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GMAT Data Sufficiency (DS)

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77
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

3

11282

07 Dec 2015, 09:09

kongaharsha

377
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

112506

07 Mar 2012, 08:58

bb

Topics

48
Experts publish their posts in the topic
View first unread post Attachment(s) In the correctly worked addition problem above, A, B, C, D  

Tags: Difficulty: 700-Level,  Arithmetic,  Number Properties,  Source: Manhattan GMAT

carcass

14

9329

07 Jul 2015, 01:07

Bunuel

48
Experts publish their posts in the topic
View first unread post Attachment(s) Is xy > 0? (1) x - y > -2 (2) x - 2y < -6  

Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep

Baten80

19

19585

01 Apr 2016, 07:30

chetan2u

47
Experts publish their posts in the topic
View first unread post If a does not = 0, is 1/a > a/(b^4 + 3)  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Algebra,  Inequalities,  Source: Manhattan GMAT

rjkaufman21

20

7753

20 Feb 2016, 05:34

Nez

47
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View first unread post Is 1/(x-y) < y - x  

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

rxs0005

20

8097

16 Apr 2016, 10:23

Bunuel

47
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View first unread post Attachment(s) If x = u^2 - v^2, y = 2uv and z = u^2 + v^2, and if x = 11,  

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

vogelleblanc

22

9760

14 Mar 2016, 12:44

Tabur

47
Experts publish their posts in the topic
View first unread post What is the tens digit of the positive integer r?  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: GMAT Prep

udaymathapati

23

11449

07 Apr 2016, 14:38

mrigoel

47
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View first unread post Attachment(s) Is |x| = y - z ? (1) x + y = z (2) x < 0  

Go to page: 1, 2 Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Source: Manhattan GMAT

DenisSh

24

12370

20 Apr 2016, 13:32

bumpbot

47
Experts publish their posts in the topic
View first unread post Attachment(s) The positive integer k has exactly two positive prime factor  

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

gmatnub

17

8183

29 Feb 2016, 10:26

bumpbot

47
Experts publish their posts in the topic
View first unread post If w, x, y, and z are the digits of the four-digit number N,  

Tags: Difficulty: 600-700 Level,  Remainders,  Source: GMAT Pill

gmattokyo

19

6765

06 Jan 2016, 18:36

MathRevolution

47
Experts publish their posts in the topic
View first unread post If 0 < x < 1, is it possible to write x as a terminating dec  

Tags: Difficulty: 700-Level,  Fractions/Ratios/Decimals,  Number Properties,  Source: Manhattan GMAT

Rock750

12

6348

13 May 2015, 15:46

Sneakysam

46
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View first unread post Attachment(s) If x is a positive number less than 10, is z greater than  

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

amitgovin

25

13806

11 Jan 2016, 13:17

BrainLab

46
Experts publish their posts in the topic
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

30

11350

21 Apr 2016, 21:45

abypatra

46
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View first unread post Attachment(s) Of the students who eat in a certain cafeteria, each student  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: GMAT Prep

dimitri92

20

12127

09 Apr 2016, 14:53

mvictor

45
Experts publish their posts in the topic
View first unread post Attachment(s) Lines n and p lie in the xy plane. Is the slope of the line  

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

amansingla4

21

15996

31 May 2013, 03:16

Bunuel

45
Experts publish their posts in the topic
View first unread post If x, y and z are positive integers such that x^4*y^3 = z^2  

Tags: Difficulty: 700-Level,  Number Properties,  Source: e-GMAT

EgmatQuantExpert

18

3548

06 Jan 2016, 21:58

jwam2

44
Experts publish their posts in the topic
View first unread post A person inherited few gold coins from his father. If he  

Tags: Difficulty: 700-Level,  Remainders,  Word Problems

gmihir

8

6043

03 Oct 2015, 16:53

bumpbot

44
Experts publish their posts in the topic
View first unread post What is the hundredths digit of th decimal Z?  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: GMAT Prep

mydreammba

10

17888

19 Jun 2015, 01:26

bumpbot

44
Experts publish their posts in the topic
View first unread post In which quadrant of the coordinate plane does the point  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Coordinate Geometry,  Inequalities

