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

176

15

78,690

by: thisisakr

16 Apr 2026, 11:46

ER

100 Hardest and easiest questions for DS as of March 2026

1, 2

Bunuel

01 Jan 2026, 05:45

854

24

188,503

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

487,914

by: bb

29 Aug 2025, 13:27

ER

Adam can type at a constant rate of 50 words per minute and Bernie can

805+ (Hard) | Work and Rate Problems

805+ (Hard) | Work and Rate Problems hide tags

GMATinsight

20 Mar 2021, 01:50

15

5

2,003

by: bumpbot

25 Apr 2026, 23:00

ER

Adam and Bill, each working at his own constant rate, are simultaneous

555-605 (Medium) | Work and Rate Problems

555-605 (Medium) | Work and Rate Problems hide tags

Bunuel

21 Mar 2017, 05:18

6

5

2,944

by: bumpbot

10 Nov 2025, 18:22

ER

According to the table of shipping rates above

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

ezinis

10 Nov 2009, 06:57

4

4,772

by: bumpbot

23 Jan 2021, 04:24

ER

According to the graph above, the sale of fruits and vegetables in Sto

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

Bunuel

17 Dec 2014, 08:02

29

3

12,157

by: bumpbot

02 Nov 2025, 23:15

ER

According to the figure above, does AD = BD?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

16 Jul 2015, 01:24

12

8

4,503

by: bumpbot

20 Mar 2023, 08:38

ER

AC is a diameter of the circle and B is a point on the circle. ACD is

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

17 Oct 2017, 23:39

6

8,843

by: Plunkster82

23 Oct 2017, 18:02

ER

Abraham is a member of the Board of Directors for a certain company..

705-805 (Hard) | Probability

705-805 (Hard) | Probability hide tags

asterias

16 Jun 2020, 11:16

3

2

2,465

by: mSKR

18 Jun 2020, 07:19

ER

Abe, Beth, Carl and Duncan are four siblings, among which Abe and Carl

805+ (Hard) | Number Properties

805+ (Hard) | Number Properties hide tags

EgmatQuantExpert

12 Dec 2025, 06:19

132

18

20,156

by: bumpbot

12 Dec 2025, 06:18

ER

Abdul and Hamid take a trip in Abdul's jeep. On the first leg of the

605-655 (Medium) | Distance and Speed Problems

605-655 (Medium) | Distance and Speed Problems hide tags

Bunuel

04 Feb 2021, 01:15

3

2,432

by: GCMEMBER

04 Feb 2021, 22:33

ER

ABCDEFGH is a regular octagon. What is the area of triangle ABC?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

23 Jul 2017, 23:34

7

4

10,270

by: bumpbot

04 Feb 2023, 20:51

ER

ABCDEFGH is a cube. What is the length of the line segment AG ?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

10 Oct 2019, 02:22

3

2

3,438

by: bumpbot

21 Apr 2021, 06:51

ER

ABCDEF is a regular hexagon with its vertices as A, B, C, D, E , F in

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

amanvermagmat

13 Jul 2018, 10:54

7

5

6,740

by: bumpbot

16 Aug 2022, 18:16

ER

ABCD is rectangular. The area of BMC is 36 cm^2. Calculate the area of

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

ostrick5465

16 Sep 2021, 02:58

11

3

1,994

by: bumpbot

14 Jan 2023, 01:30

ER

ABCD is a square, and EFGH is a square, each vertex of which is on a s

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

mikemcgarry

27 May 2016, 17:05

7

5

7,202

by: Akash777

26 Apr 2019, 20:19

ER

ABCD is a quadrilateral. A rhombus is a quadrilateral whose sides are

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

03 Sep 2020, 00:30

7

5

3,258

by: bumpbot

12 Feb 2022, 07:39

ER

ABCD is a quadrilateral, as shown in the diagram below. What is the

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Bunuel

23 Jul 2017, 23:35

20

9

3,203

by: bumpbot

30 Nov 2023, 11:16

ER

ABCD is a quadrilateral with parallel sides. Is ABCD a rectangle?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

sahmedmartinez

18 May 2016, 22:17

12

6

5,752

by: bumpbot

28 Dec 2023, 09:57

ER

ABCD is a quadrilateral in which angle A is 90°.Is ABCD a rectangle?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

DHAR

31 Jul 2017, 00:58

19

6

7,053

by: bumpbot

13 Jan 2024, 00:49

ER

ABCD is a quadrilateral as shown in the figure above. Find the area of

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

arabella

25 Nov 2018, 11:36

7

5

6,586

by: hkkat

13 Nov 2020, 23:29

ER

ABCD is a parallelogram which has a right angle. If the

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

SonyGmat

30 Oct 2011, 03:01

11

10

5,308

by: bumpbot

04 Aug 2023, 21:04

ER

abc0 is a positive, four-digit integer, where a, b and c are 1-digit

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

MathRevolution

10 May 2018, 07:57

1

3

1,565

by: MathRevolution

13 May 2018, 18:40

ER

abc≠0 and 3/a + 3/b = 3/c. What is the sum a+b?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

18 May 2017, 00:29

5

4

3,730

by: bumpbot

24 Dec 2022, 04:47

ER

ABC is an isosceles triangle. What is its perimeter?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

chetan2u

23 Jan 2016, 22:55

27

11

7,007

by: bumpbot

31 Mar 2024, 09:03

ER

ABC is an equilateral triangle, and point D is the midpoint of side BC

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Bunuel

11 Apr 2022, 01:30

10

6

3,762

by: figjam786

05 Aug 2022, 12:55

ER

ABC is an equilateral triangle with point D on line BC such that AD =

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

amanvermagmat

17 Jul 2018, 23:22

2

3

2,439

by: CEdward

16 Feb 2021, 23:47

ER

ABC is a triangle with BC = AC = 6. D is a point on AB. What is the

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

17 Jul 2017, 23:19

2

7

2,298

by: gmat4varun

19 Jul 2017, 01:29

ER

ABC is a right triangle with right angle at point B. If the ratio of

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

21 May 2015, 04:59

32

16

11,772

by: unraveled

22 Jul 2023, 02:51

ER

ABC is a right angle triangle, which is 90 degree at A.

