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number property
by zooki »
If m is an integer, is m odd? (1) m/2 is not an even integer (2) m-3...
3
Last post by GmatMathPro
Fri Dec 02, 2011 11:56 am
root comparison
by shikh »
A: x2 + 6x - 40 = 0 B: x2 + kx + j = 0 Which is larger, the sum of...
2
Last post by GMATGuruNY
Fri Dec 02, 2011 7:12 am
Princeton : Adaptive test problem
by sohrabkalra »
sqrt(z) > 0 , is sqrt(z) >z ? 1) z>0 2) sqrt(z) < 1...
7
Last post by AbhiJ
Fri Dec 02, 2011 12:48 am
odd/even
by mehrasa »
Is the product abcd even? 1.a^2+b^2+c^2+d^2=0 2. a = b = c = d OA: A...
4
Last post by chieftang
Thu Dec 01, 2011 4:21 pm
Cars
by karthikpandian19 »
How many of the 60 cars sold last month by a certain dealer had...
4
Last post by GMATGuruNY
Thu Dec 01, 2011 12:20 pm
Princeton : Problem 2
by sohrabkalra »
if a certain quadrilateral has four equal angles, what is its area ?...
2
Last post by sohrabkalra
Thu Dec 01, 2011 8:40 am
Percentage Problem?
by DCJ »
Can someone set this up? In a certain city, the ratio of the number...
5
Last post by kumadil2011
Thu Dec 01, 2011 7:31 am
tought inequalities
by mariah »
If x/y >2, is 3x+2y<18? a. x-y is less than 2 b. y-x is less...
3
Last post by shankar.ashwin
Wed Nov 30, 2011 11:54 am
black, blue and gray solid-color socks,
by gmatnmein2010 »
From a drawer containing black, blue and gray solid-color socks,...
4
Last post by meweadl
Wed Nov 30, 2011 12:50 am
The profit from the sale ...
by factor26 »
The profit from the sale of a certain appliance increases, though not...
5
EXPERT REPLIES
Last post by factor26
Tue Nov 29, 2011 5:49 pm
is linear eqn with 2 variables sufficient
by vishal.pathak »
Marta bought several pencils. If each pencil was either 23 cents or...
16
EXPERT REPLIES
Last post by ikaplan
Tue Nov 29, 2011 5:44 pm
Equation Qs
by Strongt »
is xy = -1? 1) x=y 2) y=1 Answer is A and I understand why, but...
5
EXPERT REPLIES
Last post by Ian Stewart
Tue Nov 29, 2011 7:45 am
Trying to get my head around this divisibility question
by ramapra »
This is from the Kaplan Premier 2011 edition page 467 , question 10 ....
5
Last post by ramapra
Tue Nov 29, 2011 1:05 am
Fabio designer fashion store
by dell2 »
Fabio designer fashion store has become so popular that he can raise...
7
Last post by urshohini
Mon Nov 28, 2011 11:02 pm
Remainder problem
by briology »
Would love some help with this problem. I struggle with remainder...
7
Last post by ariz
Mon Nov 28, 2011 12:03 pm
Copper and Brass coins
by neelgandham »
A bag contains 20 copper and 10 brass coins. If 9 of the coins are...
5
Last post by tpr-becky
Mon Nov 28, 2011 11:34 am
region D
by mehrasa »
could you please say why both together are not sufficient> to me...
3
Last post by tpr-becky
Mon Nov 28, 2011 11:05 am
overlaapping Set
by zooki »
How many members of a certain country club play both squash and...
4
Last post by zooki
Mon Nov 28, 2011 10:15 am
OG integer with square root problem
by Redhorsep »
Hi, I have a problem understanding one statement sufficient, please...
3
Last post by knight247
Sat Nov 26, 2011 3:02 pm
DS on triangles
by satishchandra »
Is area of triangle DEF greater than area of triangle ABC ? 1. The...
3
Last post by GmatMathPro
Sat Nov 26, 2011 8:55 am
is 1/k > 0?
by vzzai »
If k is not equal to 0, 1, or -1, is 1/k > 0? (1)1/(k+1)> 0...
3
EXPERT REPLIES
Last post by Ian Stewart
Sat Nov 26, 2011 6:42 am
-2x > 3y, is x negative?
by vzzai »
If -2x > 3y, is x negative? (1) y > 0 (2) 2x + 5y - 20 = 0 1)...
6
Last post by pemdas
Fri Nov 25, 2011 7:09 pm
pigs and cows
by mehrasa »
Of the 60 animals on a certain farm, 2/3 are either cows or pigs. How...
3
EXPERT REPLIES
Last post by Anurag@Gurome
Thu Nov 24, 2011 8:05 pm
DS
by shikh »
Does the decimal equivalent of P/Q, where P and Q are positive...
3
Last post by shikh
Thu Nov 24, 2011 6:20 am
Pumpkin patch
by gmatIntent »
A pumpkin patch contains x pumpkins that weigh 10 pounds each and y...
