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159
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View first unread post 150 Hardest and easiest questions for DS  

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Bunuel

4

24567

28 Dec 2016, 08:49

bumpbot

507
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View first unread post DS Question Directory by Topic and Difficulty  

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148605

07 Mar 2012, 07:58

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View first unread post X is older than Y, Z is younger than W and V is older than Y.  

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

excelingmat

1

553

18 Mar 2016, 10:03

rohit8865

2
View first unread post x is one of the numbers: 3 or 6. Is xy equal to 12 ? (1)  

Tags: Arithmetic,  Source: Other - Please specify

nonameee

7

1228

10 Oct 2011, 06:08

liftoff

9
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View first unread post x is positive integer, is (x-1)*(x +1). divisible by 24?  

Tags: Difficulty: 700-Level,  Divisibility/Multiples/Factors

Smita04

4

2709

30 Oct 2016, 08:32

bumpbot

5
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View first unread post x percent of what number is equal to y?  

Tags: Difficulty: 600-700 Level,  Fractions/Ratios/Decimals,  Source: Math Revolution

MathRevolution

5

661

10 Sep 2016, 20:31

MathRevolution

2
View first unread post x^{2} + 3x + c = (x+a)(x+b) for all x, what is the value of  

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rahulms

4

1162

12 Mar 2010, 05:13

gurpreetsingh

28
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View first unread post x^2 + 5y = 49. Is y an integer?  

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

tejal777

22

3935

07 Oct 2016, 06:59

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View first unread post x^2 + y^2 + z^2| < 4, is |x^2 + z^2| < 1 1. |x^2 +  

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hallelujah1234

7

1657

29 Jul 2010, 06:56

aleph777

2
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View first unread post x^3+y^3=?  

Tags: Difficulty: 600-700 Level,  Exponents/Powers,  Source: Math Revolution

MathRevolution

6

399

30 Apr 2016, 01:46

Himanshu9818

19
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View first unread post x^n = x^(n+2) for any integer n. Is it true that x > 0?  

Tags: Difficulty: 700-Level,  Exponents/Powers,  Inequalities,  Source: GMAT Prep

Bunuel

6

1192

10 Jan 2016, 18:16

MathRevolution

2
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View first unread post x^n=x^(n+2) for any integer n. Is it true that x>0?  

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viktorija

2

1436

22 Dec 2014, 14:40

EMPOWERgmatRichC

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View first unread post x-y=?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Algebra,  Source: Math Revolution

MathRevolution

2

383

11 Feb 2016, 22:00

MathRevolution

15
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View first unread post x, q, r are positive integers. x/17 = q and remainder is r.  

Tags: Difficulty: 700-Level,  Remainders

nades09

6

2171

06 May 2015, 21:21

EMPOWERgmatRichC

2
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View first unread post X, Y > 0, If X^3 = Y, is Y a fraction? (1) X^2 is a  

Tags: Difficulty: Sub-600 Level,  Poor Quality

AtifS

7

2091

29 Apr 2014, 00:09

Bunuel

2
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View first unread post X, Y and Z are positive integers, and X+2Y+2Z=13. Z=?  

Tags: Difficulty: 700-Level,  Arithmetic

rajareena

7

2652

19 Sep 2015, 23:48

MathRevolution

1
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View first unread post x, y are non zero integers: Is x^y < y^x  

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prep

3

1444

22 Jul 2014, 03:54

bumpbot

10
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View first unread post x, y are positive integers. Find the number of even factors of 4x^2  

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

EgmatQuantExpert

3

1328

05 Jan 2016, 18:35

mvictor

1
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View first unread post x, y, a, and b are four positive integers. D is the greatest common  

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

Bunuel

4

304

19 Sep 2016, 13:41

ProfX

13
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View first unread post x, y, and z are all distinct positive integers  

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

samichange

4

737

08 Jun 2016, 08:21

gmat_for_life

8
View first unread post x, y, and z are consecutive even numbers. What is the average of x, y,  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems

gamjatang

10

1906

14 Jul 2016, 23:15

LogicGuru1

1
View first unread post x, y, and z are consecutive integers, and x < y < z.  

Tags: Difficulty: Sub-600 Level,  Number Properties

joyseychow

2

1641

26 Jan 2010, 06:22

gurpreetsingh

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View first unread post x, y, and z are consecutive integers, and x < y < z. What is the avera  

