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Data Sufficiency

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Value
by Soumita Ghosh »
I chose C Is it correct? What you think? if no then please explain...
1
Last post by Ian Stewart
Sun Feb 10, 2013 3:11 am
Absolute values!!!
by viveksingh222 »
Is sqrt( (x-5)^2) = 5 - x? 1) -x |x| > 0 2) 5 - x > 0 Please...
3
Last post by viveksingh222
Sat Feb 09, 2013 1:16 am
D S For Number Properties.
by gaurav7infy »
x,y, and z are integers, is x even? (1) 1O^x = (4^x)(5^z) (2) 3^(x+5)...
3
Last post by Ian Stewart
Fri Feb 08, 2013 12:16 am
Probability trouble!
by viveksingh222 »
A man is known to speak truth 3 out of 4 times. He throws a die and...
6
Last post by cking6178
Thu Feb 07, 2013 11:24 am
Number Properties
by ela07mjt »
Hi Can someone help with this? If r and s are positive integers, is...
1
Last post by GMATGuruNY
Thu Feb 07, 2013 7:49 am
Number Properties
by ela07mjt »
Need help with this! The positive integer k has exactly two positive...
3
Last post by cking6178
Thu Feb 07, 2013 6:33 am
Problem
by ivonneqf »
Hi guys, help me with this one: Q: How many more men than women are...
2
Last post by Ian Stewart
Thu Feb 07, 2013 5:10 am
GMATAdvanced GMAT Math Question
by freyesinsb »
This is a problem from the readyforGMAT.COM advanced math section. I...
5
Last post by freyesinsb
Wed Feb 06, 2013 2:54 pm
Help!
by sana.noor »
Sam's grocery store sells potatoes only in 5-pound bags and 10-pound...
3
Last post by ceilidh.erickson
Wed Feb 06, 2013 12:05 pm
If n is a positive integer, is the value of b - a at least
by airan »
If n is a positive integer, is the value of b - a at least twice the...
9
Last post by ceilidh.erickson
Wed Feb 06, 2013 11:36 am
Quant Review Guide Data Sufficiency Problem #31
by rdawud »
Problem explained here: ;list=PL42695C98878B2D0C&index=31 Would...
1
Last post by ceilidh.erickson
Wed Feb 06, 2013 8:22 am
If x is a negative number, what is the value of x?
by gmattesttaker2 »
Hello, This is from one of the Practice tests. I was wondering if you...
2
Last post by Brent@GMATPrepNow
Tue Feb 05, 2013 7:16 am
Probability_blue marble
by Soumita Ghosh »
(1) The probability of drawing one blue marble is 6/35 . (2) The...
2
Last post by Soumita Ghosh
Mon Feb 04, 2013 3:17 pm
Inequalities
by psm12se »
Are X and Y both positive? 1. 2X - 2Y = 1 2. X/Y > 1
1
Last post by Brent@GMATPrepNow
Mon Feb 04, 2013 9:07 am
Help me
by sana.noor »
at garcia's market, a certain brand of cocoa is sold in boxes of two...
2
Last post by Brent@GMATPrepNow
Mon Feb 04, 2013 8:43 am
Help
by sana.noor »
If XY is not equal to 0 then x is what fraction of y? a) y is 3/4 of...
2
Last post by Brent@GMATPrepNow
Mon Feb 04, 2013 8:14 am
Cards in deck
by Soumita Ghosh »
The cards in a deck are numbered consecutively from 1 to 20. If some...
5
Last post by Soumita Ghosh
Sun Feb 03, 2013 11:41 am
The population of a city rose at the rate of 10 percent ever
by vinni.k »
The population of a city rose at the rate of 10 percent every year,...
3
Last post by vinni.k
Sun Feb 03, 2013 9:10 am
Frequencies greater than or equal to 22 kHz are inaudible
by varun289 »
Frequencies greater than or equal to 22 kHz are inaudible to the...
29
Last post by bpolley00
Sat Feb 02, 2013 2:52 pm
Challenge#1 (Modulus/Absolute Value)
by aneesh.kg »
Hi people, Here's a tricky problem on modulus. I gave this problem to...
6
Last post by Tommy Wallach
Fri Feb 01, 2013 12:11 pm
Manhattan Inequalities Chapter 12, DS Problem 12
by jr1988 »
I have some doubts about problem 12 on page 18 of the Manhattan Gmat...
3
Last post by jr1988
Thu Jan 31, 2013 7:14 am
Is the inequality .4 < x < .8 true? 400x < 310
by varun289 »
Is the inequality .4 < x < .8 true? 400x < 310 1400x >...
1
Last post by ceilidh.erickson
Wed Jan 30, 2013 12:49 pm
Udane is planning a trip between the cities of Bilbao and
by varun289 »
Udane is planning a trip between the cities of Bilbao and Bayonne,...
1
Last post by Tommy Wallach
Wed Jan 30, 2013 12:23 pm
Absolute value of X
by nisagl750 »
Is |x| = y - z? 1)x+y = z 2)x < 0
5
Last post by nisagl750
Wed Jan 30, 2013 5:32 am
Manhattan Advanced Quant pg 84 #8
by bpolley00 »
If yx cannot equal 0, is 0<Y<1? 1)y< 1/y 2) y=z^2 Can...
