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# Data Sufficiency (DS)

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291
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

39688

24 Aug 2017, 21:58

657
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

186553

07 Mar 2012, 08:58

Topics

10
ER
 23 students appeared for the Geography paper. What is the su
desaichinmay22

6

1389

09 Nov 2017, 10:22

11
ER
 25 integers are written on a board. Are there at least two consecutive
Bunuel

15

1738

25 Dec 2016, 20:53

5
 25
PrepTap

3

1124

24 Apr 2015, 21:25

4
ER
 261,634,24x If x represents the units digit of the number above, what
Bunuel

3

915

19 Nov 2016, 02:31

ER
 2A+2B+18=0 what is B?
Anasarah

1

1046

25 Aug 2013, 16:12

2
ER
 2a3 is a 3-digit positive integer. If 2a3+366=6b9, a+b=?
MathRevolution

4

556

09 Feb 2016, 18:13

4
 2ab5 is a four-digit number. What is the value of the two-digit number

1

359

19 May 2017, 13:54

ER
 2x – y =
vikasp99

9

486

13 Sep 2017, 05:02

ER
 2x+3y=?
MathRevolution

4

365

12 Apr 2017, 01:12

1
ER
 2x+3y=?
MathRevolution

2

439

19 Feb 2017, 18:45

ER
 3 children’s ages are consecutive even numbers. What is the oldest chi
MathRevolution

2

446

22 Feb 2016, 18:12

2
ER
 3^-(x+y)/3^-(x-y)=? 1) x=3 2) y=2
MathRevolution

3

312

02 Jul 2017, 18:08

2
 3^(-(x + y))/3^(-(x - y)) =
rahulms

8

1789

24 Jan 2010, 19:11

3
ER
 3,5,10,7,x. If x is an integer , is the mean of the five numbers
nkmungila

4

282

15 Oct 2017, 23:21

16
ER
 30 people in total attended an office party for a
mvivekc

15

6523

29 Nov 2016, 16:44

5
ER
 30%~35% of the employees in a certain company have cell phones. Do at
hazelnut

5

585

27 Feb 2017, 12:20

8
ER
 33 out of the 47 students in an advanced degree program have a higher
Bunuel

3

1193

28 Jun 2017, 04:07

ER
 35 percent of the books in Richard's collection are novels
metallicafan

4

2028

29 Aug 2014, 08:04

4
ER
 4 men and 10 women were assigned to complete a work. Can they complete
Bunuel

1

270

05 Jul 2017, 01:31

3
 5.6 percent of the people in the labor force of Pretendville were unem

3

378

13 Jul 2017, 19:53

4
ER
 50 equally efficient people were employed to complete a work in 90 day
Bunuel

7

376

16 Jul 2017, 06:33

3
ER
 50 students of a certain class took a test. How many of them got a
Bunuel

2

467

05 Dec 2016, 10:06

3
 50% of the factory workers are not older than 30 years old. What perce
kanigmat011

2

734

24 May 2016, 12:02

21
 55 people live in an apartment complex with three fitness
Tagger

8

7361

03 Apr 2017, 11:36

6
ER
 58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88
gmatdemolisher1234

5

798

17 Feb 2017, 20:11

31
ER
 64 candidates are competing for 5 positions at a consulting
fozzzy

12

3696

18 May 2017, 20:55

43
ER
 70 75 80 85 90 105 105 130 130 130 The list shown consist of   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: GMAT Prep
sushma0805

25

11842

18 Nov 2017, 00:45

8
ER
 8 cities, including Memphis, are finalists to be chosen to host a poli
Bunuel

4

3239

26 Sep 2017, 00:00

28
ER
 8 schools sent a total of 96 students to a math club competition, with
earnit

5

4266

12 Oct 2017, 18:15

4
ER
 8^a*(1/4)^b = ?
Bunuel

5

1466

08 Sep 2017, 21:26

ER
 8√4n=(4√2)^8, n=?
MathRevolution

5

574

13 Jul 2016, 06:52

4
ER
 892,132,24x If x represents the units digit of the number a
atalpanditgmat

4

2879

26 Apr 2016, 22:56

ER
 892,132,25x If x represents the units digit of the number above, what
Bunuel

2

564

01 Jun 2016, 05:28

2
 8x y^3 + 8x^3 y = 2x^2y^2 * 8 , What is xy? (1) y > x (2)
gmatpapa

4

2290

03 Apr 2011, 07:53

3
ER
 8x*y^3 + 8x^3*y = 2x^2*y^2 / 2^(-3), What is xy?
GK_Gmat

16

2118

07 Sep 2013, 06:32

19
ER
 8xy^3 + 8x^3y = 2x^2*y^2 / 2^(-3), What is xy?
dvinoth86

11

9048

03 Aug 2017, 12:09

1
 9 @7 In the decimal above, and @ represent single digits.
kamalkicks

2

2257

21 Apr 2011, 22:26

1
ER
 990 people went to the GMAT exam, how many boys didn't pass the test?
Bunuel

3

517

19 Jul 2016, 06:16

6
 a + b = 8. Is ab > 8?
Cez005

3

388

10 Mar 2017, 01:21

27
ER
 a = x + y and b = x - y. If a^2 = b^2, what is the value of
eybrj2

10

3538

09 Jun 2016, 03:41

1
ER
 a = x^2 + 2x + y. Is a even?
Bunuel

4

541

08 Jun 2017, 20:10

ER
 A 6-student Senior Sports Committee is being selected from the seniors
Bunuel

1

549

27 Aug 2015, 05:19

5
ER
 a and b are integers such that a*b # 0. Is |a|/|b| = a/b?
joylive

4

1247

14 Aug 2017, 01:02

11
ER
 A and B are integers, is (0.5)^(AB) > 1?
daviesj

5

2077

13 Jul 2017, 04:07

5
ER
 a and b are non zero integers. if |a| +|b| = 8, what is the value of
Rushilkhera

7

638

08 Jul 2016, 23:07

9
ER
 A and B are nonzero integers, is A < 5B?
Bunuel

6

947

24 Feb 2017, 04:30

ER
 a and b are positive single digit integers and (0.ababababab.....
LogicGuru1

2

591

19 Jun 2016, 01:11

1
 A and B are two integers. Is A-7B Even?
stonecold

3

507

24 Aug 2016, 02:16

6
 A and B brought a radio each for the same price, \$z. A and B sold
alphonsa

3

969

21 Apr 2017, 09:45

11
ER
 A and k are integer numbers higher than 3. A is a prime number but k i
diota2004

2

439

01 Mar 2017, 00:37

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