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# Data Sufficiency (DS)

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286
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

38330

24 Aug 2017, 21:58

643
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

182434

07 Mar 2012, 08:58

Topics

3
ER
 What is x? (1) |x| < 2 (2) |x| = 3x 2 I am a little
Bull78

9

1502

21 Jun 2016, 10:39

20
ER
 If k does not equal 0, 1 or -1, is 1/k >0 (1) 1/(k-1) > 0
Bull78

13

8781

07 Feb 2017, 07:08

5
ER
 Is x greater than 2?
Bunuel

8

1289

25 Aug 2015, 02:16

3
ER
 If 20x + 30y = 280, what is the value of x?
Bunuel

4

1080

11 Oct 2015, 06:45

ER
 Is z an integer?
Bunuel

2

565

18 Oct 2017, 07:01

151
ER
 If n is an integer greater than 1 is 3^n-2^n divisible by 35
Bunuel

26

12668

07 Jul 2017, 10:45

16
ER
 In cross section, a tunnel that carries one lane of one-way traffic is
Bunuel

12

3355

23 Jul 2017, 15:24

ER
 If a and b are integers, is 3a + 5b divisible by 26?
Bunuel

5

613

27 Nov 2016, 04:56

ER
 Is the integer p divisible by 4?
Bunuel

3

434

07 Dec 2016, 09:20

1
ER
 If a < b < c < d, is abcd > 0? (1) abc > 0 (2) bcd < 0
Bunuel

5

526

30 Dec 2016, 21:28

11
ER
 Last school year, each of the 200 students at a certain high school at
Bunuel

4

956

03 Jul 2017, 01:58

ER
 What is x - y?
Bunuel

1

166

25 Sep 2017, 23:59

2
ER
 If each of the positive integers a, b, and c is a prime number and abc
Bunuel

3

946

21 Dec 2014, 09:12

16
ER
 What is the value of x?
Bunuel

7

1299

28 Feb 2017, 00:14

4
ER
 If y is an integer, is y^2 divisible by 4?
Bunuel

4

1080

11 Oct 2015, 06:40

1
ER
 If x and y are positive integers, is x/y an integer?
Bunuel

3

913

17 Jan 2016, 05:18

2
ER
 Which is the smallest of three numbers that average 7?
Bunuel

3

519

30 Jan 2016, 00:00

ER
 If x, y, and z are positive integers, what is the value of x?
Bunuel

3

582

18 Apr 2016, 21:41

2
ER
 If x and y are greater than 1, is the largest prime factor of x greate
Bunuel

2

494

21 Aug 2016, 09:24

ER
 Fifty men and fifty women responded to a survey about the current valu
Bunuel

1

352

22 Dec 2016, 00:31

ER
 If q > 1, what is the value of integer q?
Bunuel

3

312

25 Dec 2016, 11:41

ER
 Each month, Jim receives a base salary plus a 10 percent commission on
Bunuel

4

773

26 Jun 2017, 10:43

4
ER
 How many factors does x have, if x is a positive integer ?
Bunuel

7

1694

24 Aug 2016, 06:55

4
ER
 In year X a total of 355 billion dollars was spent for health care in
Bunuel

5

1372

22 Dec 2014, 08:29

18
ER
 Is positive integer A greater than positive integer B?
Bunuel

9

1997

17 Oct 2017, 05:57

5
ER
 Is xy < 8? (1) x < 2 and y < 4 (2) 0 < x < 1/2 and y^2 < 225
Bunuel

6

1172

11 Oct 2015, 06:51

ER
 If z is an integer, is z even?
Bunuel

1

571

20 Dec 2015, 05:51

1
ER
 If x and y are integers, is 5x + y divisible by 5?
Bunuel

1

770

31 Mar 2016, 21:38

2
ER
 What is the largest integer that divides evenly into positive integers
Bunuel

1

412

22 Apr 2016, 05:41

2
ER
 Yesterday it rained in Baronia. Did it rain in Dukia?
Bunuel

2

1182

21 May 2016, 07:12

20
ER
 In a product test of a common cold remedy, x percent of the patients
Bunuel

4

2769

06 Dec 2016, 18:01

4
ER
 An employee at a company was given the task of making a large number
Bunuel

11

1205

01 Aug 2016, 00:58

ER
 If a and b are positive integers, is a + b even?
Bunuel

10

655

11 Jul 2017, 09:23

7
ER
 If xy = z, what is the value of y ?
Bunuel

6

392

01 Oct 2017, 14:21

2
ER
 In the figure above, if PR is a line segment, what is the sum of the
Bunuel

3

1645

27 Sep 2017, 00:56

7
ER
 Arc XYZ lies on a circle centered at O. Is a < 55?
Bunuel

7

2169

18 Oct 2017, 10:58

37
ER
 What is the value of |x| ?
Bunuel

19

15427

29 Aug 2017, 09:21

5
ER
 m is a multiple of 13. Is mn a multiple of 195?
Bunuel

5

1169

14 Sep 2015, 06:59

1
ER
 Does p^2 = q if p is a prime number?
Bunuel

3

824

15 Nov 2015, 01:50

1
ER
 The set S contains n integers. Is the sum of all the elements of set S
Bunuel

4

1008

23 Aug 2016, 03:21

ER
 How many people are standing in the queue at the counter?
Bunuel

1

889

21 May 2016, 05:37

20
ER
 In each game of a certain tournament, a contestant either loses 3 poin
Bunuel

7

3092

03 Aug 2017, 15:23

1
ER
 If ab ≠ 0, is c an integer?
Bunuel

4

534

27 Jul 2016, 15:01

5
ER
 If m and n are prime numbers, is the remainder when 7m is divided by n
Bunuel

4

647

22 Oct 2016, 05:06

3
ER
 The digit m is greater than 1, what is m?
Bunuel

8

555

16 Feb 2017, 06:12

2
ER
 If xy/5 is an integer, is x divisible by 5?
Bunuel

2

283

25 Dec 2016, 04:31

14
ER
 If Machine B and Machine C work together at their constant individual
Bunuel

11

2706

10 Dec 2016, 08:12

11
ER
 Is xy>ab ?
Bunuel

6

1771

31 Aug 2017, 08:47

2
ER
 During a week-long sale at a car dealership, the most number of cars s
Bunuel

8

1537

11 May 2015, 04:58

7
ER
 What percent of a group of people are women with red hair?
Bunuel

11

7998

21 Jul 2016, 10:55

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