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

488,774

by: bb

29 Aug 2025, 13:27

ER

If x is an odd integer, is y an odd integer?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

14 Jul 2017, 00:17

2

3

4,288

by: Luckisnoexcuse

14 Jul 2017, 02:49

ER

The area of a rectangular lot is 900 feet. What is the

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

metallicafan

09 Mar 2012, 09:26

6

2

3,839

by: IdiomSavant

12 Jul 2017, 14:51

ER

What is the volume of cubical box in cubic centimeters? I.One face of

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Sajjad1994

10 Feb 2017, 07:28

2

3

4,101

by: gmathopeful19

11 Jul 2017, 17:53

ER

If a and b are positive integers, is a + b even?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

06 Dec 2016, 07:25

1

10

2,625

by: harikrish

11 Jul 2017, 09:23

ER

What is the average of x and y?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

shyind

04 Nov 2015, 06:27

12

2

18,884

08 Jul 2017, 14:50

ER

What is area of triangle ABC?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

kanigmat011

18 Feb 2015, 03:20

17

11

4,210

08 Jul 2017, 02:01

ER

Is rst > 1?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

14 Jun 2017, 06:49

2

7

2,615

by: JeffTargetTestPrep

06 Jul 2017, 18:30

ER

Is (a^2 + b^2)^1/2 an integer

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

jedit

05 Jul 2017, 00:14

4

2

2,175

by: jedit

05 Jul 2017, 00:00

ER

P is a set of integers. If a is the average of the odd integers and b

555-605 (Medium) | Absolute Values, Number Properties

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

Bunuel

03 Jul 2017, 05:02

5

4

2,343

by: chetan2u

04 Jul 2017, 10:46

ER

A quadrilateral is inscribed in a circle. If the

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Smita04

02 Feb 2012, 21:44

11

14

8,193

by: MathRevolution

03 Jul 2017, 13:52

ER

Three friends are trying to decide how to split up a tub of ice cream.

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VyshakhR1995

06 Apr 2017, 05:20

2

7

3,198

03 Jul 2017, 10:23

ER

A larger playground has a rectangular-shaped track shaded shown as abo

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MathRevolution

26 Apr 2017, 01:16

7

9

1,703

by: Sash143

03 Jul 2017, 05:47

ER

If a, b, and c are distinct nonzero numbers, is (a b)^3(b c)/(a +

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

25 Nov 2014, 08:24

6

8

6,196

29 Jun 2017, 12:13

ER

Robin and Barney, the guitarist and bassist, respectively, of a popula

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

16 Feb 2015, 06:51

3

7

3,215

28 Jun 2017, 12:40

ER

Is y^3 < |y|?

555-605 (Medium) | Absolute Values, Inequalities

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

ydmuley

25 Jun 2017, 09:03

1

9

2,793

by: niks18

28 Jun 2017, 12:34

ER

The average age of students in class A is 15 years. What is the age of

505-555 (Easy) | Statistics and Sets Problems

505-555 (Easy) | Statistics and Sets Problems hide tags

danlew

27 Jun 2017, 05:35

4

8,811

by: shashankism

27 Jun 2017, 23:09

ER

If A and B are two positive single digit number,

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

chetan2u

23 Mar 2016, 23:53

6

3

2,349

27 Jun 2017, 10:41

ER

Is the average (arithmetic mean) of a, b, and c equal to 8?

Sub 505 (Easy) | Statistics and Sets Problems

Sub 505 (Easy) | Statistics and Sets Problems hide tags

Bunuel

25 Jun 2017, 02:55

1

3

10,798

26 Jun 2017, 13:35

ER

If r and s are positive integers, r/15 is an integer and s/12 is an in

555-605 (Medium) | Multiples and Factors

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

Bunuel

28 Apr 2016, 04:56

1

2

2,460

by: ashikaverma13

26 Jun 2017, 00:50

ER

If a and c are positive integers, is 3^11a × a^12c divisible by 2?

Sub 505 (Easy) | Exponents, Multiples and Factors

Sub 505 (Easy) | Exponents, Multiples and Factors hide tags

Bunuel

28 Apr 2016, 17:02

4

2,575

by: ashikaverma13

26 Jun 2017, 00:36

ER

Is y > 0?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

24 Jun 2017, 00:13

5

7

3,035

26 Jun 2017, 00:23

ER

Is 5^k greater than k?

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

24 Jun 2017, 08:33

7

2

2,680

25 Jun 2017, 15:23

ER

If A, B and C are positive integers, what is the value of A?

555-605 (Medium) | Fractions and Ratios, Number Properties

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

chetan2u

05 Apr 2016, 07:55

4

3

2,244

22 Jun 2017, 11:51

ER

If a ≠ 0, is a^b > 1?

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

22 Jun 2017, 04:57

5

2,374

by: arvind910619

22 Jun 2017, 11:03

ER

If -x is a prime number, what is the value of x?

