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

488,320

by: bb

29 Aug 2025, 13:27

ER

A rectangle PQRS has its diagonal QS along the X-axis. Point Q is (6,0

805+ (Hard) | Coordinate Plane

805+ (Hard) | Coordinate Plane hide tags

Bunuel

09 Oct 2019, 01:34

6

3

2,187

16 Apr 2023, 05:28

ER

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

605-655 (Medium) | Absolute Values

605-655 (Medium) | Absolute Values hide tags

Bunuel

22 Feb 2021, 01:15

14

7

5,601

16 Apr 2023, 06:38

ER

Is quadrilateral ABCD a parallelogram?

655-705 (Hard) | Geometry

655-705 (Hard) | Geometry hide tags

Bunuel

08 Mar 2021, 01:15

23

14

6,512

16 Apr 2023, 06:40

ER

Danny purchased a number of grease pumps of only two possible variants

605-655 (Medium) | Fractions and Ratios, Word Problems

605-655 (Medium) | Fractions and Ratios, Word Problems hide tags

Bunuel

09 Mar 2021, 01:15

12

5

6,702

16 Apr 2023, 07:30

How many different factors does X have?

605-655 (Medium) | Multiples and Factors

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

HaSmamit

16 Apr 2023, 06:51

4

2

1,538

by: HaSmamit

16 Apr 2023, 08:02

ER

Tom, Rich, and Harry want to paint a room together. If Tom and Rich to

555-605 (Medium) | Work and Rate Problems

555-605 (Medium) | Work and Rate Problems hide tags

Bunuel

22 Mar 2023, 03:30

1

1,577

by: $!vakumar.m

16 Apr 2023, 08:09

The net profit for an appliance is equal to the selling price of the a

555-605 (Medium) | Percent and Interest Problems, Word Problems

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

Kushchokhani

27 Dec 2022, 10:47

2

1,753

by: RICHA1189

16 Apr 2023, 10:14

ER

What is the value of x? (1) (x + 2)(x + 3) = 0 (2) x^2 + 5x + 6 = 0

Sub 505 (Easy) | Algebra

Sub 505 (Easy) | Algebra hide tags

Bunuel

10 Apr 2023, 01:30

2

1,957

16 Apr 2023, 22:48

ER

Integer N lies between 25 and 35, what is the value of N? (1) When N

Sub 505 (Easy) | Remainders

Sub 505 (Easy) | Remainders hide tags

Bunuel

12 Apr 2023, 01:30

3

2

2,991

16 Apr 2023, 23:10

ER

Is 3^n > 1,000? (1) 3^(n2) < 500 (2) 3^n = 3^(n+1) 486

605-655 (Medium) | Exponents, Inequalities

605-655 (Medium) | Exponents, Inequalities hide tags

Bunuel

17 Apr 2023, 01:30

4

2

1,301

by: chaitanyapatil

17 Apr 2023, 04:47

ER

What is the value of 1/(x^2 - y^2) - 1/(x^2 + 2xy + y^2) ?

605-655 (Medium) | Algebra

605-655 (Medium) | Algebra hide tags

Bunuel

14 Nov 2014, 09:53

19

6

6,077

by: KCL5728

17 Apr 2023, 08:52

ER

In a survey conducted by company Q, about which tea is preferred by pe

705-805 (Hard) | Word Problems

705-805 (Hard) | Word Problems hide tags

Bunuel

19 Jan 2022, 07:00

5

2

1,736

17 Apr 2023, 09:57

ER

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

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

17 Apr 2023, 07:45

1

1,383

17 Apr 2023, 10:09

ER

What is the sum of 5 evenly spaced integers in a set? (1) The median

555-605 (Medium) | Statistics and Sets Problems

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

Bunuel

17 Apr 2023, 01:30

5

2

1,847

17 Apr 2023, 10:19

ER

If x and y are integers, is xy divisible by 3 ?

655-705 (Hard) | Multiples and Factors

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

Bunuel

24 Jan 2023, 08:29

4

3,038

by: Bunuel

17 Apr 2023, 11:22

ER

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

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

17 Apr 2023, 09:45

2

915

by: Nabneet

17 Apr 2023, 22:54

ER

If x and y are integers, is 4x^2 - y^2 an odd number?

