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GMAT Data Sufficiency (DS)

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65
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

3

8761

07 Dec 2015, 08:09

kongaharsha

346
Experts publish their posts in the topic
View first unread post DS Question Directory by Topic and Difficulty  

Tags: Difficulty: 700-Level,  Combinations,  Coordinate Geometry

bb

0

104857

07 Mar 2012, 07:58

bb

Topics

3
Experts publish their posts in the topic
View first unread post Lines k and m are parallel to each other. Is the slope of  

Tags: Difficulty: Sub-600 Level,  Coordinate Geometry,  Source: Official Guide

Orange08

6

2727

08 Feb 2016, 18:10

MathRevolution

9
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View first unread post If x is a positive integer, is x! + (x + 1) a prime number?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Number Properties

iamba

20

6058

08 Feb 2016, 18:05

MathRevolution

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View first unread post Five persons sat next to each other around a circular table to play ca  

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

Bunuel

2

49

08 Feb 2016, 18:03

kinsho

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View first unread post What is the cost of one gallon of paint?  

Tags: Difficulty: Sub-600 Level,  Word Problems,  Source: Kaplan

paisaj87

2

46

08 Feb 2016, 18:03

MathRevolution

2
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View first unread post Each of the coins in a collection is distinct and is either silver or  

Tags: Difficulty: 600-700 Level,  Combinations,  Source: Kaplan

Bunuel

8

346

08 Feb 2016, 17:59

MathRevolution

1
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View first unread post Currently, 30% of The Flower Company’s total revenue comes from sales  

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

Bunuel

3

74

08 Feb 2016, 17:56

MathRevolution

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View first unread post Is xy<6?  

Tags: Difficulty: 600-700 Level,  Inequalities,  Source: Math Revolution

MathRevolution

0

22

08 Feb 2016, 17:40

MathRevolution

4
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View first unread post If a, b, and c are integers and abc ≠ 0, is a^2 – b^2  

Tags: Difficulty: 600-700 Level,  Divisibility/Multiples/Factors,  Source: Manhattan GMAT

mun23

8

2328

08 Feb 2016, 17:38

bumpbot

15
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View first unread post [y] denotes the greatest integer less than or equal to y. Is  

Tags: Difficulty: 600-700 Level,  Algebra,  Functions and Custom Characters,  Source: Official Guide

Bunuel

15

4037

08 Feb 2016, 17:20

Engr2012

17
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View first unread post Attachment(s) Circle C is in the xy-plane, what is the area of the circle?  

Tags: Difficulty: 700-Level,  Coordinate Geometry

jitendra

11

4177

08 Feb 2016, 17:06

WilDThiNg

View first unread post Attachment(s) In a group of 18 professional drivers, some have a chauffeur’s license  

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

DML88

1

47

08 Feb 2016, 14:36

Bulldozer

View first unread post A certain dam regulates the volume of water  

Tags: Difficulty: 600-700 Level,  Word Problems,  Source: Kaplan

paisaj87

1

45

08 Feb 2016, 11:32

davedekoos

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View first unread post 2a3 is a 3-digit positive integer. If 2a3+366=6b9, a+b=?  

Tags: Difficulty: 600-700 Level,  Mixture Problems,  Source: Math Revolution

MathRevolution

3

61

08 Feb 2016, 10:11

aja1991

4
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View first unread post Is x^2 > 5^2 ?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Source: GMAT Pill

madn800

19

1349

08 Feb 2016, 04:13

Engr2012

6
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View first unread post In the xy-plane, line l passes through the point (-7, k). What is the  

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

Bunuel

4

911

08 Feb 2016, 03:15

bumpbot

3
Experts publish their posts in the topic
View first unread post If ab ≠ 0 and a + b ≠ 0, is 1/(a+b)< 1/a + 1/b ?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: Manhattan GMAT

Bunuel

6

893

07 Feb 2016, 23:59

chetan2u

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View first unread post If r, s are positive integers, is r/s a terminating decimal?  

Tags: Difficulty: 600-700 Level,  Mixture Problems,  Source: Math Revolution

MathRevolution

4

111

07 Feb 2016, 23:11

MathRevolution

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View first unread post What was Joe’s average (arithmetic mean) test score for the semester  

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

Bunuel

1

64

07 Feb 2016, 19:55

Skywalker18

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View first unread post In a high school, some students have single majors while all others ha  

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

Bunuel

1

50

07 Feb 2016, 19:45

Skywalker18

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View first unread post If m and n are positive integers, what is the value of p?  

Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Number Properties,  Source: Other - Please specify

Bunuel

1

47

07 Feb 2016, 19:24

Skywalker18

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View first unread post Is x divisible by 9?  

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

Bunuel

1

56

07 Feb 2016, 19:17

Skywalker18

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View first unread post Attachment(s) In the triangle above, which is greatest, p, q, or r?  

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

Bunuel

1

58

07 Feb 2016, 17:56

chetan2u

7
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View first unread post A certain truck uses 1/12 +kv^2 gallons of fuel per mile when its spee  

Tags: Difficulty: Sub-600 Level,  Distance/Rate Problems,  Word Problems,  Source: Official Guide

BrainLab

10

885

07 Feb 2016, 13:35

paisaj87

1
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View first unread post Is f(n)>f(n−1) ?  

