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

179

15

79,584

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

858

24

188,960

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

488,641

by: bb

29 Aug 2025, 13:27

ER

The infinite sequence a{1}, a{2}, …, a{n}, … is such that a{

555-605 (Medium) | Algebra, Sequences

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

hb

23 Jul 2018, 05:33

9

6

8,626

by: bumpbot

03 Apr 2023, 02:44

ER

What is the value of positive integer n ? (1) n^5! = 1 (2) n^5 = n!

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

23 May 2022, 12:35

9

8

3,279

by: Bunuel

07 Apr 2023, 04:44

ER

Is a positive? (1) a^6 > a (2) a^5 > a

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

fazilreshie

03 Jan 2022, 04:23

9

3

2,926

by: bumpbot

13 Apr 2023, 07:15

ER

If triangle ABC is an isosceles triangle

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

mikemcgarry

05 Nov 2012, 12:37

9

11

10,841

by: bumpbot

13 Apr 2023, 23:43

ER

If r and s are each greater than 0, is (r + n)/(s + n) >

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

hariharakarthi

13 Dec 2012, 08:05

9

11

5,565

by: bumpbot

20 Apr 2023, 03:39

ER

A bicycle rider rides four stages of a race in 2 hours and 45 minutes.

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

Bunuel

26 Aug 2015, 00:19

9

6

4,521

by: bumpbot

24 Apr 2023, 09:15

ER

If n is an integer such that 1/6 < 1/(n-1) < 1/3, what is the value of

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

06 Sep 2022, 06:38

9

3,312

by: Bunuel

26 Apr 2023, 04:39

ER

x and y are nonzero integers. Does x = y? |x| - x = 2y.

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

ccheryn

06 Nov 2019, 00:29

9

3

2,241

by: bumpbot

05 May 2023, 07:31

ER

If x and y are positive integers such that x^2 + y^3 is a prime number

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

Raxit85

07 Dec 2019, 09:11

9

3

4,514

by: bumpbot

05 May 2023, 21:55

ER

What is the value of x ? (1) a^(2x) = b^(x+6) (2) ab = 1

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

Bunuel

19 May 2021, 08:30

9

8

1,932

by: rajivcusat2003

06 May 2023, 12:41

ER

What is x ? (1) x^2 - 1 = x + 1 (2) x + 3 is a prime number

605-655 (Medium) | Algebra, Number Properties

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

Bunuel

14 Aug 2017, 09:22

9

8

5,190

by: Bunuel

07 May 2023, 06:59

ER

If n and p are positive integers, is 10^n - 1 divisible by p ?

555-605 (Medium) | Multiples and Factors

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

bblast

08 May 2023, 08:31

9

1

9,467

by: Bunuel

08 May 2023, 08:32

ER

Joan spent $10 to buy at least one piece each of apples and oranges at

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

EgmatQuantExpert

23 May 2017, 07:07

9

6

4,801

by: bumpbot

16 May 2023, 07:05

ER

If h and b represent the height and base, respectively, of the triangl

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

07 Sep 2018, 00:55

9

5

2,710

by: bumpbot

17 May 2023, 03:19

ER

Five boxes together weigh 100 pounds. What is the median weight of the

605-655 (Medium) | Statistics and Sets Problems

605-655 (Medium) | Statistics and Sets Problems hide tags

Bunuel

24 Mar 2020, 04:06

9

2

5,866

by: Flower_Child

20 May 2023, 23:21

ER

If x is the sum of n consecutive positive integers, and n>2, is n

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

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

Bunuel

25 Jan 2023, 02:30

9

7

3,550

by: fdfd97

22 May 2023, 22:34

ER

Circle P above circumscribes rectangle ABCD. What is the value of w°+x

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Bunuel

19 May 2021, 03:00

9

5

2,353

by: bumpbot

02 Jun 2023, 10:28

ER

If x, y and z are nonzero numbers is xz = 12 ?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

netcaesar

31 Jan 2014, 07:41

9

4

11,204

by: bumpbot

05 Jun 2023, 12:07

ER

The function {x} is defined as the lowest integer greater than or equa

Poor Quality

Poor Quality hide tags

rheam25

13 Mar 2020, 22:28

9

3

2,355

by: Bunuel

07 Jun 2023, 00:55

ER

What is the value of x? (1) |x + 3| = 3|x - 3| (2) x > 3

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

divyajoshi12

13 Sep 2018, 09:53

9

7

8,143

by: bumpbot

11 Jun 2023, 20:55

ER

If p, q and r are even numbers, and 2<p<q<r, What is the val

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

TheRob

20 Oct 2009, 11:59

9

6

7,529

by: bumpbot

13 Jun 2023, 07:49

ER

Is x > 1? (1) |x − 4| < −2x + 3 (2) |x − 4| > |x + 4|

805+ (Hard) | Absolute Values, Inequalities

805+ (Hard) | Absolute Values, Inequalities hide tags

Bunuel

01 Dec 2021, 03:00

9

6

3,361

by: HoudaSR

18 Jun 2023, 08:50

ER

If a, b, and c are positive integers, is b = ac^(-1/2)

605-655 (Medium) | Algebra, Roots

605-655 (Medium) | Algebra, Roots hide tags

Bunuel

10 Oct 2017, 00:44

9

7

4,510

by: bumpbot

23 Jun 2023, 23:31

ER

Given that x, y, z are distinct integers and that xyz 0, what is the

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

15 Jun 2023, 01:30

9

8

1,998

by: Bunuel

24 Jun 2023, 12:11

ER

If |a-b|=c ,what is the value of a?