Bunuel

24

12670

20 Feb 2016, 09:47

bumpbot

44
Experts publish their posts in the topic
View first unread post If m and r are two numbers on a number line, what is the  

Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Coordinate Geometry,  Source: GMAT Prep

msunny

17

5560

07 Mar 2016, 12:21

APARNASHAH

44
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View first unread post If y>=0, What is the value of x?  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities,  Source: GMAT Pill,  Source: GMAT Prep

Apex231

25

8856

09 Mar 2016, 09:01

stonecold

43
Experts publish their posts in the topic
View first unread post If u(u+v) <> 0 and u > 0 is 1/(u + v) < 1/u + v ?  

Tags: Difficulty: 700-Level,  Algebra,  Inequalities,  Source: GMAT Prep QP1

PrashantPonde

18

5147

16 Dec 2015, 07:03

Nina1987

43
Experts publish their posts in the topic
View first unread post Attachment(s) On Jane's credit card account, the average daily balance for  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Word Problems,  Source: GMAT Prep

anilnandyala

14

9383

16 Feb 2016, 20:55

bumpbot

43
Experts publish their posts in the topic
View first unread post Attachment(s) What is the perimeter of PQRS ? (1) x = 30 degree  

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

Asifpirlo

36

8514

21 Mar 2016, 19:39

Battleready79x

43
Experts publish their posts in the topic
View first unread post If the average (arithmetic mean) of n consecutive odd  

Tags: Difficulty: 700-Level,  Statistics and Sets Problems,  Source: Official Guide

tonebeeze

15

13512

09 Oct 2015, 05:43

ishaandua

42
Experts publish their posts in the topic
View first unread post Attachment(s) If (x/y)>2, is 3x+2y<18? (1) x-y is less than 2 (2)  

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

Hussain15

23

6376

30 Jun 2015, 09:11

Mo2men

42
Experts publish their posts in the topic
View first unread post Attachment(s) A student has decided to take GMAT and TOEFL examinations  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Statistics and Sets Problems

cyberjadugar

25

7029

04 Jan 2016, 05:20

naeln

42
Experts publish their posts in the topic
View first unread post A box contains 10 light bulbs, fewer than half of which are  

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

udaymathapati

21

9404

13 Dec 2015, 21:22

MathRevolution

42
Experts publish their posts in the topic
View first unread post Attachment(s) In the picture, quadrilateral ABCD is a parallelogram and  

Tags: Difficulty: 700-Level,  Geometry,  Out of Scope - Too Hard

enigma123

9

15205

26 Mar 2015, 06:06

samichange

42
Experts publish their posts in the topic
View first unread post Attachment(s) Is x^2 + y^2 > 100?  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Algebra,  Exponents/Powers,  Source: Veritas Prep

arvindg

40

12615

15 Jan 2016, 02:06

Dashgaurav

41
Experts publish their posts in the topic
View first unread post If a, b and n are positive integers such that n = 3a – b3  

Tags: Difficulty: 700-Level,  Number Properties,  Source: e-GMAT

EgmatQuantExpert

13

4500

24 Sep 2015, 15:14

jitendra31

41
Experts publish their posts in the topic
View first unread post Attachment(s) In the xy coordinate plane, line L and line K intersect at  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Coordinate Geometry

LM

21

7841

02 Jan 2016, 07:01

bumpbot

41
Experts publish their posts in the topic
View first unread post If x and y are positive integers, what is the value of xy?  

Tags: Difficulty: Sub-600 Level,  Divisibility/Multiples/Factors,  Number Properties,  Source: GMAT Prep

ctgmat123

10

18965

16 Mar 2016, 10:20

stonecold

41
Experts publish their posts in the topic
View first unread post The positive integers x, y, and z are such that x is a  

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

amitgovin

20

12333

16 Mar 2016, 05:22

stonecold

41
Experts publish their posts in the topic
View first unread post The average of 5 distinct single digit integers is 5. If  

Tags: Difficulty: 700-Level,  Number Properties,  Source: Princeton Review

qweert

18

7983

15 Dec 2015, 20:53

neha1993

41
Experts publish their posts in the topic
View first unread post Attachment(s) Guests at a recent party ate a total of fifteen hamburgers.  

