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# Data Sufficiency (DS)

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

9

39679

24 Aug 2017, 21:58

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

0

186521

07 Mar 2012, 08:58

Topics

1
 Did the quantity of bacteria in an experiment increase by at
gmatbull

2

1398

29 Oct 2012, 14:16

1
ER
 n=?
MathRevolution

2

313

19 Mar 2017, 17:56

1
ER
 Are more than one half of the females at the company married with chil
Bunuel

5

262

27 Mar 2017, 19:45

1
ER
 If zt < -3, is z < 4 ? (1) z < 9 (2) t < -4
msand

7

5111

14 Sep 2016, 12:35

1
ER
 In a sequence of N consecutive positive integers, are there exactly fo
reto

4

1221

30 Jul 2017, 04:03

1
 If g(f(3)) = 19, what is f(g(3))?
fozzzy

3

1596

30 May 2013, 00:36

1
ER
 x is a nonzero number. Is xy < 0?
Bunuel

7

1305

19 Apr 2016, 15:06

1
ER
 If a and b are integers, and m=a+b, is m divisible by 9?
Bunuel

3

554

21 Sep 2016, 07:33

1
ER
 If r is an integer, what is the value of 3^(2r)/27^(r-1)
felippemed

2

796

27 Sep 2016, 06:46

1
ER
 What is the value of a ?
atalpanditgmat

5

1779

14 Oct 2017, 03:53

1
ER
 For each customer, a yogurt shop charges a cents for the
gmatgambler

5

2088

06 Jan 2016, 18:40

1
ER
 What is the median of 5 consecutive integers?
MathRevolution

3

640

01 Jun 2017, 02:33

1
ER
 A marketing survey found that all participants had subscriptions to a
Bunuel

2

302

22 Mar 2017, 22:12

1
ER
 If k is a positive integer and 0 < x < 1,000, is
Bunuel

2

511

18 Apr 2016, 09:55

1
 In the figure shown, if the measure of angle BAD is 60 degre
fozzzy

5

2011

10 Dec 2013, 11:29

1
ER
 If a and b are positive integers, a is what percent of b ?
Bunuel

5

798

09 Dec 2015, 07:06

1
ER
 At a certain medical conference, there are only doctors and nurses. If
Bunuel

3

479

06 Apr 2016, 09:08

1
ER
 What is the value of x^3 - y^3
Bunuel

2

526

10 Dec 2015, 01:16

1
ER
 What is the value of 4n – 5m?
Bunuel

5

1278

05 Nov 2017, 05:59

1
ER
 To attend a conference, each attendee booked a reservation at a partic
CuriosStud

1

429

12 Sep 2016, 10:26

1
ER
 Does 15a + 7b = 13?
Galiya

7

2062

06 Dec 2012, 22:56

1
ER
 If a and b are positive integers divisible by 6, is 6 the
dreamchase

2

1659

22 Feb 2012, 08:43

1
 If x < y < z, what is the value of x?
priyankaparanjape

5

1383

17 Jan 2012, 21:41

1
ER
 If x is an integer, is x^3 even?
Bunuel

5

815

25 Sep 2017, 20:45

1
ER
 A certain company produces exactly three products: X, Y, and Z. In 199
Bunuel

4

891

24 Feb 2017, 08:03

1
ER
 What is the value of l + 2t ?
vikasp99

1

286

07 Mar 2017, 17:31

1
 In the xy-plane above, is angle BAC greater than 90 degrees?

2

398

01 Aug 2017, 00:34

1
ER
 Is |x-2|+|x+2|<4?   Tags: Inequalities,  Poor Quality
IanStewart

4

1755

13 Jan 2012, 21:45

1
ER
 Statictics and Percents - Gmatprep
rgtiwari

8

1319

06 Jan 2012, 19:19

1
 What is the value of x?
Impenetrable

7

2014

16 Sep 2016, 18:45

1
 At least 100 employees in a certain company have management
dreambeliever

10

2854

10 May 2016, 17:41

1
ER
 Is z less than 0?
metallicafan

7

2034

06 Dec 2015, 11:35

1
ER
 What percent of the visitors to a certain zoo visited the lions cage?
Bunuel

3

506

06 Apr 2016, 01:17

1
ER
 w, x, y, and z are integers. If w > x > y > z > 0, is y a co
ashiima

5

1653

04 Jan 2012, 13:37

1
ER
 Is Hector taller than Charley?
Bunuel

2

695

14 Sep 2017, 11:53

1
ER
 The prices of a van and a truck were both decreased. Which vehicle had
Bunuel

3

472

10 Dec 2015, 01:21

1
ER
 A box contains 30 beads, of which 15 are blue, 9 are red
enigma123

2

1768

17 Apr 2012, 16:01

1
ER
 A pair of skis originally cost \$160. After discount of x
summer101

3

1810

09 Aug 2016, 00:25

1
ER
 In the figure to the right is b > a ? (Note: Figure not drawn to scale
Bunuel

4

1355

06 Sep 2017, 19:19

1
ER
 What is the value of ab + bc ? (1) b = 5 (2) a + c = 8
Bunuel

5

1368

09 Dec 2015, 07:08

1
ER
 There are two boxes of markers.The first box has only red
Manik12345

7

1919

09 Jun 2014, 01:21

1
ER
 Is the two-digit prime number s equal to 19?
metallicafan

5

2313

11 Aug 2015, 07:00

1
ER
 If n is an integer, and n ≠ 0, is (100 + n^2)/n a positive integer?
Bunuel

2

502

01 Sep 2016, 22:55

1
ER
 What is the sum of the terms in a sequence of consecutive multiples of
Bunuel

1

674

05 Sep 2016, 09:12

1
ER
 If a salesman received a commission of 3% of the sales
ashwink

1

933

01 Mar 2017, 11:15

1
 Given 3x + 4y = 18, what is x?
manalq8

2

3471

27 Nov 2011, 03:16

1
ER
 Is a positive integer x a factor of 24?
MathRevolution

3

400

24 Mar 2017, 22:26

1
ER
 People who register for business conference and then cancel
goodyear2013

2

1515

12 Jan 2014, 17:45

1
ER
 How much nitrogen is needed in the mixture used by a lawn maintenance
kanigmat011

6

1457

28 Sep 2016, 07:57

1
ER
 Is the number x between 0.2 and 0.5 ? (1) 120x < 12 (2) 70x < 21
Bunuel

1

305

27 Feb 2017, 23:47

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