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

Is angle BAC a right angle? (1) x = 2y (2) y = 1.5z

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Bunuel

29 Oct 2017, 01:58

2

2,701

by: Luckisnoexcuse

29 Oct 2017, 21:45

ER

Find x + 2y. (1) x + y = 4 (2) 2x + 4y = 12

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

29 Oct 2017, 01:57

1

3,077

by: Skywalker18

29 Oct 2017, 11:20

ER

If x = n!, is x divisible by 11?

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

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

chetan2u

29 Oct 2017, 01:01

1

1,470

by: Mick1005

29 Oct 2017, 11:11

ER

Is y larger than 1? (1) y is larger than 0. (2) y^2 – 4 > 0

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

Bunuel

29 Oct 2017, 01:47

2

3,779

by: amanvermagmat

29 Oct 2017, 11:01

ER

Is the area of the circle with center O larger than the area of the

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

22 Oct 2017, 06:52

2

4

2,405

by: Mick1005

29 Oct 2017, 10:08

ER

What is the value of x? (1) x/y = 3 (2) x – y = 9

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

24 Oct 2017, 23:53

3

1,779

28 Oct 2017, 13:21

ER

If x, y, and z are distinct positive integers, is x(y – z) less than y

555-605 (Medium) | Algebra, Inequalities

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

AbdurRakib

22 Jul 2016, 13:06

11

4

5,357

28 Oct 2017, 13:15

ER

How many gallons of a chemical can be stored in a cylindrical tank if

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

Bunuel

22 Oct 2017, 06:51

6

3

1,804

by: Aim800score

26 Oct 2017, 07:00

ER

Is x greater than 2? (You may assume y is not equal to zero.)

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

22 Oct 2017, 06:50

6

2,267

by: PK32

25 Oct 2017, 10:37

ER

The line t passes through the lines l and k and forms the angles u, v

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

24 Oct 2017, 23:57

2

1,544

by: Alexey1989x

25 Oct 2017, 04:16

ER

Is there a route from A to C that passes through B and is more than 11

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

25 Oct 2017, 00:01

1

2,286

by: saswata4s

25 Oct 2017, 03:07

ER

The points A and C are on the line l. Is line segment AB greater than

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

25 Oct 2017, 00:02

1

1,886

by: AC07

25 Oct 2017, 00:18

ER

If x is a two-digit number (so x = ba with b and a digits), what is th

655-705 (Hard) | Fractions and Ratios

655-705 (Hard) | Fractions and Ratios hide tags

Bunuel

22 Oct 2017, 06:37

2

5

2,254

by: reachskishore

24 Oct 2017, 00:03

ER

If R is the radius of a certain circle, is the area of this circle

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

Skywalker18

23 Oct 2017, 07:48

3

2,316

23 Oct 2017, 21:19

ER

Does x = y? (1) BD is perpendicular to AC. (2) AB is equal to BC.

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

17 Oct 2017, 23:43

4

4,049

by: Plunkster82

23 Oct 2017, 18:14

ER

AB is perpendicular to CO. Is A or B closer to C?

505-555 (Easy) | Coordinate Plane

505-555 (Easy) | Coordinate Plane hide tags

Bunuel

17 Oct 2017, 23:40

3

2,768

by: Plunkster82

23 Oct 2017, 18:07

ER

AC is a diameter of the circle and B is a point on the circle. ACD is

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

17 Oct 2017, 23:39

6

8,865

by: Plunkster82

23 Oct 2017, 18:02

ER

Is the integer K an odd integer?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

22 Oct 2017, 06:46

2

3

2,138

by: Adityagmatclub

23 Oct 2017, 17:05

ER

If N is a multiple of 3, is the N/3 an odd integer?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

22 Oct 2017, 06:39

1

2

2,726

by: amanvermagmat

22 Oct 2017, 10:51

ER

If x^6 – y^6 = 0, what is the value of x^3 – y^3?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

22 Oct 2017, 06:53

4

2

5,701

by: NandishSS

22 Oct 2017, 07:39

ER

Find the value of the expression x^3y – x^3/y

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

22 Oct 2017, 06:35

1

1,893

by: souvonik2k

22 Oct 2017, 07:06

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

5,562

21 Oct 2017, 08:56

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

8,260

by: BrentGMATPrepNow

19 Oct 2017, 16:03

ER

Is a/b < 2?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Creeper300

07 Nov 2010, 13:41

3

2

3,298

19 Oct 2017, 04:08

ER

In the figure above, if DE is parallel to , what is the sum

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

banksy

15 Feb 2011, 08:04

3

4

5,080

18 Oct 2017, 08:35

ER

If the average (arithmetic mean) of 5 numbers is 30, what is the stand

555-605 (Medium) | Statistics and Sets Problems

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

MathRevolution

17 Oct 2017, 03:24

1

1,735

17 Oct 2017, 03:27

ER

We have a condition that a < b < c. What is the solution of a^2 + b^2

Poor Quality

Poor Quality hide tags

MathRevolution

11 Oct 2017, 06:43

3

1,184

15 Oct 2017, 06:10

ER

Of the students who attend a library, each student either likes

555-605 (Medium) | Statistics and Sets Problems

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

nkmungila

11 Oct 2017, 21:58

4

1

5,060

11 Oct 2017, 22:03

ER

What is the value of |x - y|?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