605-655 (Medium) | Algebra, Geometry

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

chetan2u

30 Nov 2017, 06:41

7

9

3,379

by: bumpbot

01 Mar 2019, 11:16

ER

abc is a 3-digit integer where a, b, and c are distinct integers from

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Abhibarua

04 May 2021, 03:21

2

1

1,158

by: chetan2u

04 May 2021, 05:32

ER

ABC and PQR are both triangles. Is the area of triangle ABC

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

nafishasan60

06 Feb 2012, 01:27

5

6

15,098

by: bumpbot

27 Jun 2016, 10:55

ER

ABC and AED are triangles with BC parallel to ED. Find the a

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

obs23

11 Oct 2013, 03:43

6

9

6,933

by: Nunuboy1994

08 Sep 2017, 18:18

ER

ABC and AED are triangles with BC and ED perpendicular to AB

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

obs23

14 Oct 2013, 05:46

5

2

4,802

by: CEdward

16 Feb 2021, 19:25

ER

ABA represents a three-digit number having digits A and B; BC3 represe

805+ (Hard) | Arithmetic

805+ (Hard) | Arithmetic hide tags

Bunuel

28 Jul 2017, 01:24

7

4

2,033

by: bumpbot

12 May 2019, 20:29

ER

AB is perpendicular to CO. Is A or B closer to C?

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

17 Oct 2017, 23:40

3

2,753

by: Plunkster82

23 Oct 2017, 18:07

ER

AB is a chord of a circle. AB = 5 cm. A tangent parallel to AB touches

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

nick1816

10 Jun 2019, 10:20

5

8

5,112

by: catinabox

22 Jul 2020, 10:10

ER

AB and CD are both diameters of a circle with centre O. So A, B, C, D

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

amanvermagmat

04 Jul 2018, 23:20

2

2,512

by: PKN

05 Jul 2018, 01:04

ER

ab and ba are two-digit numbers. Find these numbers.

805+ (Hard) | Algebra, Number Properties

805+ (Hard) | Algebra, Number Properties hide tags

sherxon

18 Jun 2021, 22:03

9

2

4,361

by: IanStewart

20 Jun 2021, 08:59

ER

ab = 0?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Creeper300

07 Nov 2010, 13:49

11

3

4,461

by: MathRevolution

24 Nov 2017, 16:25

ER

ab + cd = efg

655-705 (Hard) | Algebra, Number Properties

655-705 (Hard) | Algebra, Number Properties hide tags

PrepTap

04 May 2015, 05:46

14

6

6,081

by: bumpbot

25 Dec 2025, 07:42

Aaron travels from town x to town y and then back from town y to town

605-655 (Medium) | Distance and Speed Problems

605-655 (Medium) | Distance and Speed Problems hide tags

philipssonicare

10 Oct 2018, 13:35

23

6

4,733

by: bumpbot

02 Jan 2025, 21:21

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

2,067

by: bumpbot

11 Nov 2025, 10:19

ER

Aaron has how many more guitars than Bonnie?

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

01 Jan 2021, 09:30

9

2

1,931

by: bumpbot

17 Jun 2025, 22:49

ER

Aaliyah purchased 5 pencils and pens. If each pencil costs 18 cents an

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

05 Apr 2017, 03:24

4

3

4,360

by: bumpbot

18 Oct 2024, 13:57

ER

AAAA is a four-digit number having the digit A and BCCC6 is a five-dig

705-805 (Hard) | Arithmetic

705-805 (Hard) | Arithmetic hide tags

Bunuel

17 Jun 2022, 13:30

7

4

2,006

by: bumpbot

31 Jan 2025, 11:27

ER

a=x+y and b=x-y. If a^2=b^2, what is the value of y?

655-705 (Hard) | Exponents, Inequalities

655-705 (Hard) | Exponents, Inequalities hide tags

HumptyDumpty

18 Jan 2013, 16:08

70

10

12,612

by: bumpbot

12 Jul 2025, 06:25

ER

A=0.abc, where a, b and c are distinct digits, is A>34?

655-705 (Hard) | Fractions and Ratios

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

kiran1213

07 May 2019, 23:25

14

9

5,806

by: sarthak1701

22 Oct 2024, 01:55

ER

a% of b is increased by a%.

505-555 (Easy) | Percent and Interest Problems

505-555 (Easy) | Percent and Interest Problems hide tags

GMATBusters

14 Mar 2020, 19:09

4

9

2,376

by: bumpbot

11 Sep 2024, 16:46

A/B is a fraction in lowest terms. Is its decimal representation a te

655-705 (Hard) | Fractions and Ratios

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

Noshad

07 May 2019, 23:20

7

4

3,056

by: bumpbot

24 May 2025, 11:12

ER

a/5 + 5/a > 2 ?

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

pk123

23 Aug 2015, 04:29

8

7

2,505

by: bumpbot

29 Oct 2019, 16:18

ER

a,b,x, and y are integers such that xayb=441. What is the value of x?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

TheUltimateWinner

30 Apr 2019, 15:33

4

1,261

by: TheUltimateWinner

30 Apr 2019, 15:31