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Data Sufficiency (DS)

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291
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

9

39726

24 Aug 2017, 21:58

View the latest post Bunuel

657
ER
View first unread post DS Question Directory by Topic and Difficulty  

Tags: Coordinate Geometry

bb

0

186645

07 Mar 2012, 08:58

View the latest post bb

Topics

9
ER
View first unread post Attachment(s) Eleven members of Club A are also members of Club B, and five members  

Tags: Difficulty: 600-700 Level,  Overlapping Sets,  Source: Veritas Prep

Bunuel

10

2060

12 Nov 2017, 13:32

View the latest post PaterD

1
View first unread post If p, q and r are integers, and pq + r  

Tags: Difficulty: 700-Level,  Number Properties,  Source: Other - Please specify

ashikaverma13

1

111

12 Nov 2017, 12:08

View the latest post niks18

ER
View first unread post Is -7 < y < 10 ? (1) y > -6 (2) y < 0  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Other - Please specify

Bunuel

5

164

12 Nov 2017, 11:57

View the latest post niks18

4
View first unread post A sequence An is there such that An=(An-1)-(An-2) where n are integers  

Tags: Difficulty: 700-Level,  Sequences,  Source: Math Revolution

hazelnut

3

557

12 Nov 2017, 11:08

View the latest post hellosanthosh2k2

113
ER
View first unread post Attachment(s) Mary persuaded n friends to donate $500 each to her election  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Word Problems,  Source: GMAT Prep

seofah

25

21543

12 Nov 2017, 09:07

View the latest post GMATPrepNow

148
ER
View first unread post If x is an integer greater than 1, is x equal to the 12th  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Number Properties,  Source: GMAT Prep QP1

bhupi

24

16820

12 Nov 2017, 08:42

View the latest post JeffTargetTestPrep

1
ER
View first unread post If 2x (5n) = t, what is the value of t?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Official Guide

dreambig1990

2

2514

12 Nov 2017, 08:41

View the latest post Bunuel

1
ER
View first unread post Is 12 a factor of the positive integer n?  

Tags: Difficulty: 600-700 Level,  Divisibility/Multiples/Factors,  Source: Other - Please specify

Bunuel

5

260

12 Nov 2017, 08:41

View the latest post JeffTargetTestPrep

1
ER
View first unread post If x + y = 36, what is the value of xy?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Other - Please specify

Bunuel

6

1617

12 Nov 2017, 08:40

View the latest post JeffTargetTestPrep

5
ER
View first unread post What is the value of x^2 - y^2? (1) x + y = 0 (2) x - y = 2  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: GMAT Prep

SergeNew

2

2283

12 Nov 2017, 08:40

View the latest post JeffTargetTestPrep

2
ER
View first unread post If 2x(5n) = t, whatis the value of t?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Official Guide

Bunuel

3

3306

12 Nov 2017, 08:39

View the latest post JeffTargetTestPrep

10
ER
View first unread post Attachment(s) A supermarket sells a cerain brand of jelly in two jars of d  

Tags: Difficulty: Sub-600 Level,  Geometry,  Source: GMAT Prep

fozzzy

6

4743

12 Nov 2017, 06:37

View the latest post souvonik2k

1
ER
View first unread post Is xy>0?  

Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Source: Other - Please specify

chetan2u

3

251

11 Nov 2017, 21:23

View the latest post niks18

ER
View first unread post On a given day, 50 people took a test that is designed to measure a ca  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Other - Please specify

Bunuel

1

117

11 Nov 2017, 21:09

View the latest post chetan2u

13
ER
View first unread post If A and C are points in a plane, C is the center of circle  

Tags: Difficulty: 700-Level,  Geometry,  Source: Princeton Review

macjas

4

3915

11 Nov 2017, 20:10

View the latest post GmatAvengers800

75
ER
View first unread post If x and y are positive, is x < y?  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Inequalities,  Source: GMAT Prep EP 2

Lettherebelight

20

9663

11 Nov 2017, 19:00

View the latest post sevenplusplus

ER
View first unread post Is y^2 = 0?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Other - Please specify

Bunuel

1

90

11 Nov 2017, 15:15

View the latest post Hadrienlbb

1
ER
View first unread post Of the high school students who participated in a recent survey, 110  

Tags: Difficulty: 600-700 Level,  Overlapping Sets,  Source: Other - Please specify

Bunuel

4

254

11 Nov 2017, 13:40

View the latest post MathRevolution

23
ER
View first unread post Sequence S consists of 24 nonzero integers. If each term in  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Sequences,  Source: Kaplan,  Source: Princeton Review

zisis

21

7792

11 Nov 2017, 12:59

View the latest post hellosanthosh2k2

ER
View first unread post If xy ≠ 0, what is the value of 1/x + 1/y ?  

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Other - Please specify

Bunuel

3

144

11 Nov 2017, 11:26

View the latest post Manishcfc8

ER
View first unread post Was the average (arithmetic mean) weight of the package mailed at a  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Other - Please specify

Bunuel

2

102

11 Nov 2017, 11:26

View the latest post akshata19

5
ER
View first unread post Attachment(s) Is ABC a right triangle? AB = 5; AC = 4. (1) BC = 3 (2) AC = CD  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: Other - Please specify

Bunuel

4

193

11 Nov 2017, 11:12

View the latest post Manishcfc8

ER
View first unread post If x ≠ y, is x + y = xy?  

Tags: Difficulty: 600-700 Level,  Algebra,  Source: Other - Please specify

Bunuel

2

105

11 Nov 2017, 10:19

View the latest post lazrgalstyan

1
ER
View first unread post What is the value of the product xy?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Other - Please specify

Bunuel

1

74

11 Nov 2017, 09:44

View the latest post Sasindran

ER
View first unread post At an auction, each of the bids on a certain clock after the first bid  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Other - Please specify

Bunuel

1

82

11 Nov 2017, 09:39

View the latest post Luckisnoexcuse

ER
View first unread post If n is a positive integer, what is the value of n ?  

