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# Data Sufficiency (DS)

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280
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

37075

24 Aug 2017, 21:58

628
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

178889

07 Mar 2012, 08:58

Topics

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

4

506

19 Sep 2016, 14:41

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

10

2016

15 Jul 2016, 00:15

1
 x, y, and z are consecutive integers, and x < y < z.
joyseychow

2

1841

26 Jan 2010, 07:22

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

3

946

09 Dec 2014, 07:48

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

12

6307

07 Jun 2017, 23:13

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

5

438

09 Jun 2017, 05:21

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

2

315

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

170

26 Aug 2017, 09:53

2
 x/y > 0?
petrified17

4

102

20 Sep 2017, 07:28

32
ER
 x/y=5.35 If x and y are positive integers, then what is the
TomB

15

2961

05 Mar 2017, 23:35

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

4

1787

13 Jan 2016, 08:36

7
ER
 x+y+z is even, is x*y*z even?
Eden

9

2795

15 May 2017, 15:34

2
ER
 x+y=?
MathRevolution

4

560

09 Jun 2016, 20:45

1
 x+y=?
jellybean23

1

825

02 Oct 2013, 22:51

1
ER
 x=?
MathRevolution

1

242

05 Dec 2016, 01:36

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

4

1402

02 May 2011, 18:57

6
ER
 x2 + 1x2 = ?
MathRevolution

3

393

22 May 2017, 15:53

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

9

4183

12 Jan 2016, 04:28

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

4

484

05 Jun 2017, 21:49

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

3

326

03 Aug 2017, 22:26

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

2

491

13 Sep 2017, 01:38

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

7

342

29 Jul 2017, 05:08

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

7

2609

05 Dec 2014, 23:48

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

3

693

13 Nov 2016, 22:37

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

5

2991

10 Sep 2016, 13:46

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

2

1114

21 May 2016, 07:12

37
ER
 Yesterday, an automobile dealership sold exactly 15 vehicles
madhavsrinivas

8

5747

01 Jul 2017, 00:24

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

2

158

29 Mar 2017, 12:00

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

8

3730

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

1977

13 Aug 2017, 15:33

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

17

2218

24 Feb 2017, 04:47

4
ER
 Z=2a×5b×7c A positive integer Z can be expressed in terms of its prime
niteshwaghray

3

290

23 May 2017, 21:40

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

3

387

14 Jul 2016, 06:41

6
ER
 ZY
doc14

14

5450

30 Jan 2014, 22:26

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