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124
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

56928

07 Mar 2012, 07:58

bb

87
Experts publish their posts in the topic
View first unread post 100 Hardest Data Sufficiency Questions  

Tags: Difficulty: 700-Level

Bunuel

15

22749

02 Sep 2014, 20:59

pannakh

View first unread post If x, y and z are 3 integers, are they consecutive ? 1)  

Tags: 

tzolkin

1

849

14 Mar 2006, 19:06

ywilfred

View first unread post Are k/4, z/3 and r/2 increasing ? 1) 3<z<4 2)  

Tags: 

tzolkin

2

682

24 Sep 2004, 14:34

twixt

View first unread post What is the value of x 1) x^2 = 4x 2) x is an even integer  

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brstorewala

4

897

08 Jul 2005, 09:27

mandy

View first unread post A line intercepts x-axis at "a" and y-axis at "b", where "a"  

Tags: 

brstorewala

14

1256

22 Nov 2004, 05:05

ComplexVision

View first unread post What is the greatest common factor of "a" and "b"? 1) The  

Tags: 

brstorewala

8

823

06 Feb 2004, 23:32

Zhung Gazi

View first unread post C and D are positive integers. If C^D = (1/C)^3D-8, Then C^D  

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vitalstatix

5

1157

29 Jan 2004, 16:26

shubhangi

View first unread post Is x(y + z) > 0? 1) xyz > 0 2) yz > 0  

Tags: 

brstorewala

2

1053

26 Feb 2005, 03:11

christoph

View first unread post What is the remainder when p^2 + p is divided by 2? 1) p  

Tags: 

brstorewala

3

669

30 Nov 2004, 19:37

omar_far

View first unread post Three fair dice were thrown simultaneously. One of the  

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brstorewala

7

1036

19 Mar 2006, 08:41

Angela780

View first unread post Find - , where means an absolute value. (1) =0 (2) =1  

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stolyar

2

2084

20 May 2003, 23:51

stolyar

View first unread post How many solutions does this equation have : Eq = + + - 1)  

Tags: 

tzolkin

15

1605

31 Dec 2004, 04:53

umbdude

View first unread post Find an integer F  

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

stolyar

2

2168

06 Jun 2014, 01:01

WoundedTiger

View first unread post What is the value of x? 1) x^x = 2x 2) = x^2 is modulus  

Tags: 

brstorewala

13

1067

16 Jul 2004, 13:02

lastochka

View first unread post Now let's try this one: Are integers P and Q both multiples  

Tags: 

stolyar

5

1790

29 May 2003, 12:17

skoper

View first unread post If x is an integer, what is the value of x 1) -2(x + 5) <  

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brstorewala

4

797

23 Jun 2005, 17:26

HIMALAYA

View first unread post Is the integer C positive? (1) |C3|=C (2) |C|=C^2  

Tags: 

stolyar

3

772

14 Mar 2006, 19:33

njss750

View first unread post Find P. (1) |P|P||=3 (2) 2|P|=3  

Tags: 

stolyar

8

782

05 May 2006, 03:06

Dilshod

View first unread post Find a nonzero integer Q (1) Q is a prime root of Q^Q=Q^3  

Tags: 

stolyar

9

1240

23 Feb 2008, 08:03

vscid

View first unread post Is a nonzero integer Z prime? (1) |Z|^|Z|=4 (2) |Z^Z|=Z^2  

Tags: 

stolyar

8

1746

22 Mar 2011, 19:50

Onell

View first unread post Find C+|C| (1) |C|=1 (2) C^2=sqrt C  

Tags: Absolute Values/Modules,  Number Properties

stolyar

3

1990

27 Jun 2003, 00:08

stolyar

3
View first unread post Find F/|G|, where F and G are nonzero integers. (1) |F|=|G|  

Tags: 

stolyar

5

2177

22 Mar 2011, 20:02

Onell

View first unread post IF a and b are positive integers, is < 1? 1) b = 2a  

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brstorewala

6

1280

23 Feb 2008, 19:33

vscid

View first unread post Is the product of integers A, B, and C even (1) A*B odd (2)  

Tags: 

stolyar

4

754

11 Jun 2006, 04:55

shahnandan

View first unread post Find integer D. (1) |D|!=|D|!^2 (2) |D|!=|D|!^3  

Tags: 

stolyar

1

564

02 Jun 2006, 21:53

Professor

View first unread post Find integer K (1) K=|K|! (2) K^2=|K| Post a full solution.  

