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Data Sufficiency

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POSTS
Last post
average 70
by pradeepkaushal9518 »
was 70 the average grade on a class test? 1. on the test,half of the...
3
Last post by pradeepkaushal9518
Tue Jun 22, 2010 6:24 am
terminating decimal
by pradeepkaushal9518 »
any decimal that has only a finite numbers of non zero digits is a...
1
Last post by Rich@VeritasPrep
Tue Jun 22, 2010 6:06 am
Equations
by krishna kumar »
Hi , Could'nt sort this one out. For all integers x and y, the...
3
Last post by GMATSaga
Tue Jun 22, 2010 12:07 am
From 198 700+ standard problems doc
by ayankm »
91) If z^n = 1, what is value of z? a. n is a nonzero integer b. z...
11
Last post by Patrick_GMATFix
Mon Jun 21, 2010 1:03 pm
each employee of company z...
by kartheekchoudhary »
ANS: D
4
Last post by kevincanspain
Mon Jun 21, 2010 12:52 am
Mathematics class!
by gmat_perfect »
If each of the students in a certain mathematics class is either a...
6
Last post by aks16189
Sun Jun 20, 2010 11:12 pm
Jason's salary
by ssuarezo »
Please, another one. thx Silvia
4
EXPERT REPLIES
Last post by aks16189
Sun Jun 20, 2010 10:13 pm
simple one
by allfta »
IF X^2+Y^2=1, is X+Y=1? (1) Xy =0 (2) Y = 0 Im not sure about...
4
Last post by aagar2003
Sun Jun 20, 2010 7:59 pm
Value of X? Data Sufficiency
by gmat1011 »
If a data sufficiency Q asks: What is the value of integer x? and one...
4
Last post by Erfun_GMATCompass
Sun Jun 20, 2010 5:55 pm
Average + Median
by carllecat »
The sum of the integers in list S is the same as the sum of the...
12
Last post by aagar2003
Sun Jun 20, 2010 4:08 pm
At a two-day seminar
by ssuarezo »
Please, check this out: Thanks Silvia
4
Last post by ssuarezo
Sun Jun 20, 2010 2:01 pm
In the figure shown
by ssuarezo »
Please, take a look at this. thnks Silvia
4
Last post by ssuarezo
Sun Jun 20, 2010 1:25 pm
Integers
by moneyman »
if the integers a and n are greater than iand the product of the...
3
EXPERT REPLIES
Last post by deepakdewani
Sun Jun 20, 2010 10:14 am
DS
by real2008 »
is x^2 + y^2 > 100? 1) 2xy < 100 2) (x+y)^2 > 200 Does...
3
Last post by mj78ind
Sun Jun 20, 2010 6:57 am
absolute value confusion
by gmatmillenium »
Source - GMATPrep Q. Is Absolute value x = y - z? 1. x+y=z 2. x<0...
2
Last post by gmatmillenium
Sun Jun 20, 2010 6:09 am
Properties of numbers
by EdWood »
Q) from OG 12th edition , DS Q# 98. Seven different numbers are...
6
Last post by Patrick_GMATFix
Sun Jun 20, 2010 3:48 am
Any thoughts!
by ssgmatter »
If xyz  0 , is x(y  z)  0? (1) | y  z...
1
Last post by real2008
Sat Jun 19, 2010 11:36 pm
Interger question
by dongkim2 »
If x and y are intergers, what is the value of xy? (1) 5^x=11^y (2)...
6
Last post by Rich@VeritasPrep
Sat Jun 19, 2010 5:19 am
inequality question
by krishna kumar »
Hi, wasn't able to solve this. Is x > 5 ? (1) x^2 > 25 (2) 2x +...
4
Last post by blaster
Sat Jun 19, 2010 2:32 am
Inequality ques???
by pardeep_10sharma »
If x and y are integers and x > 0, is y > 0? (1) 7x - 2y...
5
Last post by blaster
Sat Jun 19, 2010 1:09 am
HELP! The book is definitely wrong on this one.
by thaipq5290 »
Q: If x>0, is x>y (1) 5x-4y=3 (2) 4y-5x=3 OA is C But for me:...
2
Last post by blaster
Sat Jun 19, 2010 1:04 am
probability DS...
by singhpreet1 »
In a group of 30 students, 8 are enrolled in an English class and 16...
5
Last post by Stuart@KaplanGMAT
Fri Jun 18, 2010 8:20 pm
Jackfruits and pumpkins
by sanju09 »
Jackfruits and pumpkins are the only items on sale in a veggie store....
16
Last post by Stuart@KaplanGMAT
Fri Jun 18, 2010 9:33 am
median v/s mean ques??
by pardeep_10sharma »
Lists S and T consist of the same number of positive integers. Is the...
2
Last post by jube
Fri Jun 18, 2010 8:05 am
GMAT Prep Question - Inequality
by dongkim2 »
M + Z > 0? (1) M - 3Z > 0 (2) 4Z - M > 0 OA: C Since I...
