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

487,941

by: bb

29 Aug 2025, 13:27

ER

If a + b = c, what is the value of c ? (1) b = 5 (2) 2(a + c) = 22 +

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

16 Mar 2022, 06:30

1

1,079

by: BrentGMATPrepNow

16 Mar 2022, 07:03

ER

What percent is x of y? (1) x = 3y (2) x y = 6

Sub 505 (Easy) | Percent and Interest Problems

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

Bunuel

16 Mar 2022, 03:30

1

1,463

by: Sr1994

16 Mar 2022, 07:22

ER

If x^(1/2) = y, what is the value of x?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

17 Mar 2022, 01:30

1

1,315

by: desertEagle

18 Mar 2022, 00:29

ER

In quadrilateral ABCD above, CD is parallel to and is longer than AB.

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

16 Aug 2019, 02:41

1

4

2,208

by: WheatyPie

18 Mar 2022, 02:38

ER

What is the value of x ? (1) 12x + 4y = 4(21 + y) (2) y = 12

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

23 Mar 2022, 03:00

1

1,306

by: BrentGMATPrepNow

23 Mar 2022, 08:10

ER

Is positive integer m odd? (1) m = 2k + 1, where k is an integer.

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

23 Mar 2022, 09:00

1

1,712

by: Nefertiti9

23 Mar 2022, 09:31

ER

If a^2 is not equal to b^2, what is the value of a-b - a^2 - b^2

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

23 Mar 2022, 08:00

1

1,243

by: Nefertiti9

23 Mar 2022, 11:27

ER

When an object is dropped from a building, its height above the ground

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

23 Mar 2022, 06:30

1

2,169

23 Mar 2022, 14:12

ER

A certain box contains only red balls and green balls. If one ball is

Sub 505 (Easy) | Probability

Sub 505 (Easy) | Probability hide tags

Bunuel

23 Mar 2022, 05:00

1

2,347

23 Mar 2022, 14:18

ER

How many students does the Gotham City School of Business enroll each

505-555 (Easy) | Fractions and Ratios, Word Problems

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

Bunuel

23 Mar 2022, 04:30

1

1,497

23 Mar 2022, 14:21

ER

The average (arithmetic mean) height of five of Peters friends is 70

Sub 505 (Easy) | Statistics and Sets Problems

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

Bunuel

23 Mar 2022, 03:30

1

1,615

23 Mar 2022, 14:23

ER

Is the slope of line z positive ? (1) line m is perpendicular to line

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

25 Feb 2020, 03:21

1

4

2,744

24 Mar 2022, 19:21

ER

Derek's cell phone bill shows total minutes used for each of two categ

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

23 Feb 2022, 09:00

1

1,333

by: shivaniilall

29 Mar 2022, 14:13

ER

If the product of digits of a 2-digit integer n is 20, what is the

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

loveparis

09 Feb 2011, 15:05

1

3

4,320

30 Mar 2022, 03:34

ER

At an auction, each of the bids on a certain clock after the first bid

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

Bunuel

01 Feb 2021, 13:51

1

3

2,664

30 Mar 2022, 16:42

ER

What is the value of (3(k + m) + 4k)/(2k + m) ?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

30 Mar 2022, 01:30

1

1,389

by: mdsaddamforgmat

31 Mar 2022, 01:22

ER

Is ABC an isosceles triangle? (1) AD = DC (2) The area of ABD

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

25 Mar 2022, 01:30

1

3

2,676

by: Nidzo

01 Apr 2022, 08:27

ER

A certain set S consists of 9 integers. What is the standard deviation

555-605 (Medium) | Statistics and Sets Problems

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

Snehaaaaa

07 Apr 2022, 08:23

1

2

1,384

by: IanStewart

08 Apr 2022, 08:50

ER

Is x > 2? (1) x is positive (2) x^2 > 9

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

01 Apr 2022, 01:30

1

2,352

by: AndrewN

08 Apr 2022, 09:26

ER

What was the cost of a certain telephone call?

Sub 505 (Easy) | Algebra, Word Problems

Sub 505 (Easy) | Algebra, Word Problems hide tags

Bunuel

08 Feb 2018, 23:20

1

7

4,168

10 Apr 2022, 09:45

ER

Is n > 5? (1) The median of the set {2, 1, 5, 8, n} is greater than

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

12 Apr 2022, 01:30

1

3

1,252

by: Boho

12 Apr 2022, 05:29

ER

What is the value of x^2 ? (1) y(2x + y) = 32 (2) (x + y)^2 = 36

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

13 Apr 2022, 05:30

1

935

by: GMATWhizTeam

14 Apr 2022, 10:16

ER

Is 3 in set M? (1) 13 is in the set M. (2) If x is in the set, then x

505-555 (Easy) | Statistics and Sets Problems

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

Bunuel

15 Apr 2022, 11:16

1

1,188

by: yashikaaggarwal

16 Apr 2022, 04:16

ER

Is ax = (7 + 5bx)/4 ? (1) x(4a - 5b) = 7 (2) a = 1

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

17 Jun 2018, 06:27

1

3

2,980

17 Apr 2022, 04:20

ER

The hexagon ABCDEF is inscribed in the circle with center O. What is

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

05 Nov 2017, 01:57

1

3

4,629

20 Apr 2022, 01:00

ER

If sequence S has 250 terms, what is the 243rd term of S ?

