Data Sufficiency (DS)

16 Sep 2025, 06:05

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DS Question Directory by Topic and Difficulty

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bb

23 Aug 2026, 13:03

1.6k

1

496,474

by: bb

23 Aug 2026, 13:01

ER

What is the value of (x+3y)/(3x-y)?

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MathRevolution

05 Feb 2018, 02:12

4

3,698

07 Feb 2018, 05:23

Is a cubic centimeter of substance S heavier than a cubic centimeter

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

06 Feb 2018, 05:42

1

1,498

06 Feb 2018, 23:13

Does Bob have more records in his record collection than Linda has in

505-555 (Easy) | Inequalities

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Bunuel

06 Feb 2018, 05:53

1

1,169

by: niks18

06 Feb 2018, 10:24

In the figure above, what is the value of d ?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

06 Feb 2018, 05:56

1

1,912

by: pushpitkc

06 Feb 2018, 10:09

Is positive integer x divisible by 70?

505-555 (Easy) | Multiples and Factors

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Bunuel

06 Feb 2018, 05:52

2

2,960

by: pushpitkc

06 Feb 2018, 10:04

ER

If x and y are integers, is x less than y ?

555-605 (Medium) | Inequalities

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Bunuel

06 Feb 2018, 06:24

4

1,855

by: GMATBusters

06 Feb 2018, 07:59

What is the value of a^4 - b^4 ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

06 Feb 2018, 06:04

1

1,347

by: DavidTutorexamPAL

06 Feb 2018, 06:21

Is x is divisible by 25? (1) x^2 is a multiple of 50 (2) x^3 is

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

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

GMATinsight

05 Feb 2018, 07:11

4

3

1,511

by: jrk23

05 Feb 2018, 08:28

If m is an integer greater than 9 but less than 20, is n greater than

705-805 (Hard) | Inequalities

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Bunuel

25 Jan 2018, 23:51

9

11

3,058

by: niks18

04 Feb 2018, 07:08

Is x equal to 2.5?

555-605 (Medium) | Fractions and Ratios

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

Bunuel

11 Jan 2018, 23:38

2

3

2,535

by: Mo2men

03 Feb 2018, 17:41

ER

A container manufactured for the transport of liquids is a right circu

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

01 Feb 2018, 00:25

2

1,394

by: GMATinsight

01 Feb 2018, 04:26

What is the area of the triangle shown above?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

01 Feb 2018, 00:20

1

2,536

by: NandishSS

01 Feb 2018, 00:26

ER

Is n < 0 ? (1) n - 1 < 0 (2) |3 - n| > |n + 5|

555-605 (Medium) | Absolute Values, Inequalities

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MathRevolution

29 Jan 2018, 04:29

4

2,729

by: ccooley

31 Jan 2018, 13:04

If u, v, and w are the lengths of the two sides and a diagonal of a pa

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

25 Oct 2016, 23:12

1

2

1,522

30 Jan 2018, 01:39

ER

Given that x& = x^2 + 3, what is the value of integer k if there is a

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Zed3092

24 Jan 2018, 04:42

2

12

1,969

by: balhhs0e

25 Jan 2018, 21:44

If a, b, and c are positive, is a =b^2/c ?

555-605 (Medium) | Algebra

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Bunuel

24 Dec 2017, 01:20

1

3

1,737

by: skidstorm

25 Jan 2018, 10:43

ER

If p, q, x, and y are positive integers, is q^y/p^x an integer?

505-555 (Easy) | Number Properties

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Bunuel

12 Nov 2014, 09:46

10

5

5,384

25 Jan 2018, 05:23

ER

Is the tens digit of a two digit integer k divisible by 3?

605-655 (Medium) | Multiples and Factors

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ananthpatri

06 Aug 2012, 00:21

5

6

6,852

24 Jan 2018, 23:28

ER

If x < 20, How many distinct factors does odd number x have? 1) 16x

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

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

GMATinsight

23 Jan 2018, 03:58

7

17

4,171

23 Jan 2018, 23:19

ER

Is x greater than x^3? (1) x is negative. (2) x^2 - x^3 > 2

655-705 (Hard) | Inequalities

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Bunuel

19 Jan 2018, 10:57

2

3

2,139

22 Jan 2018, 23:05

ER

Is 4^(x + 3) < 64 ? (1) 4^(x + 1) < 4 (2) 4^(x + 2) > 4

555-605 (Medium) | Exponents, Inequalities

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

Bunuel

19 Jan 2018, 10:18

2

1,955

22 Jan 2018, 14:20

ER

Of the 70 children who visited a certain doctor last week,

505-555 (Easy) | Overlapping Sets

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aiming4mba

17 Aug 2010, 09:57

5

6

3,833

22 Jan 2018, 04:58

ER

If x, y and z are integers then is the product of x, y, and z divisibl

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akgulhane

21 Jan 2018, 23:14

3

2,266

21 Jan 2018, 23:28

ER

Is a^4+b^4 less than 32?

705-805 (Hard) | Algebra +2 tags

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diota2004

08 Dec 2017, 21:42

60

6

4,375

by: diota2004

21 Jan 2018, 01:43

ER

If xy ≠ 0, is x/y < 0 ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

31 Dec 2017, 12:14

2

3,046

20 Jan 2018, 22:57

ER

Is the product of a, b and c divisible by 3?