505-555 (Easy) | Number Properties

505-555 (Easy) | Number Properties hide tags

Bunuel

17 Apr 2023, 11:45

1

2

920

by: Nabneet

17 Apr 2023, 23:03

ER

What is the value of the positive integer m?

Sub 505 (Easy) | Number Properties

Sub 505 (Easy) | Number Properties hide tags

jsphcal

28 Nov 2012, 22:22

11

3

5,594

18 Apr 2023, 02:16

ER

In the figure above, a circle is inscribed in square ABCD. What is the

605-655 (Medium) | Geometry

605-655 (Medium) | Geometry hide tags

Bunuel

13 Dec 2015, 05:48

21

9

7,626

by: Bunuel

18 Apr 2023, 03:14

ER

In the diagram above, O is the center of the circle and angle AOB = 14

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

11 Mar 2015, 04:45

11

6

9,479

18 Apr 2023, 04:04

ER

If x is an integer, is 4^x + 4^(-x) = y ?

555-605 (Medium) | Exponents

555-605 (Medium) | Exponents hide tags

Bunuel

04 Aug 2021, 06:00

7

3

2,292

18 Apr 2023, 05:06

ER

If a is an integer, what is the units digit of a^18?

655-705 (Hard) | Exponents

655-705 (Hard) | Exponents hide tags

anceer

25 Nov 2014, 21:48

19

7

5,560

18 Apr 2023, 05:25

ER

A bag contains only two types of coins: 10 cent coins or 1 dollar coin

655-705 (Hard) | Fractions and Ratios

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

rheam25

09 Feb 2020, 07:51

14

4

4,903

18 Apr 2023, 10:39

If b is a positive number, is a^2 2a + b > 0?

805+ (Hard) | Inequalities

805+ (Hard) | Inequalities hide tags

ChandlerBong

05 Nov 2023, 11:36

3

2

1,473

18 Apr 2023, 14:33

ER

What is the area of square ABCD ?

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Carcass

13 Sep 2012, 14:06

12

4

11,419

19 Apr 2023, 04:53

ER

Line DB divides Rectangle ABCD into two equal triangles. Is Angle ABD

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

09 Mar 2017, 02:25

15

6

7,149

19 Apr 2023, 04:53

ER

Is x < w ?

505-555 (Easy) | Inequalities

505-555 (Easy) | Inequalities hide tags

[email protected]

10 Jul 2016, 02:52

112

10

38,826

by: Maria240895chile

19 Apr 2023, 07:14

ER

If there are 32 guests at a party, what is the average (arithmetic mea

Sub 505 (Easy) | Word Problems

Sub 505 (Easy) | Word Problems hide tags

Bunuel

04 Apr 2023, 01:30

2

1,168

by: Keshav1404

19 Apr 2023, 11:03

ER

Is q > t ? (1) qp^2 < tp^2 (2) qp^3 > tp^3

555-605 (Medium) | Inequalities

555-605 (Medium) | Inequalities hide tags

Bunuel

11 Nov 2014, 05:41

32

13

9,715

19 Apr 2023, 13:02

ER

Is a < b ? (1) a < 0 (2) |b| < 1

555-605 (Medium) | Absolute Values, Inequalities

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

Bunuel

19 Apr 2023, 12:15

1

1,044

19 Apr 2023, 13:29

ER

What is the value of |x - y| ? (1) x and y are integers (2) xy = 5

555-605 (Medium) | Absolute Values

555-605 (Medium) | Absolute Values hide tags

Bunuel

19 Apr 2023, 09:45

1

1,101

19 Apr 2023, 13:59

ER

Is x^2 > 5^2 ? (1) |x + 5| = 3|x - 5| (2) |x| > 3

655-705 (Hard) | Absolute Values

655-705 (Hard) | Absolute Values hide tags

madn800

19 Apr 2023, 23:54

15

4

7,372

by: MonishBhawale

19 Apr 2023, 21:19

ER

What is the number of factors of a positive integer n?