Tags: Difficulty: 600-700 Level,  Statistics and Sets Problems,  Source: Manhattan GMAT

Bunuel

3

771

09 Dec 2014, 06:48

arunspanda

6
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View first unread post x, y, and z are consecutive integers, and x < y < z. What is the avera  

Tags: Difficulty: Sub-600 Level,  Number Properties,  Statistics and Sets Problems,  Source: Manhattan GMAT

glender

11

5795

15 Mar 2016, 15:57

bumpbot

29
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View first unread post x/y=5.35 If x and y are positive integers, then what is the  

Tags: Difficulty: 700-Level,  Remainders,  Source: Economist GMAT Tutor

TomB

14

2602

14 Oct 2015, 03:54

Engr2012

6
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View first unread post x+y)/Z>0 is x<0? (1) x<y (2) z<0  

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

Baten80

4

1556

13 Jan 2016, 07:36

Bunuel

3
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View first unread post x+y+z is even, is x*y*z even?  

Tags: Difficulty: 700-Level,  Number Properties

Eden

8

2482

14 Apr 2016, 05:38

bumpbot

2
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View first unread post Attachment(s) x+y=?  

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

MathRevolution

4

397

09 Jun 2016, 19:45

MathRevolution

1
View first unread post x+y=?  

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jellybean23

1

728

02 Oct 2013, 21:51

ankurgupta03

1
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View first unread post x=?  

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MathRevolution

1

152

05 Dec 2016, 00:36

MathRevolution

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View first unread post Attachment(s) x| < 1? 1) |x+1| = 2|x-1| 2) |x-3| does not equal 0  

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fluke

4

1230

02 May 2011, 17:57

VeritasPrepKarishma

5
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View first unread post Xander, Yolanda, and Zelda each have at least one hat. Zelda  

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

kkalyan

9

3907

12 Jan 2016, 03:28

bumpbot

6
View first unread post Y and Z are both positive numbers less than 1 . Is Y > Z  

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fluke

7

2413

05 Dec 2014, 22:48

bumpbot

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View first unread post y is an integer. What is the smallest possible value of y?  

Tags: Difficulty: 600-700 Level,  Absolute Values/Modules,  Inequalities,  Min/Max Problems,  Number Properties,  Source: Economist GMAT Tutor

Bunuel

3

305

13 Nov 2016, 21:37

GMATinsight

6
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View first unread post Yesterday Diana spent a total of 240 minutes attending a  

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mehdiov

5

2699

10 Sep 2016, 12:46

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2
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View first unread post Yesterday it rained in Baronia. Did it rain in Dukia?  

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Bunuel

2

677

21 May 2016, 06:12

babuvgmat

24
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View first unread post Yesterday, an automobile dealership sold exactly 15 vehicles  

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

madhavsrinivas

6

4231

28 Sep 2016, 08:15

syahasa2

3
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View first unread post Yesterday, Nan parked her car at a certain parking garage  

Tags: Difficulty: 600-700 Level,  Word Problems

ywilfred

8

3423

05 Jul 2016, 00:41

bumpbot

1
View first unread post Yesterday's DS Challenge Question - solution here!  

Tags: Algebra

VeritasPrepBrian

3

1151

20 Nov 2010, 18:36

DangerRoss

7
View first unread post Yves can paint a certain fence in 1/2 the time it takes Marcel to pain  

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NoHalfMeasures

5

1286

29 May 2016, 02:07

adiagr

3
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View first unread post Z is a two digit positive integer, Z is equal to 7 times the  

Tags: Difficulty: Sub-600 Level,  Number Properties

Creeper300

16

1999

19 Feb 2017, 11:27

awdxzs

1
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View first unread post Zigfield bought his car using M% of his bank savings. He also bought a  

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Bunuel

3

230

14 Jul 2016, 05:41

Divyadisha

5
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View first unread post ZY<XY<0 is |X-Z| + |x| = |Z|  

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

doc14

14

5243

30 Jan 2014, 21:26

Bunuel

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