7
Last post by GMATGuruNY
Thu Nov 24, 2011 4:17 am
Coordinate geometry - intersection points?
by vzzai »
I know that if 2 equations are given we could find the intersection...
4
EXPERT REPLIES
Last post by shekhar.kataria
Wed Nov 23, 2011 11:33 am
value of x*y
by vishal.pathak »
Given that A = 3y + 8x, B = 3y - 8x, C = 4y + 6x, and D = 4y - 6x,...
3
Last post by vishal.pathak
Wed Nov 23, 2011 4:38 am
Students Vs Classrooms
by karthikpandian19 »
A school administrator will assign each student in a group of n...
1
Last post by user123321
Tue Nov 22, 2011 3:12 pm
Annual Rent
by karthikpandian19 »
The annual rent collected by a corporation from a certain building...
3
Last post by GMATGuruNY
Tue Nov 22, 2011 2:51 pm
Inequality with Multiple Variables and Fractions
by beeparoo »
Searched, but could not find this question in the forum... If a >...
13
EXPERT REPLIES
Last post by Ian Stewart
Tue Nov 22, 2011 4:11 am
Hundreds digit of R?
by gmatIntent »
Given that R is positive three-digit integer, what is the hundreds...
5
Last post by gmatIntent
Tue Nov 22, 2011 3:40 am
GCF - DS
by shankar.ashwin »
If the expression #(a,b)# is defined to be the sum of a and b divided...
3
Last post by pemdas
Mon Nov 21, 2011 9:23 pm
vinegar and water
by leonswati »
A certain 4-liter solution of vinegar and water consists of x liters...
4
Last post by Stuart@KaplanGMAT
Mon Nov 21, 2011 3:23 pm
Remainder of P
by vishal.pathak »
What is the remainder when P is divided by 8 if 6 is a factor of P?...
2
Last post by neelgandham
Mon Nov 21, 2011 12:50 pm
sequence
by mariah »
n is an integer greater than or equal to 0. The sequence tn for n...
7
Last post by neelgandham
Mon Nov 21, 2011 8:28 am
Confusing Absolute Value Q
by briology »
Hi All-- I find this absolute problem confusing--it seems nonsensical...
2
Last post by neelgandham
Mon Nov 21, 2011 2:35 am
Probability Question from GMATPrep CAT
by i_have_no_cool_username »
A certain jar contains only b black marbles, w white marbles, and r...
3
Last post by pemdas
Sun Nov 20, 2011 12:24 pm
remainder
by mehrasa »
if m and n are positive integers. is remainder of /3 larger than...
8
Last post by pemdas
Sun Nov 20, 2011 11:53 am
Doubt in Inequality
by seema19 »
1. If x^2 > 1, then what are the limits of that inequality? 2. If...
10
Last post by GMATGuruNY
Sun Nov 20, 2011 5:32 am
divisibility
by mehrasa »
if x is positive integer, is x divided by 2? 1) x^3+x is divisible by...
2
Last post by pemdas
Sun Nov 20, 2011 2:37 am
Quadratic equations in DS problems
by nonameee »
Quadratic equations can have two positive solutions. In DS questions,...
4
Last post by nonameee
Sun Nov 20, 2011 12:50 am
x! + (x + 1) a prime number
by venmic »
If x is a positive integer, is x! + (x + 1) a prime number? (1) x...
4
Last post by shankar.ashwin
Sat Nov 19, 2011 9:05 am
MGMAT Rates DS Question
by iwillsurvive101 »
Mary and Nancy can perform a certain task in m and n hours...
5
Last post by GMATGuruNY
Fri Nov 18, 2011 12:07 pm
Is number equal to 0
by vishal.pathak »
If there are more than two numbers in a certain list, is each of the...
2
Last post by neelgandham
Fri Nov 18, 2011 2:57 am
amount spent
by siddhans »
At the beginning of last month, a stationery store had in stock 250...
9
Last post by pemdas
Thu Nov 17, 2011 7:07 pm
Data Sufficiency question from GMAT Prep
by anks17 »
Of the students who eat in a certain cafeteria, each student either...
3
Last post by anks17
Thu Nov 17, 2011 6:27 pm
Algebra - DS
by shankar.ashwin »
If x^2+5y = 49, is y an integer? 1) 1 < x < 4 2) x^2 is an...
7
Last post by ariz
Thu Nov 17, 2011 2:42 pm
Unsolved problems
by vishal.pathak »
For a certain set of n numbers, where n>1, is the average...
5
Last post by GMATGuruNY
Thu Nov 17, 2011 1:38 pm
Inequality Pbm
by seema19 »
If X + Y + Z > 0, is Z > 1? a) Z > X + Y + 1 b) X + Y + 1...
3
Last post by GMATGuruNY
Thu Nov 17, 2011 2:19 am
Numbers -DS
by shankar.ashwin »
For all integers n, n*=n(n-1). What is the value of x* ? 1) x* = x 2)...
4
Last post by ripulgupta
Thu Nov 17, 2011 2:05 am