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

488,294

by: bb

29 Aug 2025, 13:27

ER

If n is a positive integer, what is the remainder when n is divided by

505-555 (Easy) | Remainders

505-555 (Easy) | Remainders hide tags

Bunuel

13 Oct 2022, 01:30

1

1,207

10 Nov 2022, 06:16

ER

Dave and Matt were among those people who sold tickets for Magna's con

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

03 Nov 2022, 01:30

1

876

10 Nov 2022, 06:11

ER

Who is older, Akira or Michiko? (1) Akira and Michiko are 3 years

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

15 Oct 2022, 08:54

1

1,986

10 Nov 2022, 06:08

ER

What is the value of f(g(1))? (1) f(x) = 3x 1 (2) g(x) = (f(x))^2

505-555 (Easy) | Functions and Custom Characters

505-555 (Easy) | Functions and Custom Characters hide tags

Bunuel

10 Nov 2022, 02:30

1

946

10 Nov 2022, 03:13

ER

Is 3^x > 9^y ? (1) x = 2y + 2 (2) x = 3y

655-705 (Hard) | Exponents, Inequalities

655-705 (Hard) | Exponents, Inequalities hide tags

Bunuel

10 Nov 2022, 02:30

3

1

1,106

10 Nov 2022, 03:07

ER

Tom and Samuel are riding motorcycles down the highway at constant

555-605 (Medium) | Distance and Speed Problems

555-605 (Medium) | Distance and Speed Problems hide tags

Bunuel

28 Apr 2017, 03:34

16

5

5,713

by: ScottTargetTestPrep

09 Nov 2022, 20:19

ER

Is nonnegative integer x odd? (1) x! = |x - 1|! (2) x! = (x + 1)!

655-705 (Hard) | Absolute Values, Number Properties

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

Bunuel

03 Jul 2018, 10:48

4

1,845

09 Nov 2022, 10:16

ER

If a = b, and c = d, is |a| = |c|?

505-555 (Easy) | Absolute Values

505-555 (Easy) | Absolute Values hide tags

Bunuel

23 Feb 2016, 02:54

21

15

6,482

09 Nov 2022, 04:06

ER

x and y are consecutive integers such that x > y. What is the absolute

605-655 (Medium) | Absolute Values, Number Properties

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

Bunuel

07 Mar 2016, 11:08

11

7

4,325

09 Nov 2022, 03:34

ER

Is 10m > 5n - k?

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

07 Mar 2016, 08:57

19

7

6,665

09 Nov 2022, 03:26

ER

Is x < 0 ? (1) |x - 21| < 5 (2) |x - 20| > 3

605-655 (Medium) | Absolute Values, Inequalities

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

Bunuel

09 Nov 2022, 02:30

2

1,024

09 Nov 2022, 03:10

ER

If 0 < x <= y , what is the value of x?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

Bunuel

17 Apr 2018, 05:33

10

5

2,652

08 Nov 2022, 09:30

ER

Is |qp + q^2| > qp?

805+ (Hard) | Absolute Values, Inequalities

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

1, 2

Bunuel

13 Jan 2017, 09:07

22

24

5,837

08 Nov 2022, 07:30

ER

Is the two-digit prime number s equal to 19?

605-655 (Medium) | Number Properties

605-655 (Medium) | Number Properties hide tags

Bunuel

01 Nov 2019, 08:00

9

6

4,560

08 Nov 2022, 06:21

ER

If xy 0, is (x^3y^2)/(x^2y^3) = 1 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

08 Nov 2022, 02:30

2

893

08 Nov 2022, 05:10

ER

Does a = 0? (1) a^3 = a^4 (2) ab ≠ b

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

25 Sep 2017, 00:07

1

3

1,826

08 Nov 2022, 00:49

ER

In the diagram above, coordinates are given for three of the vertices

555-605 (Medium) | Coordinate Plane

555-605 (Medium) | Coordinate Plane hide tags

Bunuel

06 Mar 2015, 07:30

23

11

11,952

07 Nov 2022, 11:37

ER

If r and s are positive integers, is r + s even?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

26 Apr 2019, 01:52

8

10

16,552

by: avigutman

07 Nov 2022, 07:20

ER

If the remainder when positive integer x is divided by 7 is 4, what is

555-605 (Medium) | Number Properties, Remainders

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

Bunuel

04 Apr 2018, 22:05

2

5

4,138

07 Nov 2022, 06:07

ER

What is the remainder when x is divided by 6?