Tags: Difficulty: 600-700 Level,  Remainders,  Source: Other - Please specify

Bunuel

1

89

11 Nov 2017, 09:35

View the latest post Luckisnoexcuse

3
ER
View first unread post Linda purchased 3 books at a book fair. What was the median price of  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Other - Please specify

Bunuel

2

100

11 Nov 2017, 09:31

View the latest post Manishcfc8

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View first unread post If R, S, and T are numbers on the number line, not necessarily in that  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: Other - Please specify

Bunuel

2

86

11 Nov 2017, 09:30

View the latest post Sasindran

61
ER
View first unread post Attachment(s) What is the value of x + y in the figure above?  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: Official Guide

Walkabout

7

8251

11 Nov 2017, 09:17

View the latest post mnshg

ER
View first unread post Is t greater than v ? (1) t is greater than 3. (2) v is less than 5.  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Other - Please specify

Bunuel

1

81

11 Nov 2017, 08:54

View the latest post Sasindran

ER
View first unread post A sequence of numbers a1, a2, a3, . . . is given by the rule an^2 = an  

Tags: Difficulty: 600-700 Level,  Sequences,  Source: Other - Please specify

Bunuel

2

135

11 Nov 2017, 08:28

View the latest post talismaaniac

2
ER
View first unread post Did the price of energy rise last year? (1) If the price of energy ros  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Other - Please specify

Bunuel

2

105

11 Nov 2017, 08:24

View the latest post talismaaniac

3
ER
View first unread post Is x/12 > y/40 ?  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Other - Please specify

Bunuel

3

193

11 Nov 2017, 08:20

View the latest post talismaaniac

ER
View first unread post Plane X flies at r miles per hour from A to B. Plane Y flies at S mile  

Tags: Difficulty: 600-700 Level,  Distance/Rate Problems,  Source: Other - Please specify

Bunuel

4

226

11 Nov 2017, 08:14

View the latest post talismaaniac

24
ER
View first unread post In each game of a certain tournament, a contestant either loses 3 poin  

Tags: Difficulty: 700-Level,  Word Problems,  Source: Official Guide

Bunuel

9

3377

11 Nov 2017, 08:05

View the latest post talismaaniac

ER
View first unread post If r = (x+y)/2 and s = (x-y)/2, what is the value of r + s?  

Tags: Difficulty: Sub-600 Level,  Algebra,  Source: Other - Please specify

Bunuel

1

72

11 Nov 2017, 07:55

View the latest post niks18

4
ER
View first unread post Is 2x > 2y ?  

Tags: Difficulty: Sub-600 Level,  Inequalities,  Source: Official Guide

Bunuel

6

948

11 Nov 2017, 07:53

View the latest post Bunuel

7
ER
View first unread post What is the value of positive integer x?  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors,  Source: Veritas Prep

Bunuel

9

826

11 Nov 2017, 07:52

View the latest post talismaaniac

76
ER
View first unread post If the ratio of the number of teachers to the number of  

Tags: Difficulty: 700-Level,  Fractions/Ratios/Decimals,  Source: Official Guide

Walkabout

12

12455

11 Nov 2017, 07:50

View the latest post thangvietnam

2
ER
View first unread post Is 1/x greater than 1/y?  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Other - Please specify

Bunuel

5

180

11 Nov 2017, 07:45

View the latest post talismaaniac

1
ER
View first unread post Attachment(s) If the number of members in the club C is 100, what is the value of x?  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: Math Revolution

sunny91

1

99

11 Nov 2017, 06:22

View the latest post chetan2u

56
ER
View first unread post Attachment(s) A company makes and sells two products, P and Q. The costs per unit of  

Tags: Difficulty: 700-Level,  Combinations

Bunuel

11

6143

11 Nov 2017, 05:32

View the latest post Dokami

21
ER
View first unread post In a sequence of terms in which each term is three times the  

Tags: Difficulty: Sub-600 Level,  Sequences,  Source: Manhattan GMAT

mariyea

19

6817

11 Nov 2017, 05:05

View the latest post Bunuel

11
ER
View first unread post Attachment(s) If the vertices of a quadrilateral PQRS lie on the circumference of  

Tags: Difficulty: 700-Level,  Geometry

joylive

7

4965

11 Nov 2017, 03:39

View the latest post bumpbot

8
ER
View first unread post Is |x| = |y|? (1) x = -y (2) x^2 = y^2  

Tags: Difficulty: Sub-600 Level,  Absolute Values/Modulus,  Source: GMAT Prep EP 1

HarveyKlaus

5

926

11 Nov 2017, 01:25

View the latest post Bunuel

3
View first unread post Is x^2>x^3  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Veritas Prep

adkikani

3

170

11 Nov 2017, 01:01

View the latest post niks18

64
ER
View first unread post Attachment(s) A box contains 10 light bulbs, fewer than half of which are  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Probability

udaymathapati

23

13040

10 Nov 2017, 23:50

View the latest post bumpbot

42
ER
View first unread post If h and k are both positive integers, are both roots of the equation  

Tags: Difficulty: 700-Level,  Algebra

hubahuba

17

4633

10 Nov 2017, 23:24

View the latest post bumpbot

67
ER
View first unread post What is x?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modulus,  Inequalities,  Source: Manhattan GMAT

rohitgoel15

24

17565

10 Nov 2017, 23:14

View the latest post sun01

13
ER
View first unread post Many of the students at the International School speak  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: Manhattan GMAT

monirjewel

9

5401

10 Nov 2017, 22:47

View the latest post bumpbot

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