505-555 (Easy) | Absolute Values

505-555 (Easy) | Absolute Values hide tags

rajnisht

19 Dec 2010, 23:45

9

8

6,750

by: bumpbot

29 Jun 2023, 03:21

ER

In the diagram above, O is the center of the circle. What is the leng

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

11 Mar 2015, 04:47

9

8

13,122

by: bumpbot

01 Jul 2023, 10:49

ER

Is y < z ?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Gnpth

07 Aug 2014, 11:37

9

11

4,140

by: bumpbot

05 Jul 2023, 05:16

ER

If x > 0, is x > y? (1) |x - y| > |y| (2) |x - y| = 3

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

09 Dec 2019, 01:35

9

3

3,320

by: bumpbot

06 Jul 2023, 04:03

ER

A parallelogram is drawn in the xy-coordinate plane. Is the parallelog

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

29 Sep 2021, 01:00

9

11

4,801

by: hdsinghdang

18 Jul 2023, 22:54

ER

Is the average of a set of 5 distinct positive integers {a, b, 4, 6, 2

655-705 (Hard) | Statistics and Sets Problems

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

shrive555

28 Sep 2011, 10:12

9

7

9,428

by: Bunuel

25 Jul 2023, 10:04

ER

If (H^2 - H) = T(1 - R^2)^(1/2)/(k(1 - g^k)^(1/2)), then 3H =

705-805 (Hard) | Algebra, Roots

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

Bunuel

06 Sep 2019, 10:55

9

3

2,442

by: bumpbot

26 Jul 2023, 02:49

ER

Is 0 < a/b < 1 ? (1) ab > 1 (2) a − b < 1

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

18 Mar 2020, 10:38

9

8

3,783

by: bumpbot

01 Aug 2023, 15:47

ER

How many people bought TVs at the Electronics Depot?

555-605 (Medium) | Probability

555-605 (Medium) | Probability hide tags

Bunuel

28 Sep 2017, 01:59

9

7

4,324

by: bumpbot

03 Aug 2023, 06:33

ER

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

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

TheUltimateWinner

04 Oct 2019, 12:24

9

2

1,629

by: SaquibHGMATWhiz

04 Aug 2023, 10:19

ER

The height of a certain right circular cylinder is greater than its di

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

30 Jan 2015, 07:15

9

10

7,364

by: bumpbot

05 Aug 2023, 11:49

ER

a, b, c, d, e What is the value of median of list of integers above if

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Kritisood

12 Jun 2020, 05:06

9

6

3,626

by: bumpbot

08 Aug 2023, 10:16

ER

Is x^2-5x+6 = |x-2|*|x+3|?

655-705 (Hard) | Absolute Values, Algebra

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

frombelarus

02 Apr 2020, 20:00

9

2

2,356

by: bumpbot

08 Aug 2023, 17:26

ER

In kitchen pantry, cans are stacked on the circular ends to create

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Nums99

10 Apr 2022, 02:44

9

6

3,618

by: bumpbot

10 Aug 2023, 10:33

ER

In the figure above, if lines r and s are parallel, what is the value

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

24 Mar 2020, 06:20

9

5

5,520

by: Nabneet

17 Aug 2023, 22:44

ER

If BD = CD, what is the degree measure of x + y?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

01 Apr 2016, 04:18

9

7

6,140

by: bumpbot

18 Aug 2023, 05:21

ER

If ABCD is a rectangle, what is the area of the triangle PQR?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

04 Nov 2019, 02:24

9

6

5,786

by: bumpbot

18 Aug 2023, 22:42

ER

How many prime factors does N have? (1) N is a factor of 7200 (2) 180

605-655 (Medium) | Multiples and Factors

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

Bunuel

06 Nov 2019, 02:03

9

3

5,052

by: bumpbot

19 Aug 2023, 17:40

ER

Is pq < 4 ? (1) p^2 + q^2 < 8 (2) p - q < 1

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

11 Nov 2019, 04:46

9

3

2,848

by: bumpbot

20 Aug 2023, 02:20

ER

Is triangle ABC an acute angled triangle? 1) [m]c^2 < a^2 + b^2[/m] w

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

GMATinsight

31 Oct 2018, 07:40

9

4

2,728

by: bumpbot

21 Aug 2023, 19:59

ER

If the perimeter of right triangle ABC above is 3 + 3, what is the are

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

05 Jan 2016, 09:41

9

5

4,990

by: bumpbot

26 Aug 2023, 05:47

ER

Point A lies on a circle whose center is

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

mandeey

05 Jan 2018, 09:41

9

2

2,651

by: bumpbot

31 Aug 2023, 10:25

ER

What is the value of ab?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Maxswe

09 Dec 2012, 11:06

9

9,103

by: bumpbot

06 Sep 2023, 11:27

ER

Is 3^p > 2^q ? (1) q = 2p (2) q > 0

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

01 Jul 2018, 21:08

9

5

9,276

by: bumpbot

11 Sep 2023, 20:27

ER

Is a^2 + b^2 > c^2 ? (1) a^3 + b^3 > c^3 (2) a + b > c

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

tirupatibalaji

06 Jan 2011, 04:06

9

14

5,894

by: bumpbot

13 Sep 2023, 12:21

ER

If a, b, c are positive numbers, is c equal to b percent more than a?

655-705 (Hard) | Arithmetic, Percent and Interest Problems

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

amanvermagmat

23 Jul 2018, 21:24

9

3

2,899

by: bumpbot

14 Sep 2023, 07:02