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 a and b are non-negative integers and a/b is an integer, is b divis

Sub 505 (Easy) | Multiples and Factors

Sub 505 (Easy) | Multiples and Factors hide tags

Bunuel

05 Dec 2016, 03:03

2

3

2,484

01 Oct 2017, 13:36

ER

A, B, C, and D are points on a line in that order. If AD = 13, what is

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

fitzpratik

29 Sep 2017, 18:20

2

2,868

01 Oct 2017, 13:29

ER

Is the range of the integers 6, 3, y, 4, 5, and x greater th

555-605 (Medium) | Statistics and Sets Problems

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

TomB

05 Mar 2012, 14:39

33

12

26,240

01 Oct 2017, 11:24

ER

If 3x + 2y = -2z, what is x? (1) x – y – z = 10 (2) x + y + z = -2

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

22 Jun 2017, 23:48

3

4

3,487

01 Oct 2017, 06:01

ER

If ab = c what is the value of bc?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

rxs0005

25 Jan 2011, 07:12

2

3

3,236

30 Sep 2017, 21:28

What is the number of factors of X

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

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

GGMU

04 Sep 2016, 04:16

3

4

2,427

29 Sep 2017, 10:50

ER

Is the prime number p equal to 3

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

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

joylive

11 Nov 2012, 08:56

3

4,216

28 Sep 2017, 08:05

ER

If p and q are positive integers such that pq has exactly 4 unique pos

805+ (Hard) | Multiples and Factors, Number Properties

805+ (Hard) | Multiples and Factors, Number Properties hide tags

BillyZ

27 Mar 2017, 01:35

29

5

4,777

27 Sep 2017, 01:07

ER

If (xy)^(1/2) = 3, what is the value of x ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

17 Sep 2017, 03:04

1

8

2,090

26 Sep 2017, 21:11

ER

What is x - y?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

25 Sep 2017, 23:52

1

1,532

by: pushpitkc

25 Sep 2017, 23:59

ER

What is the value of |m|?

505-555 (Easy) | Algebra

505-555 (Easy) | Algebra hide tags

Bunuel

25 Sep 2017, 00:01

1

1,499

by: pushpitkc

25 Sep 2017, 03:03

ER

Is xy = x^2 ? (1) x + y < 0 (2) xy < 0

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

24 Sep 2017, 23:53

2

6

2,205

by: kunalsinghNS

25 Sep 2017, 02:57

ER

What is the value of positive number a?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

08 Dec 2016, 13:58

2

4

2,041

25 Sep 2017, 00:42

ER

What is the value of a^4 – b^4 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

03 Sep 2017, 06:25

5

4

2,090

by: sasyaharry

24 Sep 2017, 11:08

ER

Is (6a + x^2)^(1/2) = a + x?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

10 Sep 2017, 21:53

2

4

2,042

by: testcracker

23 Sep 2017, 22:59

ER

Is 10x > x^10 ? (1) x is a positive number. (2) x^2 – 1 < 0

655-705 (Hard) | Exponents, Inequalities

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

Bunuel

21 Sep 2017, 05:03

3

6

2,621

by: Mo2men

22 Sep 2017, 05:18

ER

What is the value of x^2 – y^2 ?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

24 Jun 2017, 08:34

3

4

2,148

by: scabr

22 Sep 2017, 00:30

ER

If x and y are integers, what is the ratio of 3y to x?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

01 Jun 2016, 04:32

4

10

4,210

21 Sep 2017, 10:58

ER

What is the value of y?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

18 Sep 2017, 11:35

2

1,819

by: souvonik2k

19 Sep 2017, 11:11

ER

What is the value of (4a + 5)/a when rounded to the nearest integer?

555-605 (Medium) | Fractions and Ratios

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

Bunuel

19 Sep 2017, 01:29

2

2,273

by: souvonik2k

19 Sep 2017, 10:27

ER

If x ≠ –1 and y ≠ ±1, then what is the value of (xy)^2 − x^2/(x + 1)(y

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

28 May 2017, 01:47

2

3

2,559

by: niks18

19 Sep 2017, 08:53

ER

If b is an integer what is the value of (4b + 1)/(2b) when rounded to

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

17 Sep 2017, 03:52

3

1,981

by: devanshu92

17 Sep 2017, 05:20

ER

If y is negative, what is the value of x ?