Tags: Difficulty: 700-Level,  Word Problems,  Source: Manhattan GMAT

kairoshan

17

11849

12 Dec 2015, 04:51

BrainLab

41
Experts publish their posts in the topic
View first unread post If x+y+z > 0, is z > 1 ?  

Tags: Difficulty: 700-Level,  Inequalities,  Source: Official Guide

eddyed911

14

7676

15 Sep 2015, 13:32

bumpbot

41
Experts publish their posts in the topic
View first unread post How many different 5-person teams can be formed from a group  

Tags: Difficulty: Sub-600 Level,  Combinations

gmatJP

13

8881

10 Aug 2015, 10:05

bumpbot

41
Experts publish their posts in the topic
View first unread post Attachment(s) In the figure above, if MNOP is a trapezoid and NOPR is a pa  

Tags: Difficulty: 700-Level,  Geometry,  Source: GMAT Prep EP 1

roygush

12

13114

04 Mar 2016, 15:51

Dondarrion

40
Experts publish their posts in the topic
View first unread post A newer machine, working alone at its constant rate  

Tags: Difficulty: 700-Level,  Work/Rate Problems,  Source: Veritas Prep

gmacforjyoab

18

4609

21 Jan 2016, 04:56

sdsdssdds

40
Experts publish their posts in the topic
View first unread post If xy 0, is x > y? (1) 4x = 3y (2) |y - x| = x - y  

Go to page: 1, 2 Tags: Difficulty: 700-Level,  Absolute Values/Modules,  Inequalities

Economist

21

5562

12 Nov 2015, 09:30

bumpbot

40
Experts publish their posts in the topic
View first unread post If x^2 = y^2, is true that x>0?  

Go to page: 1, 2, 3 Tags: Difficulty: 700-Level,  Inequalities,  Source: GMAT Prep QP1

burnttwinky

45

11673

10 Jan 2016, 06:33

bumpbot

40
Experts publish their posts in the topic
View first unread post Attachment(s) Martha bought several pencils. If each pencil was either a  

Go to page: 1, 2 Tags: Difficulty: Sub-600 Level,  Arithmetic,  Word Problems

Bull78

22

9692

01 Feb 2016, 11:01

Nadiuska

40
Experts publish their posts in the topic
View first unread post Attachment(s) In a certain building, 1/5 of the offices have both a window  

Tags: Difficulty: 700-Level,  Overlapping Sets,  Source: Kaplan

Jp27

7

6753

28 Nov 2015, 03:44

olnata

40
Experts publish their posts in the topic
View first unread post A box contains 10 light bulbs, fewer than half of which are  

Tags: Difficulty: 600-700 Level,  Probability,  Source: GMAT Paper Tests

marcodonzelli

19

18462

04 May 2013, 04:18

Bunuel

40
Experts publish their posts in the topic
View first unread post On a trolley ride around an amusement park, a child traveler  

Tags: Difficulty: 700-Level,  Distance/Rate Problems,  Source: GMAT Prep EP 1

bulletpoint

7

8635

21 Nov 2015, 19:53

DJ1986

40
Experts publish their posts in the topic
View first unread post Attachment(s) Of the students who eat in a certain cafeteria, each student  

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

gregspirited

8

16657

03 Nov 2013, 14:08

Bunuel

39
Experts publish their posts in the topic
View first unread post Attachment(s) Of the 1400 college teachers surveyed, 42% said they consid  

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

burnttwinky

17

10819

18 Apr 2016, 02:41

Nez

39
View first unread post Attachment(s) The point A, B, C, and D are on the number line, not necessa  

Tags: Difficulty: 700-Level,  Geometry,  Source: GMAT Prep

ronybtl

16

14383

08 Sep 2015, 23:47

bumpbot

39
Experts publish their posts in the topic
View first unread post Malik's recipe for 4 servings of a certain dish requires 3/2  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: GMAT Prep

redbeanaddict

15

10877

11 May 2015, 05:02

sukanyar

39
Experts publish their posts in the topic
View first unread post If x and y are positive integers is y odd?  

Tags: Difficulty: 700-Level,  Algebra,  Number Properties,  Source: Manhattan GMAT

devinawilliam83

19

7961

07 Apr 2016, 11:53

bumpbot

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