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# Data Sufficiency (DS)

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299
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

41004

24 Aug 2017, 20:58

659
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

190610

07 Mar 2012, 07:58

Topics

3
ER
 If x is an integer and x ≠ 31, is (31 - x)/x an integer?
chetan2u

5

215

13 Dec 2017, 06:36

1
ER
 What is the value of xy ? (1) x + y = 3 (2) (x – 1)(y – 1) = 4
Bunuel

1

215

06 Aug 2017, 10:30

1
ER
 If x and y are positive integers, is the number (x^2 + 3x + y^2) even?
Bunuel

2

215

31 Jul 2017, 08:51

1
 There are 40 girls in a class room. How many of them play both Hockey
pushpitkc

1

215

10 Oct 2017, 23:07

ER
 If Tim weighs 200 pounds, how much does John weigh?
Bunuel

2

215

23 Oct 2017, 12:46

 If x < y, is x^2 > y^3?
DHAR

1

216

31 Jul 2017, 05:22

ER
 In the diagram below, a rectangle ABCD is drawn inside a semicircle.
Bunuel

1

217

24 Jul 2017, 00:28

1
ER
 If xy ≠ 0, what is the value of 1/x + 1/y ?
Bunuel

3

217

11 Nov 2017, 10:26

ER
 How many elements are there in Set A? 1) Frequency of each element in
GMATinsight

1

218

05 Oct 2017, 06:46

4
ER
 If five points,p,q,r,s, and t are on the number line, not necessarily
DHAR

3

218

01 Aug 2017, 02:08

ER
 In the diagram below, AB and CD are parallel to each other and XY is
Bunuel

1

218

25 Jul 2017, 00:23

3
ER
 If n is a positive integer and p = 3.021 × 10n, what is the value of n
Bunuel

1

218

12 Oct 2017, 07:25

 If a and b and positive integer, is [m][square_root]a^2 + b^2[/square
stonecold

1

219

20 Nov 2016, 11:36

1
ER
 The volume of a right circular cylinder equals half the volume of a
Bunuel

1

219

24 Jul 2017, 16:52

 In a group of 70, every member speaks English or French. How many
nkmungila

1

220

26 Oct 2017, 22:44

 At what point of the X-Y plane does the graph of the line y=ax+b
pushpitkc

2

220

03 Nov 2017, 23:54

ER
 Is there a route from A to C that passes through B and is more than 8
Bunuel

2

220

31 Oct 2017, 11:17

1
ER
 If N is a multiple of 3, is the N/3 an odd integer?
Bunuel

2

220

22 Oct 2017, 09:51

1
 If X and Y are positive, is X^2>Y
ammuseeru

1

221

27 Jul 2017, 15:40

3
ER
 If Tom and Huckleberry working at their respective rates can each whit
Bunuel

5

221

25 Nov 2017, 12:05

4
ER
 Is 1 + x + x^2 + x^3 + x^4 < 1/(1 - x)?
MathRevolution

6

221

14 Dec 2017, 18:22

1
 If p,q and r are positive numbers, does q lie between p and r on the
pushpitkc

1

223

21 Sep 2017, 02:14

2
 If for integers a, b, c, and d, a + b + c + d = 4, does d = 1?
arabella

2

223

21 Oct 2017, 00:12

4
ER
 If the Perimeter of Quadrilateral ABCD is P then find P? 1) The maxim
GMATinsight

2

223

27 Nov 2017, 22:34

ER
 (n-x)+(n-y)+(n-z)+(n-k) What is the value of the expression above?
Bunuel

4

224

21 Nov 2017, 11:17

2
 For what duration did Antony speak in a meeting?
Gnpth

1

225

07 Aug 2017, 19:57

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

2

225

29 Mar 2017, 11:00

ER
 The line t passes through the lines l and k and forms the angles u, v
Bunuel

2

226

25 Oct 2017, 03:16

ER
 A gym that sold only individual and family memberships charged \$500
Bunuel

1

226

10 Sep 2017, 05:17

2
ER
 Did the XYZ Corporation have higher sales in 1988 or in 1989? Assume
Bunuel

2

226

23 Oct 2017, 09:57

1
ER
 In the diagram below, AB is parallel to CD and BC is parallel to DF.
Bunuel

2

226

29 Jul 2017, 00:37

 If the rents for both Doug’s and Magda’s apartments were increased, wh

1

226

05 Mar 2017, 02:48

5
ER
 If x and y are positive, is x^(1/2) + y^(1/2) ?
leshwarnag

3

227

06 Nov 2017, 05:42

ER
 Last year Luis invested x dollars for one year, half at 8 percent simp
Bunuel

1

227

29 Aug 2017, 09:40

1
 If y is a positive integer, what is the units digit of y?
csaluja

1

227

30 Sep 2017, 19:08

2
ER
 What is Jill's age now?
Bunuel

1

228

06 Aug 2017, 10:25

2
 It takes 10 type A machines 3 days to complete a task when they
Sangeeta2018

1

228

22 Oct 2017, 10:50

1
ER
 Five students took an exam. The average grade on the exam was 80. What
Bunuel

2

228

01 Nov 2017, 23:34

ER
 The area of square S is equal to the area of rectangle R. What is the
Bunuel

2

228

19 Nov 2017, 11:28

ER
 William was shopping for flour at Little Rock Deli and Grocery, which
Bunuel

2

229

03 Oct 2017, 04:16

ER
 Two boys, Joe and Seth, can mow a lawn in 2 hours thirty minutes. If 3
Bunuel

2

229

13 Mar 2017, 11:24

ER
 What is the value of a + b? (1) a^2 + b^2= 9 – 2ab (2) a = 4 + b
Bunuel

1

230

10 Sep 2017, 11:42

ER
 Is k an odd integer? (1) k is an integer divisible by 3. (2) The squa
Bunuel

2

230

05 Nov 2017, 11:17

ER
 Is ABDC a square? (1) BC is perpendicular to AD. (2) BE = EC
Bunuel

2

230

23 Oct 2017, 17:19

ER
 In the diagram below, triangle ABC is right-angled at B. D and E are
Bunuel

2

231

18 Jul 2017, 23:04

1
ER
 A group of 49 consumers were offered a chance to subscribe to three ma
Bunuel

3

231

06 Nov 2017, 23:57

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

2

231

07 Oct 2017, 08:30

ER
 Is -7 < y < 10 ? (1) y > -6 (2) y < 0
Bunuel

5

232

12 Nov 2017, 10:57

1
 Lines L and M intersect at (-2,-2). Is the Value of X- intercept of L
srikanth9502

1

232

01 Oct 2017, 23:35

3
ER
 If x^6 – y^6 = 0, what is the value of x^3 – y^3?
Bunuel

2

232

22 Oct 2017, 06:39

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