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

488,795

by: bb

29 Aug 2025, 13:27

ER

What is the difference between the number of chocolates with Alice and

655-705 (Hard) | Arithmetic

655-705 (Hard) | Arithmetic hide tags

amanvermagmat

19 Jul 2018, 11:22

5

2

2,668

by: Ashu9876

26 Mar 2023, 23:35

ER

Given A + B = 5. Is A > B?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

101mba101

27 May 2018, 04:31

18

5

10,345

23 Mar 2023, 10:25

ER

What is the measure of angle AED minus the measure of angle ABE?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

03 Feb 2023, 11:00

2

1,566

22 Mar 2023, 07:09

ER

Is (a - 1)(b + 1) = 0? (1) (a - 1)^2 = 0 (2) |a - 1| + (b + 1)^2 = 0

655-705 (Hard) | Absolute Values, Algebra

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

Bunuel

19 Mar 2023, 06:30

4

2

1,282

by: lecremeglace

21 Mar 2023, 15:42

ER

If a and b are non-negative integers, is a > b?

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

Bunuel

24 Jun 2015, 08:16

31

10

10,931

21 Mar 2023, 14:07

ER

Is x < y < z ? (1) x - 2 < y - 1 < z (2) x + 2 < y + 1 < z

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

18 Mar 2023, 12:00

1

1,257

21 Mar 2023, 02:59

ER

If s*r^(1/2) = t, what is the value of r? (1) r^2 = 625 (2) t/s= 5

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

20 Mar 2023, 12:15

1

1,748

21 Mar 2023, 00:03

ER -1

Is f(pq) = f(p) * f(q) for all positive integers values of p and q?

655-705 (Hard) | Functions and Custom Characters

655-705 (Hard) | Functions and Custom Characters hide tags

Pritishd

20 Sep 2020, 08:10

13

4

5,250

by: TBT

20 Mar 2023, 00:01

ER

PQR is a right triangle in the xy plane

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

GMATBusters

25 Apr 2020, 19:25

9

14

8,821

18 Mar 2023, 13:39

ER

What is the value of |x - 2|? (1) |x - 4| = 2 (2) |2 - x| = 4

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

Bunuel

12 May 2021, 05:00

8

6

2,176

18 Mar 2023, 03:41

If M and N are integers, then is M positive?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

gmatophobia

12 Mar 2023, 22:19

2

1

1,107

16 Mar 2023, 12:18

ER

How many members of both Spanish club and French club are female?

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

15 Mar 2023, 01:30

1

1,276

by: $!vakumar.m

16 Mar 2023, 04:52

ER

For a lottery ticket, Emily chose six numbers with an average of 10.

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

12 Mar 2023, 10:03

1

1,033

16 Mar 2023, 01:24

ER

If x and y are positive integers and x^2y = x^4y−6, what is the value

655-705 (Hard) | Algebra, Exponents

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

Bunuel

14 Apr 2021, 09:00

5

2

1,704

14 Mar 2023, 12:55

ER

If the product of the digits of the two-digit positive integer n is 12

655-705 (Hard) | Number Properties

655-705 (Hard) | Number Properties hide tags

Bunuel

26 Sep 2018, 05:36

3

2,880

14 Mar 2023, 12:09

ER

Is x^4 > 2,000? (1) x^3 > 400 (2) x > 7.25

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

06 Feb 2023, 02:30

3

2

1,116

14 Mar 2023, 05:00

ER

If a*b 0, and (x a)(x + b) = 0, is b = a? (1) x + a = 0 (2) x+b=0

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

10 Feb 2023, 02:30

5

3

1,485

by: Suvankar8250

14 Mar 2023, 02:08

ER

Is 1 > |x - 1| ? (1) (x - 1)^2 > 1 (2) 0 > x

655-705 (Hard) | Absolute Values, Inequalities

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

Hussain15

14 Jul 2010, 06:36

19

7

6,367

13 Mar 2023, 09:53

ER

Is |a| = |ab|? (1) a b (2) a^10 b^10 = 0

655-705 (Hard) | Absolute Values, Algebra

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

Bunuel

29 Apr 2016, 02:43

9

6

3,723

12 Mar 2023, 17:48

An arithmetic progression is one in which each subsequent term is the

655-705 (Hard) | Statistics and Sets Problems

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

TBT

12 Mar 2023, 09:54

1

1,556

12 Mar 2023, 14:27

ER

If xyz ≠ 0, xy > 0, and x2 + xy + xz < 0, then which of the following

655-705 (Hard) | Algebra +2 tags

655-705 (Hard) | Algebra, Inequalities, Number Properties hide tags

CAMANISHPARMAR

25 Jan 2019, 09:37

34

5

6,662

12 Mar 2023, 07:51

ER

What is the equation of the line k that is perpendicular to line y = 2

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

gmatcraze

29 Aug 2008, 09:49

21

16

9,861

10 Mar 2023, 04:30

ER

The midpoints of 3 sides of the triangle ABC are respectively D, E, F.

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

31 Jan 2023, 07:01

4

3

2,644

08 Mar 2023, 12:30

ER

In x-y co-ordinate plane, a line l passes through a point (4, p). What

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

Bunuel

29 Sep 2021, 01:30

8

3

2,863

by: Archit3110

06 Mar 2023, 03:00

Are x and y both positive?

