | Statistics and Sets Problems hide tags

Bunuel

06 Apr 2022, 02:00

9

2

3,066

by: bumpbot

17 Dec 2025, 17:53

ER

Viggo has 25 hardcover books that he is arranging upright on the top

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

30 Oct 2019, 23:11

7

10

3,068

by: bumpbot

07 Apr 2025, 05:54

ER

A raincoat and an umbrella cost a total of $53.50. What is the cost

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

03 Nov 2022, 05:58

3

2

3,068

by: bumpbot

26 Jul 2024, 11:32

ER

What is the arithmetic mean (simple average) of a sequence of consecut

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

17 Oct 2020, 13:08

7

3

3,069

by: bumpbot

06 May 2024, 23:57

ER

Is the quadrilateral ABCD a rectangle? (1) Mid points of AB, BC, CD

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

amanvermagmat

25 Jun 2018, 10:59

14

7

3,069

by: bumpbot

12 Aug 2023, 11:29

ER

If xyn < 0 <xym, is y < 0?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

03 May 2016, 05:21

4

3

3,069

by: chetan2u

11 Jul 2021, 19:40

ER

The equations ax + 2y = 6 and bx + cy = 9 have infinite solutions.

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

11 Jul 2017, 03:36

11

8

3,069

by: bumpbot

08 Apr 2021, 03:44

ER

The area of a rectangular playground is 192 square meters. What is the

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

06 Sep 2018, 00:37

1

3,069

by: GmatDaddy

06 Sep 2018, 03:31

ER

If a, b, and c are prime, is abc odd?

505-555 (Easy) | Arithmetic

505-555 (Easy) | Arithmetic hide tags

Kaushik786

20 Sep 2021, 07:08

2

3,070

by: bumpbot

29 Jul 2025, 08:28

ER

If n is a positive integer. Is n^3-n divisible by 24? 1) 2n has twice

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

GMATinsight

15 May 2017, 04:05

4

2

3,070

by: bumpbot

08 Sep 2018, 06:00

ER

If there are different numbers of red, blue and white balls, is the nu

705-805 (Hard) | Fractions and Ratios

705-805 (Hard) | Fractions and Ratios hide tags

chetan2u

28 Oct 2017, 05:34

11

13

3,072

by: bumpbot

19 Jul 2025, 00:35

ER

If t is a positive integer and 3*10^t > 15,000, what is t?

605-655 (Medium) | Exponents, Inequalities

605-655 (Medium) | Exponents, Inequalities hide tags

anooo31

06 May 2018, 01:58

8

6

3,072

by: bumpbot

16 Jun 2025, 09:03

ER

The table above shows the discount schedule that a health club uses

805+ (Hard) | Word Problems

805+ (Hard) | Word Problems hide tags

Hoozan

26 Jan 2021, 05:00

5

3,072

by: bumpbot

29 Nov 2024, 04:09

ER

If z = |x+y|, is z > 8?

Sub 505 (Easy) | Absolute Values

Sub 505 (Easy) | Absolute Values hide tags

CAMANISHPARMAR

10 Feb 2019, 09:33

2

5

3,072

by: bumpbot

16 Jun 2024, 04:45

ER

Is x > 0 (1) x^2 > x (2) x^3 > x

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

abhinav008

20 Oct 2020, 00:15

4

7

3,072

by: bumpbot

10 Jan 2022, 01:43

Kim sold five shirts in a day in her shop. What was the profit percent

655-705 (Hard) | Arithmetic

655-705 (Hard) | Arithmetic hide tags

amanvermagmat

05 Jun 2018, 11:26

4

3

3,073

by: bumpbot

23 Feb 2025, 04:50

ER

Is q < 0?

655-705 (Hard) | Arithmetic

655-705 (Hard) | Arithmetic hide tags

Mo2men

28 Dec 2018, 21:46

5

3

3,073

by: bumpbot

07 Sep 2024, 08:58

ER

if a, b, c are the length of sides of a triangle, is

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

GMATBusters

28 Mar 2020, 19:11

3

11

3,073

by: bumpbot

29 Oct 2023, 10:41

ER

What is the value of y ? (1) |x| ≤ y ≤ −|x| (2) |y| ≥ x ≥ −|y|

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

24 Jun 2020, 02:27

22

8

3,074

by: bumpbot

21 Sep 2025, 05:06

ER

If in the figure above OP = PQ, what is the length of PR?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

07 Sep 2018, 00:42

6

7

3,074

by: bumpbot

20 Nov 2023, 03:10

ER

A certain hospital has 400 patients, who are classified in one of two

Sub 505 (Easy) | Overlapping Sets

Sub 505 (Easy) | Overlapping Sets hide tags

Bunuel

30 Jul 2018, 06:04

4

3,075

by: Nikhil

30 Jul 2018, 06:20

ER

261,634,24x If x represents the units digit of the number above, what

605-655 (Medium) | Multiples and Factors

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

Bunuel

02 Jun 2016, 11:59

4

3

3,075

by: stonecold

19 Nov 2016, 02:31

ER

What is the sum of the squares of the three consecutive terms of a geo

705-805 (Hard) | Algebra, Sequences

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

Bunuel

13 May 2020, 07:58

8

4

3,076

by: bumpbot

11 May 2026, 05:16

ER

If a, b, c, and d are positive numbers, and a/b = c/d, what is the val

555-605 (Medium) | Fractions and Ratios

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

mikemcgarry

28 Jul 2016, 12:00

4

3

3,076

by: bumpbot

23 Dec 2025, 20:11

ER

Is |a - b| < |a| + |b| ? (1) a/b < 0 (2) a^2*b < 0

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

21 Jan 2021, 01:15

9

4

3,076

by: bumpbot

24 Jan 2023, 13:56

ER

If n is a positive integer with k digits. What is the value of n?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

19 Dec 2016, 04:55

8

4

3,076

by: daniformic

07 Jul 2020, 15:32

ER

How much funding did the Education & Health Services get through state

555-605 (Medium) | Graphs and Illustrations

555-605 (Medium) | Graphs and Illustrations hide tags

Sajjad1994

01 Oct 2019, 09:22

8

2

3,077

by: ADisHere

15 May 2024, 13:41

ER

If x and y are integers, is xy divisible by 3 ?

655-705 (Hard) | Multiples and Factors

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

Bunuel

24 Jan 2023, 08:29

4

3,077

by: Bunuel

17 Apr 2023, 11:22

ER

What is the remainder when positive integer n is divided by 3?

655-705 (Hard) | Remainders

655-705 (Hard) | Remainders hide tags

Bunuel

27 Apr 2020, 03:22

10

5

3,077

by: bumpbot

14 Mar 2022, 08:07

ER

In triangle RST in the figure above, does RS = RT?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

30 Apr 2019, 01:31

4

3,077

by: Archit3110

30 Apr 2019, 08:36

ER

What is the remainder when integer n is divided by 3?

705-805 (Hard) | Remainders

705-805 (Hard) | Remainders hide tags

Bunuel

11 Jan 2017, 03:25

15

6

3,078

by: bumpbot

15 Dec 2023, 07:07

ER

Is xy a multiple of 48? (1) x is a multiple of 4 (2) y is a multiple

505-555 (Easy) | Multiples and Factors

505-555 (Easy) | Multiples and Factors hide tags

Bunuel

09 Aug 2019, 02:20

2

4

3,079

by: bumpbot

28 Apr 2022, 10:56