6
Last post by GMATGuruNY
Wed Jan 30, 2013 3:34 am
how to practice approach tough statistics / sets problems?
by bluemets »
I've found these problems particularly tricky as it is easy to...
1
Last post by hemanthkumarmn
Tue Jan 29, 2013 11:37 pm
Ratio
by Soumita Ghosh »
If the ratio of brown Cars to Blue cars in a certain parking lot is...
2
Last post by Soumita Ghosh
Tue Jan 29, 2013 5:54 pm
ABSOLUTE VALUES (CONFUSION!!)
by mparakala »
What is the value of y? (1) 3|x^2 - 4| = y - 2 (2) |3...
4
Last post by mparakala
Tue Jan 29, 2013 2:05 pm
Who ate the burgers??
by AIM TO CRACK GMAT »
Guests at a recent party ate a total of fifteen hamburgers. Each...
3
Last post by AIM TO CRACK GMAT
Mon Jan 28, 2013 1:51 am
Cost of article
by anshulseth »
The total cost of producing item X is equal to the sum of item X's...
8
Last post by sebastiandegregorio
Sun Jan 27, 2013 3:28 pm
Picking Up number
by Soumita Ghosh »
Ten years ago, Dorothy deposited a certain amount of money in account...
2
Last post by GMATGuruNY
Sun Jan 27, 2013 4:16 am
even odd
by PAB2706 »
If N is a positive integer and TN is the sum of all the positive...
7
Last post by subhakam
Sat Jan 26, 2013 1:42 pm
What is the maximum number of arrangements in which N stud
by varun289 »
What is the maximum number of arrangements in which N students can be...
3
Last post by hemant_rajput
Sat Jan 26, 2013 10:39 am
Laboratory B
by joannabanana »
Five years ago at Laboratory B, the ratio of doctorate to...
2
Last post by vinni.k
Sat Jan 26, 2013 3:11 am
Real number (OG13, p.288, Q148)
by schao »
Q: Any decimal that has only a finite number of nonzero digits is a...
2
Last post by BTG14
Sat Jan 26, 2013 12:56 am
gmat prep question
by yvonne12 »
how many odd integers are greater than integer X and less than the...
12
Last post by faridjalal
Fri Jan 25, 2013 11:57 pm
Medium Difficulty Exponents/variables
by Jtaylor5353 »
If 3^a4^b = c, what is the value of b? (1) 5^a = 25 (2) c = 36
6
Last post by srisus23
Fri Jan 25, 2013 10:44 pm
65 or older overlapping sets
by szDave »
Are at least 10 percent of the people in Country X who are 65 years...
2
Last post by Anurag@Gurome
Thu Jan 24, 2013 6:31 pm
Probability with balls
by szDave »
Hi all! Each of the 25 balls in a certain box is either red, blue, or...
2
Last post by Anurag@Gurome
Thu Jan 24, 2013 6:18 pm
divisibility
by szDave »
If x and y are integers greater than 1, is x a multiple of y? (1)...
2
Last post by Anurag@Gurome
Thu Jan 24, 2013 6:17 pm
overlap again
by AIM TO CRACK GMAT »
55 people live in an apartment complex with three fitness clubs (A,...
1
Last post by Jim@StratusPrep
Thu Jan 24, 2013 10:17 am
wolves
by AIM TO CRACK GMAT »
Each member of a pack of 55 wolves has either brown or blue eyes and...
1
Last post by Jim@StratusPrep
Thu Jan 24, 2013 10:04 am
which quadrant of the coordinate system does point(a, b)lie
by himu »
If ab ≠ 0, in which quadrant of the coordinate system does...
2
Last post by lunarpower
Thu Jan 24, 2013 2:21 am
Volume of a rectangular solid
by buzzdeepak »
What is the volume of a certain rectangular solid? (1) Two adjacent...
5
Last post by ceilidh.erickson
Wed Jan 23, 2013 8:31 am
Remainder
by szDave »
Hi all! I was just thinking on this problem, and if I pick numbers...
1
Last post by Brent@GMATPrepNow
Wed Jan 23, 2013 7:28 am
Countries sending representatives
by szDave »
I picked the wrong answer, which one is the correct?
2
Last post by cking6178
Wed Jan 23, 2013 5:41 am
Is q > r?
by himu »
Is q > r? (1) qr = 32 (2) q2 > r2 (q square) > (r square)
1
Last post by Brent@GMATPrepNow
Tue Jan 22, 2013 9:35 pm
Percent Question
by psm12se »
The annual rent collected by a corporation from a certain building...
2
Last post by psm12se
Mon Jan 21, 2013 11:25 am
Triangle, exterior angles.
by matteomasciotti »
Hello there, I came across this fairly simple problem on GMAT...
7
Last post by Brent@GMATPrepNow
Mon Jan 21, 2013 10:09 am
Word problem - Distance question
by dtl »
During a 40-mile trip, Marla travelled at an average speed of x miles...
2
Last post by GMATGuruNY
Mon Jan 21, 2013 5:09 am