605-655 (Medium) | Absolute Values, Algebra

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

Bunuel

12 Sep 2017, 05:08

2

4

2,758

13 Sep 2017, 12:49

ER

Is p^2 > q^4 ?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

13 Sep 2017, 00:02

5

2

1,952

by: niks18

13 Sep 2017, 10:59

ER

What is the value of x^2 – y^2 ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

11 Sep 2017, 00:28

4

2,007

by: reachskishore

13 Sep 2017, 00:30

ER

What is the value of b?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

12 Sep 2017, 05:21

2

2,172

by: sharadvatsey

12 Sep 2017, 14:33

ER

Is N=W ?

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Poma777

30 Nov 2011, 19:54

15

6

4,769

by: BloomingLotus

12 Sep 2017, 09:12

ER

Does b^(1/3) = (2b - a)^(1/3)?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

10 Sep 2017, 21:56

2

1,642

by: reachskishore

12 Sep 2017, 09:08

ER

If K = (1/(3a) + 1/b)/(5/(ab)) and ab ≠ 0, what is the value of K ?

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

18 Jun 2015, 02:53

5

3

3,939

10 Sep 2017, 13:31

ER

The function f is defined for all positive integers p by the following

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

Bunuel

10 Sep 2017, 04:56

2

2,050

by: pushkarajnjadhav

10 Sep 2017, 09:50

ER

If S is a data set of three numbers x, y and z, is the range of the nu

605-655 (Medium) | Statistics and Sets Problems

605-655 (Medium) | Statistics and Sets Problems hide tags

Bunuel

05 Sep 2017, 00:18

1

3

2,108

by: Mehemmed

10 Sep 2017, 01:01

ER

What is the perimeter of a certain right triangle?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

MathRevolution

06 Mar 2017, 01:13

3

6

1,992

09 Sep 2017, 21:29

ER

If js – k = m, what is s? (1) ms = k (2) j/m = 4

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

07 Sep 2017, 23:59

2

3

2,152

by: Mo2men

09 Sep 2017, 05:07

ER

ABC and AED are triangles with BC parallel to ED. Find the a

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

obs23

11 Oct 2013, 03:43

6

9

6,967

08 Sep 2017, 18:18

ER

A Wagstaff prime is a prime number p such that p =

705-805 (Hard) | Algebra, Exponents

705-805 (Hard) | Algebra, Exponents hide tags

pratikshr

12 Aug 2014, 06:03

20

17

5,029

by: cledgard

07 Sep 2017, 14:54

ER

Is x+y<180?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

MathRevolution

25 May 2016, 18:35

5

4

2,925

07 Sep 2017, 03:40

ER

If n is a positive integer, is n equal to 6?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

HKD1710

15 Jan 2017, 07:54

2

1,830

07 Sep 2017, 01:24

ER

Which is greater, cf or fg?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

24 Jan 2016, 06:16

1

2

2,180

07 Sep 2017, 01:15

ER

Is the product xy > 27?

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

24 Jan 2016, 05:34

2

2,305

07 Sep 2017, 01:00

ER

How long is MN?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

31 Jan 2016, 08:19

4

2

1,997

06 Sep 2017, 23:40

ER

If E is the midpoint of AD, what is the length of EB?

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

21 May 2017, 10:57

3

4

5,715

06 Sep 2017, 22:23

ER

If 5^m = 25^n, what is m?

505-555 (Easy) | Algebra, Exponents

505-555 (Easy) | Algebra, Exponents hide tags

Bunuel

03 Sep 2017, 06:19

2

1,741

by: Madhavi1990

06 Sep 2017, 13:18

ER

Rectangle ABCD is inscribed in circle P. What is the area of circle P?

Sub 505 (Easy) | Geometry

Sub 505 (Easy) | Geometry hide tags

AccipiterQ

24 Feb 2018, 00:34

10

4

15,000

05 Sep 2017, 16:25

ER

If a and b are positive integers, is 3a^2*b divisible by 60?

555-605 (Medium) | Multiples and Factors

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

Bunuel

20 Dec 2015, 06:00

5

4

4,448

by: septwibowo

05 Sep 2017, 07:59

ER

If x is an integer, is y an integer?

555-605 (Medium) | Number Properties

555-605 (Medium) | Number Properties hide tags

banksy

03 Sep 2017, 06:44

2

4

6,504

03 Sep 2017, 06:43

ER

If x ≠ 0, is x > 1?

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

21 May 2017, 11:18

4

3

2,209

by: streetking

31 Aug 2017, 09:20

ER

In how many ways can N! be written as the product of 2 integers?

Poor Quality

Poor Quality hide tags

gmatsam123

29 Aug 2017, 21:38

2

1

1,817

29 Aug 2017, 21:48

ER

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

555-605 (Medium) | Algebra

555-605 (Medium) | Algebra hide tags

Bunuel

28 Aug 2017, 04:03

2

9

2,101