Tags: Difficulty: 600-700 Level,  Functions and Custom Characters,  Source: Veritas Prep

zxcvbnmas

3

88

07 Feb 2016, 13:25

paisaj87

1
Experts publish their posts in the topic
View first unread post Is the nth root of n greater than the cube root of 3?  

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

zxcvbnmas

4

109

07 Feb 2016, 13:16

paisaj87

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View first unread post What is the value of (x + 3)^2 ?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Algebra,  Source: Other - Please specify

Bunuel

1

66

07 Feb 2016, 11:14

secterp

18
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View first unread post If x, y, and z are integers greater than 1, and (3^27)(35^10  

Tags: Difficulty: 700-Level,  Exponents/Powers,  Number Properties,  Source: Manhattan GMAT

jimjohn

14

7772

07 Feb 2016, 10:19

MrSobe17

39
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View first unread post If a and b are positive integers divisible by 6, is 6 the  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors

gmatbull

24

10574

07 Feb 2016, 09:54

dornas

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View first unread post One number is five more than half a second number, which is evenly div  

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

Bunuel

0

36

07 Feb 2016, 09:24

Bunuel

Experts publish their posts in the topic
View first unread post How many years old is Anne?  

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

Bunuel

0

26

07 Feb 2016, 09:23

Bunuel

Experts publish their posts in the topic
View first unread post What is Mary’s age?  

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

Bunuel

0

26

07 Feb 2016, 09:22

Bunuel

3
Experts publish their posts in the topic
View first unread post Attachment(s) A certain company holds an annual Labor day lottery by picking one tic  

Tags: Difficulty: 600-700 Level,  Overlapping Sets,  Probability,  Source: 800 Score

solitaryreaper

5

995

07 Feb 2016, 09:22

shahparth1984

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View first unread post How much ethylene glycol antifreeze must be mixed with water to fill a  

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

Bunuel

0

30

07 Feb 2016, 09:21

Bunuel

Experts publish their posts in the topic
View first unread post How many black shoes were sold by Shepard’s Shoe Emporium?  

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

Bunuel

0

33

07 Feb 2016, 09:20

Bunuel

Experts publish their posts in the topic
View first unread post Each of 200 electrical switches controls a separate light bulb. How ma  

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

Bunuel

0

29

07 Feb 2016, 09:18

Bunuel

Experts publish their posts in the topic
View first unread post If gasoline costs $1.09 per gallon and alcohol costs $1.81, what fract  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Word Problems,  Source: Other - Please specify

Bunuel

0

32

07 Feb 2016, 09:17

Bunuel

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View first unread post An ice-cream stand sells two sizes of cones, Generous and Colossal. Ho  

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

Bunuel

0

26

07 Feb 2016, 09:16

Bunuel

Experts publish their posts in the topic
View first unread post What is the range of a sports car on one tank of gasoline?  

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

Bunuel

0

30

07 Feb 2016, 09:14

Bunuel

3
Experts publish their posts in the topic
View first unread post Is A multiple of 6?  

Tags: Difficulty: 600-700 Level,  Number Properties

Vamshi8411

7

1585

07 Feb 2016, 08:39

Bunuel

View first unread post IS A multiple of 6 ?  

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Sunil01

0

40

07 Feb 2016, 08:32

Sunil01

View first unread post Is x^2 > 5^2  

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Sunil01

0

29

07 Feb 2016, 07:39

Sunil01

1
Experts publish their posts in the topic
View first unread post If P^2 + Q^2 =1, is P – Q =1?  

Tags: Difficulty: 700-Level,  Algebra

shivanigs

10

2125

07 Feb 2016, 03:34

Bunuel

2
Experts publish their posts in the topic
View first unread post Attachment(s) Leo can buy a certain computer for p1 dollars in State A,  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Distance/Rate Problems,  Word Problems,  Source: Official Guide

M8

30

2964

07 Feb 2016, 03:24

Bunuel

23
Experts publish their posts in the topic
View first unread post Is 4^(x+y)=8^(10) ?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Exponents/Powers,  Source: Official Guide

Bunuel

32

8851

07 Feb 2016, 03:22

Bunuel

3
View first unread post |x-a| < |x-b|. Is a<b?  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: PrepTap

PrepTap

2

439

07 Feb 2016, 02:06

rohit8865

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View first unread post Attachment(s) A, b, c are diameters of 3 circles respectively. If ∠Z=90o, what is th  

Tags: Difficulty: 600-700 Level,  Geometry,  Source: Math Revolution

MathRevolution

1

57

06 Feb 2016, 23:49

Vyshak

1
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View first unread post Is integer x<−20?  

Tags: Difficulty: Sub-600 Level,  Exponents/Powers,  Inequalities,  Source: Veritas Prep

zxcvbnmas

1

52

06 Feb 2016, 21:17

OptimusPrepJanielle

7
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View first unread post How many people are directors of both Company K and Company  

Tags: Difficulty: Sub-600 Level,  Overlapping Sets,  Source: Official Guide

placebo

11

6417

06 Feb 2016, 20:40

bumpbot

3
Experts publish their posts in the topic
View first unread post What is the value of the two-digit number x?  

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

Bunuel

7

371

06 Feb 2016, 18:36

MathRevolution

1
Experts publish their posts in the topic
View first unread post If a and b are non-negative integers, is ab prime?  

Tags: Difficulty: 600-700 Level,  Number Properties,  Source: Veritas Prep

zxcvbnmas

2

90

06 Feb 2016, 18:34

MathRevolution

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