555-605 (Medium) | Algebra, Number Properties

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

Bunuel

22 Jun 2017, 06:01

5

2,420

by: shashankism

22 Jun 2017, 06:17

ER

Is xy > 0? (1) x^2 > 0 (2) xy^2 > 0

Sub 505 (Easy) | Inequalities

Sub 505 (Easy) | Inequalities hide tags

Bunuel

28 Mar 2016, 02:29

1

5

3,104

by: amanvermagmat

21 Jun 2017, 21:32

ER

If x and y are integers, what is the value of x?

555-605 (Medium) | Algebra, Inequalities

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

Bunuel

14 Jun 2017, 03:40

2

3

1,619

by: Chets25

17 Jun 2017, 16:10

ER

What is the value of x?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

vikasp99

23 Feb 2017, 22:48

1

3

1,639

17 Jun 2017, 10:40

ER

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

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bkpolymers1617

14 Jun 2017, 08:39

4

6

3,674

by: kkrrsshh

17 Jun 2017, 00:00

ER

Is a the common divisor of b and c? 1) a < b < c 2) a, b, c are conse

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

GMATinsight

16 Jun 2017, 06:56

1

1,709

by: RMD007

16 Jun 2017, 07:59

ER

If the sum of a, b, and c is less than five, is a less than one?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

14 Jun 2017, 06:52

3

1,907

by: Mo2men

15 Jun 2017, 18:13

ER

Is |x-1| < 1?

705-805 (Hard) | Absolute Values, Inequalities

705-805 (Hard) | Absolute Values, Inequalities hide tags

mokap25

17 Aug 2011, 05:36

10

5

4,168

13 Jun 2017, 23:08

ER

Is y!/x! an integer?

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BukrsGmat

13 Jul 2012, 04:17

7

10

7,632

by: akshayk

13 Jun 2017, 22:34

ER

If x, y are integers, is x+y an odd number?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

MathRevolution

13 Jun 2017, 01:41

1

3

2,135

13 Jun 2017, 02:40

ER

Is a > 0?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

chetan2u

22 Jan 2017, 03:50

7

6

3,556

by: chetan2u

10 Jun 2017, 20:08

ER

If the mean of the set S is 14 then find the Median of the set 1) Set

555-605 (Medium) | Statistics and Sets Problems

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

GMATinsight

10 Jun 2017, 04:34

1

1,321

by: pushpitkc

10 Jun 2017, 04:59

ER

If f(n)=4^n-3^n and n is a positive integer

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

harshdeep12

06 Jun 2017, 12:16

2

2,266

08 Jun 2017, 15:22

ER

There is a total of 400 students. 310 students participated in A, and

555-605 (Medium) | Statistics and Sets Problems

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

MathRevolution

06 Jun 2017, 02:37

2

2,157

by: MathRevolution

08 Jun 2017, 00:52

ER

What is the minimum possible radius of the circle C which has centre a

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

GMATinsight

05 Jun 2017, 08:32

1

2,108

by: GMATinsight

06 Jun 2017, 03:47

ER

If x is a positive, single-digit integer, is x prime?

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

28 Aug 2015, 02:44

13

10

3,626

06 Jun 2017, 01:51

ER

Is it true that a > b ? (1) 3a > 5b (2) –a < –b

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

14 Mar 2017, 02:59

2

8

2,391

by: origen87

06 Jun 2017, 00:52

ER

In a certain card game, the winning hand is the one where

555-605 (Medium) | Statistics and Sets Problems

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

iwillcrackgmat

03 Jun 2017, 17:37

1

3

2,491

03 Jun 2017, 17:38

ER

If x is both the cube of an integer and between 2 and 200, what is the

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

28 May 2017, 02:21

1

6

4,377

by: ScottTargetTestPrep

01 Jun 2017, 09:57

ER

What is the median of 5 consecutive integers?

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MathRevolution

14 Sep 2016, 02:01

6

3

3,162

by: AK92

01 Jun 2017, 02:33

ER

If the sides x of the rectangle above are increased by 3 units, what

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

11 Jul 2019, 05:23

1

4

3,846

31 May 2017, 05:10

ER

Suppose 3p + 4q = 11. Then what is the value of q?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

11 Jul 2019, 05:25

3

5

3,680

31 May 2017, 05:07

ER

What is the perimeter of ∆ABC above?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

11 Jul 2019, 05:37

2

3

3,007

31 May 2017, 04:56

ER

Let h denote the height and b the base of the triangle above. What is

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

15 May 2017, 11:02

3

2,270

31 May 2017, 04:36

ER

If x ≠ 0, what is the value of (x^u/x^v)^(1/2) ?

505-555 (Easy) | Exponents, Number Properties

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

hardnstrong

11 Jun 2010, 09:32

2

6

4,419

31 May 2017, 04:31

ER

How many distinct Prime Factors does a^b^c has 1) a^b has three disti

605-655 (Medium) | Multiples and Factors, Number Properties

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

GMATinsight

30 May 2017, 05:41

5

3

2,562