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

TBT

02 Mar 2023, 00:00

1

1,371

02 Mar 2023, 00:15

ER

The infinite sequence a1, a2, ..., an, ... is such that an = a(n - 1)

655-705 (Hard) | Sequences

655-705 (Hard) | Sequences hide tags

Bunuel

11 Nov 2022, 02:30

8

3

2,113

28 Feb 2023, 23:16

ER

If x > 0, is x^(1/2) a positive integer?

655-705 (Hard) | Exponents, Number Properties

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

Bunuel

27 Apr 2020, 03:22

11

3

2,807

26 Feb 2023, 04:02

ER

Is triangle ADB equal in area to triangle ADC? (1) ADBC (2) CD=DB

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

24 Feb 2023, 02:30

5

2

1,546

25 Feb 2023, 07:38

ER

What is the units digit of positive integer x?

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

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

Bunuel

27 Apr 2016, 23:34

19

11

7,199

24 Feb 2023, 21:56

ER

If a, b and x are integers such that a^6 = b^3 = |x|/x, what is the

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

22 Feb 2023, 02:20

3

2

1,126

by: Sushil117

22 Feb 2023, 09:50

ER

What is the area of triangle ACD? (1) The area of ADB is 20.

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

22 Feb 2023, 02:30

3

2

1,102

by: GMATinsight

22 Feb 2023, 03:33

ER

The base of a rectangular block has an area of 60 square

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

anandnk

06 Jul 2013, 03:35

41

15

14,094

19 Feb 2023, 23:42

ER

A souvenir stand began the day Wednesday with a ratio of 13 hats for

655-705 (Hard) | Number Properties, Word Problems

655-705 (Hard) | Number Properties, Word Problems hide tags

Thoughtosphere

22 Oct 2014, 04:00

30

7

7,042

18 Feb 2023, 14:19

ER

Does line Ax + By + C = 0 (A is not 0) intersect the x-axis

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

bmwhype2

13 Nov 2013, 02:03

47

10

15,787

17 Feb 2023, 04:16

ER

In the diagram, the line connecting A and B has slope of -2 and the y-

655-705 (Hard) | Coordinate Plane

655-705 (Hard) | Coordinate Plane hide tags

Bunuel

11 Feb 2023, 23:09

4

3

1,793

16 Feb 2023, 12:35

ER

Find the Area of ∆ABC? 1) Two sides of the triangle have lengths 3 an

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

GMATinsight

08 Jul 2020, 03:37

4

10

2,452

by: pranjall19

16 Feb 2023, 02:02

ER

What is the area of parallelogram ABCD ?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

1, 2

tkarthi4u

04 Oct 2009, 08:30

57

21

23,528

15 Feb 2023, 04:21

ER

Is xy > 0 ? (1) x - y = 2 (2) x/y < 1

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

TBT

13 Feb 2023, 00:32

1

2

1,077

13 Feb 2023, 02:10

ER

Is |x + 2| < 6 ? (1) x^2 > 9 (2) |x - 3| > 11

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

11 Feb 2023, 02:38

2

1,549

12 Feb 2023, 03:37

ER

If x and y are positive integers, is x even?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

08 Feb 2023, 02:30

1

2

1,004

by: Sushil117

08 Feb 2023, 10:49

ER

How many elements does number set N have?

655-705 (Hard) | Statistics and Sets Problems

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

Bunuel

05 Feb 2023, 03:39

4

1

1,606

by: belagavi

07 Feb 2023, 08:55

ER

If xy + x = z, is |x + y| > z?

655-705 (Hard) | Absolute Values, Inequalities

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

Bunuel

29 Apr 2016, 02:44

27

8

4,947

by: anon7164

06 Feb 2023, 10:03

ER

Each of 30 members on a company's board voted once for one of four dif

655-705 (Hard) | Word Problems

655-705 (Hard) | Word Problems hide tags

Bunuel

01 Feb 2023, 12:03

1

1,106

06 Feb 2023, 05:58

ER

Is ABCD rectangular

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

1, 2

skamal7

20 Jul 2013, 09:46

54

22

11,436

05 Feb 2023, 00:14

ER

ABCDEFGH is a regular octagon. What is the area of triangle ABC?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

23 Jul 2017, 23:34

7

4

10,306

04 Feb 2023, 20:51

ER

If x is an integer, what is the value of x? (1) |x 3| = 2x (2) (x

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

Bunuel

10 Jan 2023, 09:15

4

2

1,300

04 Feb 2023, 02:45

ER

Is x = 4 a solution to the equation x^2 + mx 48 = 0?

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

02 Feb 2023, 02:30

2

1

1,217

02 Feb 2023, 07:43

ER

If x is an integer, is x even? (1) x^2 - y^2 = 0 (2) x^2 + y^2 = 98

655-705 (Hard) | Algebra

655-705 (Hard) | Algebra hide tags

Bunuel

31 Jan 2023, 02:30

1

983

31 Jan 2023, 22:45

ER

If a, b, c and d are integers, is (2^a*3^b)/(2^c*3^d) even?

655-705 (Hard) | Exponents, Number Properties

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

Bunuel

27 Jan 2023, 02:30

3

2

1,536

by: Suvankar8250

29 Jan 2023, 01:08

ER

Is quadrilateral ABCD a square? (1) ABCD is a rectangle whose

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

26 Jan 2023, 02:30

3

2

1,126