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# Data Sufficiency (DS)

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

9

38327

24 Aug 2017, 21:58

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

0

182417

07 Mar 2012, 08:58

Topics

7
ER
 x is an integer greater than 7. What is the median of the set of integ
Bunuel

8

2155

04 Mar 2016, 18:40

 X is older than Y, Z is younger than W and V is older than Y.
excelingmat

1

747

18 Mar 2016, 11:03

2
 x is one of the numbers: 3 or 6. Is xy equal to 12 ? (1)
nonameee

7

1358

10 Oct 2011, 07:08

9
ER
 x is positive integer, is (x-1)*(x +1). divisible by 24?
Smita04

4

2993

30 Oct 2016, 09:32

8
ER
 x percent of what number is equal to y?
MathRevolution

5

1181

10 Sep 2016, 21:31

1
 x^(n^2−n+2)/x^(n−2)(n+1)=?
haardiksharma

4

364

04 Jul 2017, 13:02

2
ER
 x^3+y^3=?
MathRevolution

6

580

30 Apr 2016, 02:46

26
ER
 x^n = x^(n+2) for any integer n. Is it true that x > 0?
viktorija

7

1559

06 Oct 2017, 23:01

ER
 x-y=?
MathRevolution

2

590

11 Feb 2016, 23:00

15
ER
 x, q, r are positive integers. x/17 = q and remainder is r.

6

2342

06 May 2015, 22:21

2
ER
 X, Y > 0, If X^3 = Y, is Y a fraction? (1) X^2 is a
AtifS

7

2257

29 Apr 2014, 01:09

2
ER
 X, Y and Z are positive integers, and X+2Y+2Z=13. Z=?
rajareena

7

2890

20 Sep 2015, 00:48

1
ER
 x, y are non zero integers: Is x^y < y^x
prep

3

1589

22 Jul 2014, 04:54

15
ER
 x, y are positive integers. Find the number of even factors of 4x^2
EgmatQuantExpert

4

1940

05 Oct 2017, 19:00

1
ER
 x, y, a, and b are four positive integers. D is the greatest common
Bunuel

4

525

19 Sep 2016, 14:41

8
 x, y, and z are consecutive even numbers. What is the average of x, y,
gamjatang

10

2029

15 Jul 2016, 00:15

6
ER
 x, y, and z are consecutive integers, and x < y < z. What is the avera
joyseychow

12

6391

07 Jun 2017, 23:13

3
ER
 x, y, and z are numbers that have a sum of 93. Find the numbers. 1. Th

5

469

09 Jun 2017, 05:21

2
ER
 x, y, and z are positive integers and x
hazelnut

2

350

27 Mar 2017, 17:33

2
ER
 x*y is a prime number greater than 2 where x and y are positive intege
GMATinsight

2

201

26 Aug 2017, 09:53

3
 x/y > 0?
petrified17

4

171

20 Sep 2017, 07:28

33
ER
 x/y=5.35 If x and y are positive integers, then what is the
TomB

15

2986

05 Mar 2017, 23:35

7
ER
 x+y)/Z>0 is x<0? (1) x
Baten80

4

1821

13 Jan 2016, 08:36

8
ER
 x+y+z is even, is x*y*z even?
Eden

9

2819

15 May 2017, 15:34

2
ER
 x+y=?
MathRevolution

4

567

09 Jun 2016, 20:45

1
 x+y=?
jellybean23

1

831

02 Oct 2013, 22:51

1
ER
 x=?
MathRevolution

1

254

05 Dec 2016, 01:36

ER
 x| < 1? 1) |x+1| = 2|x-1| 2) |x-3| does not equal 0   Tags:
fluke

4

1425

02 May 2011, 18:57

6
ER
 x2 + 1x2 = ?
MathRevolution

3

419

22 May 2017, 15:53

5
ER
 Xander, Yolanda, and Zelda each have at least one hat. Zelda
kkalyan

9

4219

12 Jan 2016, 04:28

5
ER
 Xavier and Adam are riding motorcycles down the highway at constant
Bunuel

4

510

05 Jun 2017, 21:49

2
ER
 Xavier and Adam are riding motorcycles down the highway at constant sp
Bunuel

3

362

03 Aug 2017, 22:26

6
 Xavier and Adam are riding motorcycles down the highway at constant sp
duahsolo

3

563

22 Oct 2017, 01:14

7
ER
 xy=? 1) y=x-1 2) y^2=-|x-1|
MathRevolution

7

372

29 Jul 2017, 05:08

6
 Y and Z are both positive numbers less than 1 . Is Y > Z
fluke

7

2623

05 Dec 2014, 23:48

2
ER
 y is an integer. What is the smallest possible value of y?
Bunuel

3

737

13 Nov 2016, 22:37

6
ER
 Yesterday Diana spent a total of 240 minutes attending a
mehdiov

6

3115

03 Oct 2017, 23:11

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

2

1181

21 May 2016, 07:12

39
ER
 Yesterday, an automobile dealership sold exactly 15 vehicles

8

5896

01 Jul 2017, 00:24

ER
 Yesterday, Jamie parked her car at a certain parking garage. If Jamie'
Bunuel

2

170

29 Mar 2017, 12:00

3
ER
 Yesterday, Nan parked her car at a certain parking garage
ywilfred

8

3767

05 Jul 2016, 01:41

12
ER
 Yves can paint a certain fence in 1/2 the time it takes Marcel to pain
NoHalfMeasures

8

2072

13 Aug 2017, 15:33

3
ER
 Z is a two digit positive integer, Z is equal to 7 times the
Creeper300

17

2231

24 Feb 2017, 04:47

5
ER
 Z=2a×5b×7c A positive integer Z can be expressed in terms of its prime
niteshwaghray

3

314

23 May 2017, 21:40

1
ER
 Zigfield bought his car using M% of his bank savings. He also bought a
Bunuel

3

401

14 Jul 2016, 06:41

6
ER
 ZY
doc14

14

5462

30 Jan 2014, 22:26

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