Data Sufficiency (DS)

16 Sep 2025, 06:05

ER

DS Question Directory by Topic and Difficulty

bb

29 Aug 2025, 13:27

1.5k

0

488,035

by: bb

29 Aug 2025, 13:27

ER

A shopkeeper purchased two TV sets A and B at the same price

Poor Quality

Poor Quality hide tags

bkpolymers1617

14 Jun 2017, 08:39

4

6

3,665

by: kkrrsshh

17 Jun 2017, 00:00

ER

What is the value of the integer n? (1) n(n + 2) = 15 (2) (n

555-605 (Medium) | Algebra, Exponents

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

ajit257

10 Jul 2013, 01:54

55

7

35,716

by: akshayk

14 Jul 2017, 12:41

ER

For a certain set of 3 numbers, is the average(arithmetic mean) equal

555-605 (Medium) | Statistics and Sets Problems

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

tirupatibalaji

15 Jan 2011, 14:33

6

4,536

by: mbaaspirant80

25 Jul 2017, 00:40

ER

What is the value of x? (1) |y| ≤ −3x (2) |5x − 1| = x + 7

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

24 Jul 2017, 23:22

5

9

2,534

by: mehrotrayashraj

29 Jul 2017, 07:13

ER

If a+b+c=62, what is the value of a?

705-805 (Hard) | Algebra, Arithmetic

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

chetan2u

29 Dec 2015, 01:44

10

6

3,728

by: ScottTargetTestPrep

30 Jul 2017, 17:25

ER

Two Tangent circles A and B have radii r1 and r2, respectively. What

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

21 Jan 2015, 02:46

42

15

12,409

by: Samuelboyle96

09 Aug 2017, 14:19

ER

If x and y are positive integers, what is the remainder when 5^x is

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

Bunuel

17 Jun 2015, 06:02

11

8

4,958

04 Oct 2017, 07:15

ER

What is the surface area of a certain rectangle solid?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

MathRevolution

06 Mar 2016, 03:59

3

5

2,651

10 Oct 2017, 03:37

ER

If x, y and z are real numbers, is y – z < x – z?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

26 Feb 2017, 09:16

10

4

8,240

by: BrentGMATPrepNow

19 Oct 2017, 16:03

ER

In the triangle above, what is the length of the side BC?

Poor Quality

Poor Quality hide tags

LM

10 Apr 2010, 04:50

1

6

5,543

21 Oct 2017, 08:56

ER

ab = 0?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Creeper300

07 Nov 2010, 13:49

11

3

4,466

24 Nov 2017, 16:25

ER

if | r | != 1 is integer r even 1 r is not positive 2 2r

655-705 (Hard) | Arithmetic

655-705 (Hard) | Arithmetic hide tags

rxs0005

16 Apr 2014, 01:13

6

11

4,273

21 Dec 2017, 14:06

ER

Machines X and Y run simultaneously at their respective

Sub 505 (Easy) | Work and Rate Problems

Sub 505 (Easy) | Work and Rate Problems hide tags

enigma123

15 Mar 2012, 03:37

8

5

9,867

by: rcaraujo20

21 Dec 2017, 17:00

ER

If a + b = 20, then what is the value of c − d?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

13 Dec 2015, 05:57

6

8

5,191

28 Dec 2017, 06:11

ER

The product of the units digit, the tens digit, the hundreds digit, an

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

Bunuel

25 Apr 2016, 08:12

22

5

6,574

by: GMATinsight

09 Jan 2018, 05:20

ER

If x is an integer greater than 1, is x equal to 2^k for

Poor Quality

Poor Quality hide tags

gmatpapa

09 Jan 2011, 01:33

4

5

4,094

09 Jan 2018, 20:56

ER

Is the average of ten integers greater than 10?

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

13 Feb 2018, 01:16

1

5

2,494

by: ScottTargetTestPrep

20 Feb 2018, 17:17

ER

The number of people present at each level, except the topmost, of a

Poor Quality

Poor Quality hide tags

PrepTap

05 Jun 2015, 04:45

11

6

2,854

by: Timebomb

24 Feb 2018, 05:10

ER

If x is a positive integer, is x even? (1) 5x is even (2) x 5 is odd

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

02 Oct 2015, 01:42

2

8

7,384

by: TurningPages

26 Feb 2018, 06:11

ER

If a and b are positive odd integers less

Poor Quality

Poor Quality hide tags

EgmatQuantExpert

13 Aug 2018, 02:48

19

13

4,390

by: EgmatQuantExpert

22 Mar 2018, 11:44

ER

In the rectangular coordinate system above, if the coordinates of poin

Poor Quality

Poor Quality hide tags

saurabh87

02 Jul 2016, 20:29

4

13

7,560

24 Mar 2018, 08:58

ER

Is x > 0? (1) x + y = 30 (2) y^2 > 10

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Jamil1992Mehedi

22 Mar 2018, 09:37

4

1,793

24 Mar 2018, 18:33

ER

What is the value of N? (1) N is the least integer such that

555-605 (Medium) | Exponents, Multiples and Factors

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

amanvermagmat

12 Mar 2018, 23:24

4

3

2,197

by: EgmatQuantExpert

25 Mar 2018, 08:11

ER

On a number line, 0 < A < B, is |20 - A| < |20 -B| ?