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

Bunuel

20 Nov 2017, 00:13

1

4

4,323

21 Apr 2022, 12:50

ER

Is the product of six consecutive positive integers a multiple of 576?

705-805 (Hard) | Multiples and Factors

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

Bunuel

21 Apr 2022, 01:30

1

3

2,017

by: GMATWhizTeam

22 Apr 2022, 01:37

ER

Is y^2 = 0?

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

11 Nov 2017, 09:34

1

2

3,036

23 Apr 2022, 09:46

ER

If x is a positive number is x^(1/2) an integer?

555-605 (Medium) | Algebra +3 tags

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

Bunuel

24 Apr 2022, 14:00

1

1,328

by: thkkrpratik

24 Apr 2022, 23:35

ER

When 15n where n is a positive integer, is divided by 6, the remainder

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

Bunuel

12 Nov 2017, 23:40

1

4

4,244

25 Apr 2022, 00:43

ER

If x is a multiple of 3, is xy divisible by 48? (1) x is divisible by

505-555 (Easy) | Multiples and Factors

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

Bunuel

22 Apr 2022, 01:30

1

2

1,316

by: GMATWhizTeam

25 Apr 2022, 03:45

ER

Mimis corner grocery store sells only two kinds of ice cream: Brand X

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

24 Apr 2022, 08:00

1

1,157

by: Abhishekgmat87

28 Apr 2022, 22:40

ER

A certain energy bar can be purchased individually for $1.50; a packag

605-655 (Medium) | Word Problems

605-655 (Medium) | Word Problems hide tags

Bunuel

29 Apr 2022, 01:30

1

2

2,422

29 Apr 2022, 19:25

ER

In the rectangular solid above, does AB = DE ?

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

20 Apr 2022, 03:30

1

1,570

by: Lordsun2020

30 Apr 2022, 23:18

ER

S = 0.abc, where a, b, and c are any decimal digits. Is S > 2/3? (1) a

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

27 Apr 2022, 08:00

1

1,137

01 May 2022, 07:32

ER

If x and y are positive integers, is x y divisible by 4?

555-605 (Medium) | Multiples and Factors

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

Bunuel

27 Apr 2022, 06:00

1

1,451

01 May 2022, 07:43

ER

Is a 3-digit integer divisible by 3?

555-605 (Medium) | Multiples and Factors

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

Bunuel

27 Apr 2022, 05:00

1

1,273

01 May 2022, 07:48

ER

Integer n is greater than 20 and less than 80, is n odd?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

04 May 2022, 04:30

1

2

1,414

by: RamnathWizako

04 May 2022, 05:44

ER

If x denotes the remainder when 5n^2 + 1 is divided by 2, what is the

555-605 (Medium) | Remainders

555-605 (Medium) | Remainders hide tags

Bunuel

05 May 2022, 01:30

1

1,265

05 May 2022, 02:19

ER

If n is a positive integer between 30 and 60, inclusive, what is the

505-555 (Easy) | Remainders

505-555 (Easy) | Remainders hide tags

Bunuel

05 May 2022, 01:30

1

1,427

05 May 2022, 02:24

ER

If a and b are positive numbers, is a < c?

505-555 (Easy) | Fractions and Ratios

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

Bunuel

31 Oct 2017, 23:07

1

4

3,912

by: Kimberly77

08 May 2022, 11:33

ER

Is |x 1| < 3? (1) |x 2| < 1.5 (2) |x 3| < 4

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

11 May 2022, 01:30

1

1,142

11 May 2022, 03:00

ER

What is the value of x ? (1) x^2 9 = 0 (2) x > 0

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

11 May 2022, 04:30

1

912

by: ThatDudeKnows

12 May 2022, 21:09

ER

xy yz = (1) yz zx = 3 (2) zx xy = 4

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

16 May 2022, 01:30

1

964

16 May 2022, 02:54

ER

What is the value of x + y ? (1) 2x + 3y = 11 (2) 3x + 2y = 9

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

17 May 2022, 01:30

1

914

17 May 2022, 01:59

ER

If m and n are positive integers, then is m + 2n an even integer?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

18 May 2022, 01:31

1

1,227

18 May 2022, 02:27

ER

Is x = 1, y = 2, and z = 3? (1) 5x + 2z = 3x + 4y = y + 3z (2) 5x + 2z

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

18 May 2022, 08:15

1

1,075

by: yashikaaggarwal

18 May 2022, 10:50

ER

In the figure shown, b = ? (1) All the marks are equally spaced

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

18 May 2022, 02:00

1

849

by: BrentGMATPrepNow

18 May 2022, 16:34

ER

If the equation of line m is y = −x + 5, what is the slope of line k

Sub 505 (Easy) | Coordinate Plane

Sub 505 (Easy) | Coordinate Plane hide tags

Bunuel

26 May 2021, 02:30

1

3

2,363

by: swapnils10

19 May 2022, 10:23

ER

What is the value of x ? (1) x 3 = 10/x (2) x > 0

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

20 May 2022, 01:30

1

877