10 Oct 2017, 00:55

3

2,209

by: shushman14

11 Oct 2017, 13:53

ER

If the product of 7 consecutive integers is not zero, is the product

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

05 Oct 2017, 04:47

2

6

2,465

by: pra1785

11 Oct 2017, 10:38

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

2,668

10 Oct 2017, 03:37

ER

If x is an integer and x > 1, is x equal to 13?

505-555 (Easy) | Multiples and Factors

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

nkmungila

10 Oct 2017, 00:17

1

2,432

10 Oct 2017, 00:22

ER

What is the value of positive integer x?

Sub 505 (Easy) | Multiples and Factors +2 tags

Sub 505 (Easy) | Multiples and Factors, Number Properties, Remainders hide tags

Bunuel

09 Oct 2017, 00:11

1

2

2,921

by: kaulshanx

09 Oct 2017, 10:19

ER

Is the area of the triangle ABC ≥ 24 ? 1) Two of the Sides of the tri

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

GMATinsight

08 Oct 2017, 21:36

1

1,723

by: jedit

08 Oct 2017, 21:56

ER

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

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

02 Oct 2017, 00:01

5

2,159

by: Raksat

07 Oct 2017, 10:25

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, 04:42

2

3

1,694

by: Raksat

07 Oct 2017, 10:14

ER

Does (x^2 - y^2)^(1/2) = x + y?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

02 Oct 2017, 23:50

4

2

1,962

by: kaulshanx

07 Oct 2017, 09:30

ER

If 18 < x < 68, is the integer x even?

705-805 (Hard) | Number Properties

705-805 (Hard) | Number Properties hide tags

Bunuel

09 Mar 2016, 13:06

1

5

2,001

by: tejas0999

06 Oct 2017, 23:41

ER

If m is a positive integer, is 13 a factor of m?

555-605 (Medium) | Multiples and Factors

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

Bunuel

06 Oct 2017, 05:49

2

4

1,728

by: atulindia

06 Oct 2017, 10:26

ER

Does b = 2b - a ?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

02 Oct 2017, 23:49

2

5

2,169

by: Shobhit7

05 Oct 2017, 21:34

ER

A merchant discounted the sale price of a coat and the sale price of

555-605 (Medium) | Word Problems

555-605 (Medium) | Word Problems hide tags

goalsnr

05 Oct 2017, 05:14

46

8

20,318

05 Oct 2017, 05:15

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

4,972

04 Oct 2017, 07:15

ER

Is k + k < k?

Poor Quality

Poor Quality hide tags

RockySinha

03 Oct 2017, 11:47

2

1

2,496

03 Oct 2017, 11:55

ER

What is the sum of 7 consecutive integers?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

Bunuel

24 Jun 2016, 03:20

1

3

4,580

by: Madhavi1990

03 Oct 2017, 11:21

ER

If m is a positive integer greater than 1 can m be expressed

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

BN1989

14 Mar 2012, 05:36

2

4

5,418

03 Oct 2017, 09:58

ER

If sequence S has 100 terms, what is the 83rd term of S?

Sub 505 (Easy) | Sequences

Sub 505 (Easy) | Sequences hide tags

Bunuel

02 Jun 2016, 11:52

3

10

8,025

by: santro789

03 Oct 2017, 08:27

ER

If y ≠ 0 and z ≠ 0, what is the value of x/(yz) ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

02 Oct 2017, 23:54

2

1

1,510

by: niks18

03 Oct 2017, 03:18

ER

If a and b are integers, Is b = 0? (1) a = ab – 1 (2) a is NOT equa

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

GMATinsight

03 Oct 2017, 00:35

1

2

1,633

by: Nikkb

03 Oct 2017, 00:52

ER

If x is not equal to 1, then is y equal to zero?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

fitzpratik

02 Oct 2017, 20:52

1

2,304

02 Oct 2017, 20:55

ER

Is the positive integer N a prime number?

555-605 (Medium) | Multiples and Factors

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

pushpitkc

30 Sep 2017, 10:26

2

2,646