Tags: 

stolyar

4

1570

19 Jun 2003, 21:53

stolyar

View first unread post Is a product of three integers XYZ a prime? (1) X=Y (2) Z=1  

Tags: 

stolyar

5

1173

06 Feb 2007, 11:29

terp26

View first unread post Find an integer R. (1) (|R|)!=1 (2) |R|=R  

Tags: 

stolyar

1

1383

28 Jun 2003, 22:07

stolyar

View first unread post Now many odd integers are between 101 and 502, ends being  

Tags: 

stolyar

1

1360

03 Jul 2003, 04:35

Brainless

View first unread post Is square root of(x-3) square=3 -x? (1) x &#8800; 3 (2)  

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aps_can

5

1490

11 Jul 2003, 09:33

kpadma

View first unread post A, B, and C are nonnegative integers. Find an integer A. (1)  

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stolyar

10

1682

23 Mar 2011, 23:54

IanStewart

View first unread post Last year, the number of months in which natalie went over  

Tags: 

MBA04

11

1493

14 Jul 2003, 05:42

MBA04

View first unread post Find a nonzero integer R. (1) R^3=R^R (2) |R^R|=1  

Tags: 

stolyar

4

1448

20 Mar 2011, 06:47

subhashghosh

View first unread post Find a nonzero integer Z. (1) |Z|^3=3^Z (2) Z^Z=Z^3  

Tags: 

stolyar

2

1110

13 Jul 2003, 21:42

stolyar

1
View first unread post Is x the square of an integer? (1) x = 12k + 6, where k is a  

Tags: 

AkamaiBrah

4

1593

20 Mar 2011, 06:45

Onell

View first unread post If abc is not equal to 0, what is the value of (a^3 + b^3 +  

Tags: 

AkamaiBrah

14

2323

16 Jul 2003, 09:19

AkamaiBrah

View first unread post If X and Y are nonzero integers, what is the remainder when  

Tags: 

AkamaiBrah

8

1445

18 Jul 2003, 17:42

evensflow

View first unread post What is the value of x given that |x - y| = |x - z| (1). y  

Tags: 

AkamaiBrah

7

1325

17 Jul 2003, 10:15

AkamaiBrah

1
View first unread post Is x divisible by 30? (1) X = k*(m^3 - m), where m and k are  

Tags: Number Properties

AkamaiBrah

10

1581

04 Nov 2010, 14:20

IanStewart

View first unread post if a < -1 , is b between 0 and 1? a. -b < -a b. -1  

Tags: 

kpadma

5

944

26 Jan 2004, 08:43

anandnk

View first unread post Is ab<0 ? (1) a=b6 (2) b<0  

Tags: 

stolyar

4

1340

22 Mar 2011, 20:09

Onell

View first unread post x and y are integers. Is x^7<6^y? (1) x^3=125 (2) y^2=36  

Tags: 

stolyar

2

1092

20 Jul 2003, 09:14

toujours28

View first unread post If a and b are positive integers, is a/b = 5/8 ? (1) 1/2  

Tags: 

stolyar

2

1042

20 Jul 2003, 09:10

toujours28

View first unread post A certain shipment of identical cans of soup can be packed  

Tags: 

stolyar

2

1233

21 Jul 2003, 08:41

mciatto

View first unread post (X^3)*(Y^4)=5000. Find Y. (1) X and Y are integers (2) Y>0  

Tags: 

stolyar

4

1107

20 Jul 2003, 08:25

toujours28

View first unread post 1/X+1/Y=36/323. Find X-Y. (1) X and Y are primes (2)  

Tags: 

stolyar

7

1631

23 Jul 2003, 05:29

Konstantin Lynov

View first unread post X, Y, and Z are all nonzero numbers. Find the value of  

Tags: 

stolyar

2

1621

20 Jul 2003, 19:13

RK73

View first unread post a and b are positive numbers. Is a>b? (1) ax>bx (2)  

Tags: 

stolyar

2

1216

20 Jul 2003, 09:04

stolyar

View first unread post A small factory that produces only upholstered chairs and  

Tags: Difficulty: 600-700 Level,  Word Problems

Curly05

3

1975

03 Dec 2013, 11:06

zerosleep

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