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# Data Sufficiency (DS)

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286
ER
 150 Hardest and easiest questions for DS   Tags:
Bunuel

9

38398

24 Aug 2017, 21:58

645
ER
 DS Question Directory by Topic and Difficulty   Tags: Coordinate Geometry
bb

0

182712

07 Mar 2012, 08:58

Topics

ER
 If n is an integer, is n even? (1) n^2-1 is an odd integer
sundarc

15

2578

11 Jun 2010, 22:46

ER
 What is the value of p^3 + 2p ? (1) p^2 5p + 4 = 0. (2) The   Tags: Poor Quality
hardnstrong

3

1528

11 Jun 2010, 21:47

ER
 If a and b are consecutive negative integers, is a less than
shekar123

3

2289

09 Jun 2010, 04:51

ER
 The three integers X, Y, and Z. Is their product XYZ = zero   Tags: Poor Quality
stolyar

15

2661

03 Jun 2010, 13:43

 If TheSituation's average score for three games of pinball
TheSituation

5

1555

23 May 2010, 14:29

19
 If it took Carlos 1/2 hour to cycle from his house to the   Go to page: 1, 2 Tags: Difficulty: 700-Level,  Arithmetic,  Distance/Rate Problems
sokoletu

39

12622

20 Apr 2010, 13:34

5
ER
 If (243)^x(463)^y = n, where x and y are positive integers,
rohitgoel15

8

3522

09 Apr 2010, 23:22

1
 If x is a positive integer, what is the hundreds digit of
TheSituation

3

1984

09 Apr 2010, 19:57

 A cake recipe uses a constant ratio of 2 teaspoons vanilla
apoorvasrivastva

2

2370

05 Apr 2010, 17:45

1
 What is the value of X? 1) X is a mode of 2) X is neither
BarneyStinson

3

1767

14 Mar 2010, 22:54

 If x, y, and z are positive integers, then what is the value of the mo
jeeteshsingh

2

2155

11 Mar 2010, 16:15

 In the xy-plane, line k passes through the point (1, 1) and line m
gmatjon

5

2004

15 Feb 2010, 05:36

2
 3^(-(x + y))/3^(-(x - y)) =
rahulms

8

1767

24 Jan 2010, 19:11

 If x and y are integers, is the product xy odd?
amirdubai1982

7

1960

16 Jan 2010, 19:59

 A coal company can choose to transport coal to one of its
shahnandan

7

2123

11 Jan 2010, 07:31

 What is the value of n?
vageesh

2

1670

11 Jan 2010, 07:00

 A fishpole is to be encased in a rectangular box with a square base.
mosquitojoyride

6

1632

05 Jan 2010, 13:46

3
 Given that a>1 and b>1. Is (a^x)(b^y)<1? (1)
yezz

1

1472

15 Aug 2009, 23:58

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