505-555 (Easy) | Multiples and Factors, Number Properties

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

Bunuel

19 Apr 2023, 07:45

2

944

19 Apr 2023, 21:48

ER

A rectangle has sides x and y and diagonal z. What is the perimeter of

555-605 (Medium) | Geometry

555-605 (Medium) | Geometry hide tags

Bunuel

02 Jun 2018, 13:26

5

8

2,526

by: TheBipedalHorse

19 Apr 2023, 22:17

If x and y are non-zero integers, is x/20 + y/4 = 50 ?

805+ (Hard) | Algebra

805+ (Hard) | Algebra hide tags

ChandlerBong

19 Apr 2023, 23:55

5

1

1,358

19 Apr 2023, 23:15

ER

Is x > y? (1) 9x = 4y (2) x = -y

655-705 (Hard) | Algebra, Inequalities

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

Bunuel

27 Jan 2021, 01:15

12

4

2,806

20 Apr 2023, 00:58

ER

If r and s are each greater than 0, is (r + n)/(s + n) >

655-705 (Hard) | Inequalities

655-705 (Hard) | Inequalities hide tags

hariharakarthi

13 Dec 2012, 08:05

9

11

5,561

20 Apr 2023, 03:39

ER

240 students are to be arranged in n rows in the assembly hall

655-705 (Hard) | Algebra, Number Properties

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

kiran120680

14 Mar 2019, 06:14

12

5

5,545

20 Apr 2023, 04:56

ER

What is the measure of angle x in the figure provided, if BF

505-555 (Easy) | Geometry

505-555 (Easy) | Geometry hide tags

sanjoo

02 Mar 2014, 13:26

4

5

4,224

20 Apr 2023, 05:01

ER

Is |a| = b − c ?

605-655 (Medium) | Absolute Values, Algebra

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

Tabouray

15 Mar 2019, 00:06

13

7

2,533

20 Apr 2023, 05:12

ER

If Carl must travel the 97 miles to Santa Monica for a business meetin

Sub 505 (Easy) | Distance and Speed Problems

Sub 505 (Easy) | Distance and Speed Problems hide tags

Bunuel

17 Mar 2017, 03:56

1

4

2,469

20 Apr 2023, 05:18

ER

Is ab 0? (1) |a + b| = a b (2) a^3 = b^5

655-705 (Hard) | Absolute Values, Algebra

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

Bunuel

17 Nov 2021, 03:30

8

4

3,111

20 Apr 2023, 06:19

ER

Is x > y? (1) x > y^3 (2) x/y > 1

705-805 (Hard) | Inequalities

705-805 (Hard) | Inequalities hide tags

raghavrf

08 Aug 2019, 22:29

13

10

5,118

20 Apr 2023, 07:02

ER

If k is a positive integer, how many different prime factors does k ha

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

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

Bunuel

20 Apr 2023, 01:30

2

1,299

by: Maria240895chile

20 Apr 2023, 09:10

ER

Is 4^x less than 5,000?

605-655 (Medium) | Exponents, Inequalities

605-655 (Medium) | Exponents, Inequalities hide tags

Bunuel

05 Dec 2017, 03:44

10

4

2,580

21 Apr 2023, 00:22

ER

Is x = 1? (1) x = x^3^0 (2) x^2 - 2x + 1 = 0

505-555 (Easy) | Algebra, Exponents

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

Bunuel

06 Feb 2015, 07:21

13

6

5,148

21 Apr 2023, 05:16

Is the integer n even? (1) n is divisible by 4 (2) n is divisible by 6

505-555 (Easy) | Multiples and Factors, Number Properties

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

lylawaters

20 Apr 2023, 13:44

3

1,826

by: HarshaBujji

21 Apr 2023, 07:23

ER

If k is a positive integer, how many different prime factors does k ha

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

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

Bunuel

21 Apr 2023, 01:30

1

1,216

by: hinasingh

21 Apr 2023, 11:38

ER

In the figure above, ABC is a right triangle with AC as its hypotenuse

805+ (Hard) | Geometry

805+ (Hard) | Geometry hide tags

Bunuel

01 May 2015, 02:23

77

9

10,705

21 Apr 2023, 22:05

If pq = -8, what is the value of pq(p - q) ?

705-805 (Hard) | Algebra

705-805 (Hard) | Algebra hide tags

nifoui

17 May 2010, 12:53

14

10

6,182