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Data Sufficiency

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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
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
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
doctors appointment
by nidhis.1408 »
If juan had a doctor's appointment on a certain day, was the...
3
Last post by chufus
Thu Nov 17, 2011 1:26 am
undergraduate students
by nidhis.1408 »
University U has 13,472 undergraduate students, 37.5 percent of whom...
2
Last post by mdavidm_531
Wed Nov 16, 2011 8:26 pm
Integers - DS
by shankar.ashwin »
If p is an integer and m = -p + (-2)^p, is m^3 > 1 1) p is even 2)...
2
Last post by user123321
Wed Nov 16, 2011 12:35 pm
Number of Equations and Variables in DS
by gmatpup »
Hi guys I am hoping someone can clarify this for me. I know that if...
1
Last post by GmatMathPro
Wed Nov 16, 2011 10:35 am
Need help for this DS
by Viren1808 »
If x & y are positive integers, is 4^x(1/3)^y < 1? 1. y = 2x...
4
Last post by zooki
Wed Nov 16, 2011 6:22 am
Data Sufficiency from GMAT Prep
by amit.lohchab »
3
Last post by gb
Tue Nov 15, 2011 7:07 am
DS - Negative number
by karthikpandian19 »
Is p a negative number? (1) p3(1 - p2) < 0 (2) p2 -...
3
Last post by GMATGuruNY
Tue Nov 15, 2011 6:30 am
Slopes DS
by rahulvsd »
Line a is defined by the equation y = mx + 4. Line b is defined the...
5
Last post by gmatdriller
Tue Nov 15, 2011 2:42 am
2
Last post by GMATGuruNY
Mon Nov 14, 2011 5:26 pm
DS - 1 problem
by cardoc »
Is x^2 + y^2 > 6? (1) (x + y)^2 > 6 (2) xy = 2 A. Statement (1)...
3
Last post by vaibhavgupta
Mon Nov 14, 2011 5:07 pm
Troube with Inequality... PLz help...
by Viren1808 »
Q. Is (x+1)/(x-3) < 0 ? (1) -1 < x < 1 (2) x^2 - 4 < 0...
4
Last post by kevincanspain
Mon Nov 14, 2011 7:24 am
dam problem
by rijul007 »
A certain dam regulates the volume of water that flows through its...
5
Last post by bpdulog
Sun Nov 13, 2011 6:08 pm
Veritas prep
by winniethepooh »
In an office that employees 120 people, m% of the employees are male,...
6
Last post by bpdulog
Sun Nov 13, 2011 5:20 pm
Please help guys!
by ashish1354 »
If xyz > 0, is xy∧2z∧3 < 0 ? (1) y < 0 (2) x >...
5
Last post by bpdulog
Sun Nov 13, 2011 5:11 pm
product of two integers
by venmic »
Can the positive integer k be expressed as the product of two...
1
Last post by neelgandham
Sun Nov 13, 2011 1:00 pm
value of y
by nidhis.1408 »
What is the value of y? (1) 3|x^2 - 4| = y - 2 (2) |3...
3
Last post by mankey
Sun Nov 13, 2011 11:28 am
Basic but tricky concept of DS
by sui generis »
I am presenting the problem in the simpler algebraic version so as to...
8
Last post by neelgandham
Sun Nov 13, 2011 11:25 am
Do these lines intersect ?
by tennisstar »
Do lines y = ax^2 + b and y =cx^2 + d cross? A:a = -c B:b>d how to...
8
Last post by mankey
Sun Nov 13, 2011 10:50 am
[Prep][DS][My mistakes] HSPA posts
by HSPA »
If r and s are positive integers, is r/s an integer? 1. Every factor...
5
Last post by vaibhavgupta
Sun Nov 13, 2011 7:18 am
Wording?
by klamation »
Of the 800 sweaters at a certain store, 150 are red. How many of the...
13
Last post by dvinoth86
Sat Nov 12, 2011 10:33 pm
Problem with Data Sufficiency in general
by devnull »
Hi, I have trouble with solving Data Sufficiency questions (getting...
1
Last post by neelgandham
Sat Nov 12, 2011 10:22 am
Tips for Data Sufficency??
by gmatpup »
I am wondering if anyone has any tips they use when looking at Data...
2
Last post by neelgandham
Sat Nov 12, 2011 9:47 am
DS
by magical cook »
What is the remainder when the positive integer n is divided by 3?...
7
Last post by Luke.Doolittle
Sat Nov 12, 2011 7:33 am