805+ (Hard) | Absolute Values, Inequalities

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

Bunuel

26 Mar 2018, 23:10

7

6

2,558

by: chetan2u

12 Apr 2018, 00:00

ER

Katrina draws a regular n-sided polygon. What is the value of n?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

MathRevolution

15 May 2018, 02:41

2

4

2,097

17 May 2018, 01:39

ER

Is (1 + 0.01r)(1 - 0.01s) > 1 ?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

13 Apr 2018, 01:24

1

6

1,918

by: chetan2u

07 Jun 2018, 09:51

ER

Is |x| < 5?

605-655 (Medium) | Absolute Values, Inequalities

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

alphonsa

18 Aug 2014, 09:10

16

10

4,587

by: dabaobao

15 Jun 2018, 08:27

ER

If the diagonals of rectangle ABCD (AB>BC ) cross at point E

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

ichha148

22 Nov 2013, 01:31

10

9

7,776

10 Jul 2018, 06:48

ER

If gcd(m,n) is the greatest common divisor of m and n, then n=?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

MathRevolution

11 Jul 2018, 01:09

8

5

3,187

15 Jul 2018, 06:55

ER

Is the sum of 3 positive integers divisible by 6

505-555 (Easy) | Multiples and Factors

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

ritumaheshwari02

26 Nov 2012, 00:21

8

4,658

17 Jul 2018, 02:34

ER

Is x = y? (1) |x| + |y| = 0 (2) x^2 + y^2 = 0

555-605 (Medium) | Absolute Values, Algebra

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

MathRevolution

01 Jun 2017, 01:09

10

4

2,672

31 Jul 2018, 10:39

ER

How many days after the purchase of Product X does its stand

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Stiv

13 Mar 2025, 10:39

26

15

11,363

by: GMATGuruNY

19 Aug 2018, 03:30

ER

Is b even? (1) a/b is even (2) (a+1)b is even

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

Bunuel

04 Apr 2018, 23:46

5

7

2,113

by: shmba

23 Aug 2018, 19:40

ER

What is the area of the parallelogram ABCD? (1) The sum of Angle C an

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

02 Sep 2018, 22:11

1

4

1,677

by: GMATinsight

03 Sep 2018, 22:57

ER

Does z = 3 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

28 May 2017, 01:52

4

14

2,616

by: ArjunJag1328

17 Sep 2018, 04:30

ER

If the same amount of material is used to make a hollow cylinder and a

705-805 (Hard) | Geometry

705-805 (Hard) | Geometry hide tags

Bunuel

17 Sep 2018, 22:05

7

8

2,201

by: chetan2u

30 Sep 2018, 00:10

ER

What is the value of x^4y^2 - x^4y^2 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

24 Mar 2015, 04:48

5

8

4,687

by: fskilnik

22 Oct 2018, 12:42

ER

How many prime factors does N have?

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

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

piyush26

29 Oct 2018, 21:47

15

8

3,364

by: gmatexam439

02 Nov 2018, 04:12

ER

Is 3^(x+2)/9 >1 ? (1) 9^x > 1 (2) x > 0

555-605 (Medium) | Exponents, Inequalities

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

metallicafan

26 Jun 2012, 12:25

8

9

5,767

13 Nov 2018, 11:53

ER

If line k in the xy-coordinate plane has the equation Ax + By = C, wha

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

23 Jul 2018, 03:15

7

4

7,383

by: BrentGMATPrepNow

15 Nov 2018, 08:23

ER

If p = 3q, is p^2 > q^2

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

vikrantgulia

03 Jan 2014, 08:01

14

11

5,794

by: sumisachan

16 Nov 2018, 04:14

ER

What is the value of x?

505-555 (Easy) | Inequalities, Number Properties

505-555 (Easy) | Inequalities, Number Properties hide tags

Bunuel

22 Feb 2016, 04:38

13

7

4,160

25 Nov 2018, 00:49

ER

Is ab a prime number?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

07 Oct 2015, 06:34

19

5

9,658

by: masoomjnegi

20 Dec 2018, 03:37

ER

Is p^2 - 1 divisible by 12?

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

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

alphonsa

15 Aug 2014, 09:13

13

8

9,704

by: KanishkM

05 Jan 2019, 09:04

ER

If √m is an integer, what is the value of √m?

555-605 (Medium) | Inequalities, Number Properties

555-605 (Medium) | Inequalities, Number Properties hide tags

Bunuel

21 Sep 2018, 01:35

6

3,255

by: sheen22

30 Jan 2019, 08:52

ER

If O is the center of the circle with diameter AB and T is a tangency

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

fskilnik

11 Feb 2019, 12:51

25

3

3,823

by: GMATGuruNY

12 Feb 2019, 15:27

ER

Is the positive number 'x' an integer?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

alphonsa

15 Aug 2014, 09:00

7

6

3,172

19 Feb 2019, 01:18

ER

What is the value of p^8 - q^8 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

01 Feb 2018, 23:56

6

7

3,409

by: KanishkM

19 Feb 2019, 03:15

ER

Is positive integer k the square of an integer?

705-805 (Hard) | Out of Scope - Too Hard

705-805 (Hard) | Out of Scope - Too Hard hide tags

BrentGMATPrepNow

27 Feb 2019, 18:11

4

2,915

by: ocelot22

01 Mar 2019, 15:08

ER

For the given set n = {3, 6, 4, 6, 5, p}, is p > 2?

Poor Quality

Poor Quality hide tags

shivaleo

12 Nov 2018, 10:50

12

6

4,812