605-655 (Medium) | Multiples and Factors, Remainders

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

Bunuel

18 Mar 2020, 01:21

12

8

5,013

07 Nov 2022, 04:19

ER

In the figure shown below, the line segment AD is parallel to the line

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Bunuel

06 Nov 2018, 01:40

21

5

7,800

07 Nov 2022, 00:24

ER

In the figure above, line segments JK and LM represent two positions

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

06 Nov 2022, 02:32

2

1

1,728

06 Nov 2022, 08:30

ER

If y > x, is y > 64 (1) x has 7 factors (all even but one) and is div

805+ (Hard) | Absolute Values +2 tags

805+ (Hard) | Absolute Values, Algebra, Distance and Speed Problems hide tags

Bunuel

21 Jan 2020, 04:40

19

7

3,050

05 Nov 2022, 08:41

ER

What is the value of |x| - |y| ? (1) |x - y| = 0 (2) |x/y| = 1

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

22 Nov 2018, 02:45

9

6

3,741

05 Nov 2022, 07:07

ER

Is x greater than zero?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

29 Oct 2017, 01:44

3

4,689

05 Nov 2022, 04:30

ER

If xy = z, what is the value of x ? (1) y = 2z (2) z < -1

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

10 Oct 2017, 00:52

8

4

2,659

by: chetan2u

04 Nov 2022, 19:46

ER

If no student took test T more than once, how many students took test

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

03 Nov 2022, 06:02

1

2,318

by: Wai22

04 Nov 2022, 06:14

ER

Jim can drive from his home to his office by one of the two possible

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

04 Nov 2022, 01:30

1

943

04 Nov 2022, 05:27

ER

If y and z are positive integers, is yz a multiple of 64?

605-655 (Medium) | Multiples and Factors, Roots

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

Bunuel

24 Feb 2020, 03:45

15

3

5,640

02 Nov 2022, 13:26

ER

What is the value of x 1 ? (1) x + 1 = 3 (2) x 1 < 3

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

02 Nov 2022, 01:30

1

1,301

02 Nov 2022, 10:50

ER

A and B brought a radio each for the same price, $z. A and B sold thei

555-605 (Medium) | Percent and Interest Problems

555-605 (Medium) | Percent and Interest Problems hide tags

Bunuel

07 Nov 2019, 03:04

5

6

3,460

02 Nov 2022, 04:32

ER

If x + 2y = 6, what is the value of x ? (1) 2x + y = 9 (2) 3x + 2

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

15 Oct 2022, 07:55

2

1

2,176

02 Nov 2022, 00:24

ER

If a and b are positive integers, is b divisible by a?

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

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

Bunuel

19 Sep 2022, 05:15

3

2

1,941

01 Nov 2022, 08:10

ER

If n is a nonnegative number, is the median and the average (arithmeti

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

31 Oct 2022, 01:30

3

2

1,159

31 Oct 2022, 14:12

ER

What was the average number of miles per gallon of gasoline for a car

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

27 Oct 2022, 01:30

1

1,083

by: av1901

30 Oct 2022, 10:35

ER

Is a + b = 0?

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

Bunuel

16 Jul 2017, 23:14

3

2,109

30 Oct 2022, 09:10

ER

In the diagram below, a rectangle ABCD is drawn inside a semicircle.

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

23 Jul 2017, 23:20

12

9

3,180

29 Oct 2022, 23:11

ER

Is the circumference of the largest circle above that can contain all

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

01 Aug 2017, 12:44

20

4

3,710

by: poorvi125

28 Oct 2022, 06:53

ER

What is the volume of a cylindrical can?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

28 Oct 2022, 01:30

1

881

by: gmatCuck

28 Oct 2022, 03:51

ER

Is |N| < 5 ? (1) 2N + 7 < 17 (2) 4N 17 > 37

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

25 Oct 2022, 13:12

3

1

1,182

by: SidhantGupta04

27 Oct 2022, 10:10

ER

Are integers r and s consecutive ? (1) r is odd and s is even.

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

26 Oct 2022, 01:30

1

2

948

by: Bunuel

27 Oct 2022, 10:08

ER

Mr. Mulligans $81,000 estate was divided among his spouse and two chi

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

26 Oct 2022, 01:30

2

3

1,175

by: kntombat

27 Oct 2022, 07:24

ER

Did the population of Country S increase by less than 20 percent from

505-555 (Easy) | Word Problems

505-555 (Easy) | Word Problems hide tags

Bunuel

27 Oct 2022, 01:30

1

992