705-805 (Hard) | Arithmetic +2 tags

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chetan2u

02 Dec 2017, 05:28

3

12

3,426

20 Jan 2018, 22:19

If m and n are positive integers and mn = 24, what is the value of m ?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

19 Jan 2018, 10:54

2

3,742

by: kdgodoy

20 Jan 2018, 12:22

ER

Is x < 0 ? (1) -4x < 0 (2) -4x^2 < 0

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

jayoptimist

03 Jul 2012, 23:30

3

4

4,283

19 Jan 2018, 10:52

ER

If Peter spends $460 on three pairs of shoes, how much did the least

555-605 (Medium) | Fractions and Ratios

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

Bunuel

18 Jul 2016, 08:17

3

2,922

by: ScottTargetTestPrep

18 Jan 2018, 14:31

ER

If x is an integer, is (3x - y)^(1/2) = (2x - 2y)^(1/2) ?

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

02 Oct 2017, 04:43

7

3

2,027

17 Jan 2018, 21:03

What is the 999th term of the series S ? (1) The first four terms of S

605-655 (Medium) | Algebra, Sequences

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

Sajjad1994

06 Jan 2018, 14:22

5

6

5,968

by: NiruSinghal

16 Jan 2018, 23:28

If a, b, c, d are integers. Is standard deviation of a, b, c, d same

555-605 (Medium) | Statistics and Sets Problems

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ganand

27 Mar 2017, 07:00

3

1

3,471

15 Jan 2018, 23:33

In the circle above with center O, what is the length of minor arc BC?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

15 Jan 2018, 21:53

4

3

5,223

by: AnubhutiSharma

15 Jan 2018, 22:40

ER

If x is an integer and 3x+8>-1, what is the value of x?

605-655 (Medium) | Absolute Values, Inequalities

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chetan2u

11 Jan 2018, 05:28

2

2,284

15 Jan 2018, 11:47

Is a + b > c + d?

705-805 (Hard) | Inequalities

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chetan2u

24 Dec 2017, 04:13

3

2,124

by: hellosanthosh2k2

13 Jan 2018, 11:04

ER

At a fair, tickets for rides cost 50 cents each. If Tim spen

Sub 505 (Easy) | Word Problems

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fozzzy

11 Sep 2013, 05:20

3

8

4,067

13 Jan 2018, 01:05

If a and b are integers, what is the sum of the reciprocals of a and b

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

11 Jan 2018, 21:17

2

1,462

by: tu2325

12 Jan 2018, 18:32

If 0 < z < 1, is the hundredths digit of z equal to 9?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

12 Jan 2018, 00:41

1

1,318

by: Rahul5843

12 Jan 2018, 00:55

If x, y, and z are integers greater than 0 and x = y + z, what is the

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

11 Jan 2018, 23:50

1

1,705

by: Rahul5843

12 Jan 2018, 00:41

ER

Is b = 21? (1) The average (arithmetic mean) of a, b and 16 is 14.

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

07 Jan 2018, 23:13

1

2

1,646

11 Jan 2018, 11:54

ER

If 6 positive integers have a sum less than 10, what is the value of

655-705 (Hard) | Statistics and Sets Problems

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

Bunuel

09 Jan 2018, 23:38

3

2,250

by: chetan2u

11 Jan 2018, 08:24

If the average (arithmetic mean) life expectancy amongst males in coun

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

07 Jan 2018, 23:04

1

1,401

10 Jan 2018, 23:09

ER

Is x an integer? (1) The average (arithmetic mean) of x – 1 and x +

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

09 Jan 2018, 23:32

7

1,889

10 Jan 2018, 22:43

If the average (arithmetic mean) of x and y is positive, is x positive

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

10 Jan 2018, 05:36

4

3

1,712

by: PraveenChahal

10 Jan 2018, 09:24

ER

If Φ is a digit in the number n and n = 3.Φ6, what is Φ?

Sub 505 (Easy) | Fractions and Ratios

Sub 505 (Easy) | Fractions and Ratios hide tags

Bunuel

01 Nov 2016, 04:49

5

2

5,398

by: BrentGMATPrepNow

10 Jan 2018, 09:13

If a is a positive number less than 10, is c greater than the average

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

09 Jan 2018, 23:39

1

1,823

10 Jan 2018, 00:33

ER

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

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gmatpapa

09 Jan 2011, 01:33

4

5

4,180

09 Jan 2018, 20:56

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

6,659

by: GMATinsight

09 Jan 2018, 05:20

ER

Data Sufficiency Pack 4, Question 1) Each of the canisters in....

705-805 (Hard) | Algebra, Fractions and Ratios

705-805 (Hard) | Algebra, Fractions and Ratios hide tags

EMPOWERgmatRichC

06 Dec 2015, 12:49

9

5

4,257

by: hellosanthosh2k2

08 Jan 2018, 13:02

If the average of a and 15 is b, is b > a? (1) 14 < b < 15 (2) a + b

605-655 (Medium) | Inequalities

605-655 (Medium) | Inequalities hide tags

Bunuel

07 Jan 2018, 23:15

1

1,468