4
Last post by jube
Fri Jun 18, 2010 6:43 am
Complex absolute value question
by MBANowOrNever »
Is I x - y I > I x I - I y I? 1) y < x 2) xy < 0
5
Last post by mj78ind
Fri Jun 18, 2010 6:34 am
Fraction Integer, fraction integer???
by mj78ind »
Is x an integer? 1. 6x is a fraction 2. 7x is an integer So am a bit...
3
Last post by Testluv
Thu Jun 17, 2010 5:56 pm
Two Slope Questions
by dongkim2 »
Line k passes through point (n, -1). Is slope of K positive? (1) k...
6
Last post by Testluv
Thu Jun 17, 2010 5:53 pm
On Jane's credit card
by ssuarezo »
Please, one more. Silvia
3
Last post by Rich@VeritasPrep
Thu Jun 17, 2010 3:23 pm
Integers, Integers
by nysnowboard »
If m > n, then is mn divisible by 3? (1) The remainder when m + n...
3
Last post by nysnowboard
Thu Jun 17, 2010 12:54 pm
Three digit number
by ssgmatter »
A child selected a three-digit number, XYZ, where X, Y and Z denote...
9
Last post by jube
Thu Jun 17, 2010 8:41 am
PR
by f2001290 »
Please explain this ..
12
Last post by kvcpk
Wed Jun 16, 2010 8:37 am
Inequalities
by krishna kumar »
Hi, I have this problem from the Sets -(set 28 problem 5) Is |x|<...
4
Last post by kvcpk
Tue Jun 15, 2010 8:35 pm
DS from GMAT prep test
by gmatmillenium »
A certain list consists of several different integers. Is the product...
8
Last post by Testluv
Tue Jun 15, 2010 1:22 pm
Help needed with Remainder Question
by SM2010 »
Hi. Can someone please show me how to do the following question: If r...
3
Last post by SM2010
Tue Jun 15, 2010 7:23 am
DS
by allfta »
Thank you for all! If # represents one of the operations +,-,and x,...
5
EXPERT REPLIES
Last post by allfta
Tue Jun 15, 2010 5:37 am
Percentage
by vishalranka »
A retailer purchase a television set for x percent less than its list...
2
Last post by kvcpk
Tue Jun 15, 2010 12:42 am
base salary + commission.
by gmat_perfect »
Each week Connie receives a base salary of $500, plus a 20 percent...
4
Last post by Testluv
Tue Jun 15, 2010 12:12 am
Toughie anybody
by ssgmatter »
A and B are in a line to purchase tickets. How many people are in the...
10
Last post by Testluv
Mon Jun 14, 2010 11:18 pm
Triangle trouble
by mj78ind »
What is the height of triangle ABC? 1. BC is the base and the sum of...
6
EXPERT REPLIES
Last post by mj78ind
Mon Jun 14, 2010 7:05 pm
Hundredth Digit
by alexi_laiho »
f digit h is the hundredths' digit in the decimal d = 0.2h6, what is...
13
Last post by GMATGuruNY
Mon Jun 14, 2010 3:22 am
Cereal!
by gmat_perfect »
A family-size box of cereal contains more cereal and costs more than...
2
Last post by gmat_perfect
Mon Jun 14, 2010 1:57 am
percentage quistion
by ankurmit »
In 1966 the operative morality rate in country was 8.1%. By 1974 it...
3
Last post by albatross86
Sun Jun 13, 2010 10:47 pm
Nova math question
by hmboy17 »
23. S is a set of integers such that I) If x is in S, then -x...
1
Last post by albatross86
Sun Jun 13, 2010 10:00 pm
DS Q4
by Inspired »
23) A person buys a share for $ 50 and sells it for $ 52 after a...
5
Last post by ohwell
Sun Jun 13, 2010 7:24 pm
Numbers
by govind_raj_76 »
Is (p^2qr^3s + p^2qrs^3) / p^2qrs divisible by 8 a) Each of p,q,r,s,...
1
Last post by Stuart@KaplanGMAT
Sun Jun 13, 2010 7:02 pm
Need a thorough explanation for this toughie
by ssgmatter »
A saleswoman's monthly income has two components, a fixed...
2
Last post by Stuart@KaplanGMAT
Sun Jun 13, 2010 6:42 pm
Integer constraints with inequalities question
by JGoode »
This problem is from MGMAT's equations book. I'd be v.grateful if...
7
Last post by JGoode
Sun Jun 13, 2010 4:29 am
GMATPrep-- Is x^4 + y^4 > z^4?
by rabab »
I searched through the site. But none of the answers seemed...
8
EXPERT REPLIES
Last post by mmslf75
Sun Jun 13, 2010 3:50 am
Rectangle DS
by italian7745 »
If the diagonals of rectangle ABCD ( AB>BC ) cross at point E,...
1
EXPERT REPLIES
Last post by Rahul@gurome
Sun Jun 13, 2010 1:08 am