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

175

15

78,562

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

188,427

by: bumpbot

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

487,773

by: bb

29 Aug 2025, 13:27

ER

In the figure, O is the center of the circle of radius 3, an

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

smartyman

24 Jun 2014, 07:58

4

5

3,955

by: KarishmaB

20 Oct 2016, 22:53

ER

What is 11% of x? (1) 3/8 of x is 24 (2) 5% of x is 3.2

Sub 505 (Easy) | Arithmetic, Percent and Interest Problems

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

Bunuel

21 Mar 2016, 07:26

1

5

8,548

by: MathRevolution

20 Oct 2016, 17:25

ER

If a≠-b, √[(a+2b)/(a+b)]=?

555-605 (Medium) | Fractions and Ratios

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

MathRevolution

18 Oct 2016, 00:53

1

2

2,313

by: MathRevolution

19 Oct 2016, 23:34

ER

A set of Manhattan Review practice questions for all sections of the

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

18 Oct 2016, 23:56

2

2,499

by: s1d1

19 Oct 2016, 13:04

ER

If a>b, is a>c? 1) a/b > c/b 2) 5ab > 6bc

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

EBITDA

25 May 2016, 07:47

5

4

2,324

by: mvictor

18 Oct 2016, 07:59

ER

If on Monday 14 car salesmen showed potential customers cars that were

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

17 Oct 2016, 05:52

1

2

1,604

by: Naeemeeda

17 Oct 2016, 13:41

ER

The figure above shows the shape of a flowerbed. If arcs WZ

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Asifpirlo

22 Aug 2013, 03:09

1

3

4,673

by: bumpbot

16 Oct 2016, 18:14

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

3,024

by: bumpbot

16 Oct 2016, 08:54

ER

A rectangular room has dimensions of the four walls as " x "

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

innocous

19 Aug 2013, 03:09

3

6

3,271

by: mikeyg51

13 Oct 2016, 16:03

ER

If km does not equal 0, is k/m < 0?

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

12 Oct 2016, 01:59

1

2

2,740

by: AkshdeepS

12 Oct 2016, 04:08

ER

If x is greater than 7, is y less than x?

605-655 (Medium) | Inequalities, Number Properties

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

audiogal101

26 Nov 2013, 02:10

2

3

3,442

by: bumpbot

11 Oct 2016, 23:42

ER

If a is an integer and 0 < a < 7 and b = a^7, then what is the value

605-655 (Medium) | Exponents +2 tags

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

Bunuel

11 Oct 2016, 02:11

1

4

2,105

by: abhimahna

11 Oct 2016, 07:07

ER

What is the perimeter of rectangle M?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

11 Oct 2016, 02:25

1

2,102

by: msk0657

11 Oct 2016, 02:50

ER

Bill went shopping for fruits and vegetables. He purchased a number of

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

10 Oct 2016, 02:54

2

1,633

by: darthsaini

10 Oct 2016, 03:30

ER

In x-y coordinates, A(0,3) and B (3,0) are given. Does A and B form th

Poor Quality

Poor Quality hide tags

MathRevolution

09 Jul 2016, 10:14

3

8

2,735

by: rohit8865

09 Oct 2016, 05:47

ER

Is A an odd integer?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

chetan2u

19 May 2016, 22:48

7

2,836

by: syahasa2

09 Oct 2016, 03:13

ER

Line J is tangent to a circle, which is centered on the orig

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Carcass

03 Mar 2012, 12:39

24

7

7,392

by: Bunuel

08 Oct 2016, 02:49

ER

Which one of the following is greatest among the three

555-605 (Medium) | Algebra, Exponents

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

idontknowwhy94

07 Oct 2016, 04:46

1

2,197

by: abhimahna

07 Oct 2016, 07:17

ER

A certain carton holds fewer than 50 books. What is the number of book

605-655 (Medium) | Number Properties, Remainders

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

nilesh376

17 Apr 2010, 01:52

8

10

10,782

by: Bunuel

06 Oct 2016, 01:29

ER

In the diagram above, ABCD is a square with side M, and EFGH is a squa

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

09 Apr 2015, 07:29

20

9

9,663

by: Akuthiala

20 Sep 2016, 16:17

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

9,056

by: law258

18 Sep 2016, 17:29

ER

If -3/4*x+3y-1/2=3/2*y-1/4*x what is the value of x?

Sub 505 (Easy) | Algebra, Fractions and Ratios

Sub 505 (Easy) | Algebra, Fractions and Ratios hide tags

arvindg

01 Feb 2012, 14:38

2

3

4,917

by: bumpbot

18 Sep 2016, 10:10

ER

What is the value of x^3 - y^3 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

vivaslluis

10 Oct 2010, 03:46

16

9

5,471

by: law258

18 Sep 2016, 10:07

ER

In the Triangle ABC has angles a, b c at vertex A B C respectively. Is

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

rxs0005

20 Feb 2012, 10:10

1

5

3,334

by: bumpbot

17 Sep 2016, 13:37

ER

In the trapezoid ABCD, what is the area of triangle ABC?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

26 Jan 2016, 08:15

3

9

6,481

by: gauravategmat

15 Sep 2016, 06:28

ER

If m and n are positive integers. What is the units digit of

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

gepetow

23 Jul 2013, 15:08

9

4

4,092

by: bumpbot

15 Sep 2016, 03:52

ER

In a cookie-eating contest, there are 200 cookies provided

Poor Quality

Poor Quality hide tags

guygmat

18 Jun 2011, 21:03

9

17

10,052

by: bumpbot

13 Sep 2016, 06:29

ER

If n is an even integer less than 24, is x an odd integer?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

12 Apr 2016, 02:25

4

2,356

by: Pretz

08 Sep 2016, 02:56

ER

What is the ratio of a : b : c?

