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# Data Sufficiency (DS)

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Announcements

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

9

39675

24 Aug 2017, 21:58

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

0

186506

07 Mar 2012, 08:58

Topics

168
ER
 How many different prime numbers are factors of the positive
xyzgmat

33

30730

30 Oct 2017, 14:18

3
ER
 What is value of x - y?
BukrsGmat

8

1805

30 Oct 2017, 11:52

73
ER
 A construction company was paid a total of \$500,000 for a
asch13

16

14379

30 Oct 2017, 11:35

103
ER
 If 0
imhimanshu

19

10412

30 Oct 2017, 09:56

2
ER
 If 10x + 10y + 16x^2 + 25y^2 = 10 + Z, what is the value of x + y?
Bunuel

4

1441

30 Oct 2017, 06:35

ER
 At Consolidated Foundries, for a resolution to become policy, a quorum
gurasis1

1

123

30 Oct 2017, 06:32

7
ER
 If x > 0, what is the value of x^5 ?
Bunuel

7

1146

30 Oct 2017, 06:24

3
ER
 What is the value of x?
Bunuel

8

968

30 Oct 2017, 06:10

8
ER
 Is h^2 = h?
plzdonotbugme

7

2397

30 Oct 2017, 06:07

1
ER
 Carmen bought several cans of soda. If each can was either a 75–cent
Bunuel

5

328

30 Oct 2017, 05:46

7
ER
 A store sells erasers for 0.23\$ per piece and pencil for 0.1
honchos

3

3029

30 Oct 2017, 05:38

4
ER
 If xy # 0, is (1/x + 1/y) = 2 ?
tatane90

5

2443

30 Oct 2017, 05:35

48
ER
 Website W receives orders for its products every day. What
imhimanshu

14

14665

30 Oct 2017, 04:20

ER
 If a, b, and c are digits, is a + b + c a multiple of 9? A digit is on
Bunuel

1

120

30 Oct 2017, 04:18

11
ER
 Is n^2 an even integer?
avohden

6

1834

30 Oct 2017, 03:36

34
ER
 If the operation # is one of the four arithmetic operations
ravitejapandiri

10

15112

30 Oct 2017, 01:21

28
ER
 Is (y - 10)^2 > (x + 10)^2
registerincog

8

3623

30 Oct 2017, 01:02

1
 Rose walked along a track at an average speed of 100 meters per minute
nkmungila

1

170

29 Oct 2017, 22:56

2
ER
 Is angle BAC a right angle? (1) x = 2y (2) y = 1.5z
Bunuel

2

162

29 Oct 2017, 21:45

10
ER
 Leo invested a certain amount of money for one year. He invested \$1,00
mitko20m

8

2725

29 Oct 2017, 21:07

109
ER
 DS questions about standard deviation   Go to page: 1, 2, 3 Tags: Difficulty: Sub-600 Level,  Statistics and Sets Problems
Bunuel

45

49314

29 Oct 2017, 20:31

1
ER
 Two players are to be selected from a football team which consists of
souvonik2k

1

153

29 Oct 2017, 20:09

ER
 Is x greater than zero?
Bunuel

2

157

29 Oct 2017, 19:17

31
ER
 Last year if Arturo spent a total of \$12,000 on his mortgage

4

7508

29 Oct 2017, 19:17

10
ER
 Is X percent of Y more than Z percent of W?
goodyear2013

2

2559

29 Oct 2017, 18:18

1
ER
 If mn>0, is m^3n^4>0?
MathRevolution

4

203

29 Oct 2017, 18:03

1
ER
 Is x>0? 1) x^3+x-1=0 2) x^3>1
MathRevolution

2

202

29 Oct 2017, 18:02

7
ER
 What is the value of j + k?
Bunuel

5

1914

29 Oct 2017, 17:25

8
ER
 Two circles overlap such that the center of each circle lies on the ci
Bunuel

8

2574

29 Oct 2017, 17:19

8
ER
 In the xy-coordinate plane, the graph of y=x^2-kx-6, where
tr1

3

4006

29 Oct 2017, 15:05

15
ER
 Max (x,y) is defined as the maximum of x and y, and min(x,y)
GMATD11

4

38888

29 Oct 2017, 14:21

10
ER
 If mv < pv< 0, is v > 0?
enigma123

7

5471

29 Oct 2017, 13:34

46
ER
 If kmn ≠ 0, is x/m*(m^2 + n^2 + k^2) = xm + yn + zk?
Bunuel

18

7288

29 Oct 2017, 11:47

1
ER
 Is x positive? (1) x^2 + 10 x > 0 (2) 3^x > 1
Bunuel

1

150

29 Oct 2017, 11:37

ER
 Find x + 2y. (1) x + y = 4 (2) 2x + 4y = 12
Bunuel

1

103

29 Oct 2017, 11:20

ER
 If x = n!, is x divisible by 11?
chetan2u

1

126

29 Oct 2017, 11:11

10
 John owns stock in nine different companies, for a total of
BN1989

7

3820

29 Oct 2017, 11:02

ER
 Is y larger than 1? (1) y is larger than 0. (2) y^2 – 4 > 0
Bunuel

2

117

29 Oct 2017, 11:01

ER
 A sequence of numbers is given by the rule an = (an – 1)^2. What is a5
Bunuel

2

139

29 Oct 2017, 10:57

ER
 A car originally sold for \$3,000. After a month, the car was discounte
Bunuel

1

112

29 Oct 2017, 10:40

2
ER
 If x and y are positive integers, is x/y > 1?
Bunuel

3

542

29 Oct 2017, 10:34

7
ER
 A man invests a sum of money in a bank in the beginning of a year and
Bunuel

8

572

29 Oct 2017, 10:29

ER
 How likely is a bird to be classified as positive?
Bunuel

3

166

29 Oct 2017, 10:27

1
ER
 There are 30 socks in a drawer. What is the probability that if 2 sock
Bunuel

3

153

29 Oct 2017, 10:24

2
ER
 Is the area of the circle with center O larger than the area of the
Bunuel

4

256

29 Oct 2017, 10:08

13
ER
 What is the value of x?
Shalabh09

8

1298

29 Oct 2017, 09:58

46
 M and N are integers such that 6
AbdurRakib

10

3326

29 Oct 2017, 09:30

1
ER
 How much is John’s weekly salary? (1) John’s weekly salary is twice as
Bunuel

1

95

29 Oct 2017, 09:23

1
ER
 In Teetown 50 percent of the people have blue eyes and blond hair.
Bunuel

1

185

29 Oct 2017, 09:11

52
ER
 What is the length of segment BC?   Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Geometry,  Source: Manhattan GMAT
GMAT TIGER

40

22344

29 Oct 2017, 08:07

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