505-555 (Easy) | Fractions and Ratios

505-555 (Easy) | Fractions and Ratios hide tags

BrentGMATPrepNow

06 Sep 2016, 11:57

2

1

3,980

by: Senthil1981

06 Sep 2016, 08:33

ER

Is |xy| ≥ 1?

555-605 (Medium) | Absolute Values, Inequalities

555-605 (Medium) | Absolute Values, Inequalities hide tags

Rca

18 Oct 2014, 08:33

4

2

2,852

by: bumpbot

06 Sep 2016, 04:22

ER

In triangle ABC above, if ∠BAD and ∠ADB have measures of 2n°, and if

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

29 Aug 2016, 03:59

4

3

2,603

by: rohit8865

05 Sep 2016, 20:50

ER

If n is an integer, and n ≠ 0, is (100 + n^2)/n a positive integer?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

01 Sep 2016, 03:53

1

2

2,413

by: Balajikarthick1990

01 Sep 2016, 22:55

ER

What is the value of y?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

28 Aug 2016, 10:55

6

1,834

by: Balajikarthick1990

30 Aug 2016, 22:57

ER

Is |x| < 1 ?

Poor Quality

Poor Quality hide tags

gmatgambler

06 Jan 2014, 03:12

9

5

4,310

by: Bunuel

30 Aug 2016, 10:18

ER

The area of parallelogram QRST is what percent of the area o

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

sanjoo

27 Aug 2016, 01:49

3

4

6,120

by: bumpbot

26 Aug 2016, 08:13

In the figure, what is the value of y

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

metallicafan

06 Jul 2012, 10:12

2

5

4,421

by: bumpbot

26 Aug 2016, 08:06

ER

A transportation token is originally a circle. When collecte

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

fozzzy

23 Jun 2013, 02:59

3

4

2,543

by: bumpbot

26 Aug 2016, 07:52

ER

Is 3 < sqrt of x < 5 ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

sara86

25 Dec 2015, 08:10

3

4

2,456

by: maliyeci

25 Aug 2016, 02:10

ER

Is integer x divisible by 48?

505-555 (Easy) | Multiples and Factors

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

Bunuel

24 Aug 2016, 05:54

1

3

3,013

by: paidlukkha

24 Aug 2016, 07:14

A and B are two integers. Is A-7B Even?

555-605 (Medium) | Multiples and Factors, Number Properties

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

stonecold

03 Aug 2016, 04:57

1

3

2,229

by: stonecold

24 Aug 2016, 02:16

ER

What is the median of 15 integers?

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

stunn3r

25 Jun 2013, 05:30

4

12

7,376

by: bumpbot

24 Aug 2016, 00:56

ER

If q + r + s = 45, what is the value of qr?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

23 Aug 2016, 02:36

2

3

2,801

by: DAllison2016

23 Aug 2016, 13:32

ER

Is c equal to the median of the 3 positive integers a, b, c

555-605 (Medium) | Statistics and Sets Problems

555-605 (Medium) | Statistics and Sets Problems hide tags

rxs0005

14 Jan 2011, 16:25

3

8

4,678

by: bumpbot

23 Aug 2016, 04:06

ER

In the xy plane, is the point (4, −2) on the line l?

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

21 Aug 2016, 04:16

2

6

3,879

by: Balajikarthick1990

22 Aug 2016, 04:40

ER

A certain packing box contains books between 50 to 60. How many books

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

quantman3

10 Nov 2011, 20:09

3

6

4,245

by: Bunuel

22 Aug 2016, 01:09

ER

If A is a prime number, what is the value of A?

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

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

Bunuel

18 Jul 2016, 08:16

3

10

2,653

by: stonecold

21 Aug 2016, 08:57

ER

Is 0 > ab?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

30 Dec 2014, 07:44

11

3,543

by: HKD1710

21 Aug 2016, 06:16

ER

Daniel rides to school each day on a path that takes him first to a

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

01 Jul 2016, 04:22

2

4

2,312

by: Bunuel

18 Aug 2016, 10:30

ER

What is the value of 12/5^p?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

14 Aug 2016, 07:13

1

3

2,053

by: MarkusKarl

14 Aug 2016, 15:38

ER

If y≠0 and y≠-1, is x/y > x/(y+1)?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

jimmylow

14 Aug 2016, 06:14

3

5

3,451

by: Bunuel

14 Aug 2016, 06:15