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Data Sufficiency

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Please validate
by gmatblood »
Is n divisible by 12? 1. n/6 is an integer. 2. n/4 is an integer....
2
Last post by Tani
Fri Nov 04, 2011 10:05 am
Several different integers
by gmatblood »
A set consists of of several different integers. Is the product of...
4
Last post by rijul007
Fri Nov 04, 2011 10:00 am
Integer K
by gmatblood »
For positive integer k, is the expression (k + 2)(k^2 + 4k + 3)...
3
Last post by vaibhavgupta
Fri Nov 04, 2011 9:15 am
Numbers
by Ajitpal Sian »
If 'n' is a positive integer then what is the possible value of the...
6
Last post by Brent@GMATPrepNow
Fri Nov 04, 2011 5:53 am
Tricky one!!
by gmatblood »
If x and y are integers such that x < y < 0, what is x -...
3
Last post by GMATGuruNY
Fri Nov 04, 2011 4:04 am
LOGIC DS
by gmatblood »
Patrick is cleaning his house in anticipation of the arrival of...
3
Last post by vaibhavgupta
Fri Nov 04, 2011 2:11 am
Interesting question on algebra
by studentps2011 »
What is the value of x2-1? (1) x2-5x = -6 (2) (x2-1)/(x+1) = 1 (x2 is...
6
Last post by vaibhavgupta
Fri Nov 04, 2011 2:04 am
kaplan 800 question
by Ajitpal Sian »
Mr. Oduste owns two kinds of stock shares: r shares of stock x and r...
7
Last post by Ajitpal Sian
Fri Nov 04, 2011 12:44 am
difficult questions
by sukh »
Is the product abcd even? (1)a^2 +b^2 +c^2 + d^2 = 0 (2) a = b = c =...
5
Last post by saketk
Fri Nov 04, 2011 12:28 am
Orange Basket
by gmatblood »
A number of oranges are to be distributed evenly among a number of...
3
Last post by HSPA
Thu Nov 03, 2011 7:44 pm
TOUGH DS
by gmatblood »
If b is prime and the symbol # represents one of the following...
11
Last post by saketk
Thu Nov 03, 2011 10:39 am
A REALly confusing problem!
by cyrwr1 »
Given: f not equal to 1, is f^2/(f-1) > f ? 1) f is not an integer...
12
Last post by gmatblood
Thu Nov 03, 2011 10:12 am
SD Ques
by Tarun Khanna »
Hi in the below ques, the OA is B....Can someone explain what is the...
3
Last post by vaibhavgupta
Thu Nov 03, 2011 7:52 am
Counting integers
by sperez4mba »
how many integers are there between, but not including, integers r...
7
Last post by HSPA
Wed Nov 02, 2011 10:49 pm
Large X/Y
by gmatblood »
If x and y are both integers, which is larger, x^x or y^y? x = y + 1...
1
Last post by GmatMathPro
Wed Nov 02, 2011 7:00 pm
Is x < 20
by gmatblood »
Is x < 20? 1. sum of x and y is < 20 2. y is less than 20
3
Last post by shankar.ashwin
Wed Nov 02, 2011 3:25 pm
Rect coordinate system
by gmatblood »
Rect coordinate system Detailed explanation required, not just IMO!
1
Last post by neelgandham
Wed Nov 02, 2011 2:46 pm
XYZ
by gmatblood »
Please help me with the quickest method!
1
Last post by neelgandham
Wed Nov 02, 2011 2:19 pm
Sum of roots
by gmatblood »
A: x2 + 6x - 40 = 0 B: x2 + kx + j = 0 Which is larger, the sum of...
1
Last post by neelgandham
Wed Nov 02, 2011 2:14 pm
ABCD
by GmatKiss »
Given that A = 3y + 8x, B = 3y - 8x, C = 4y + 6x, and D = 4y - 6x,...
3
Last post by GmatMathPro
Wed Nov 02, 2011 1:50 pm
XY
by gmatblood »
if X-Y>10, is X-Y> X+Y 1:X=8 2: Y=-20
3
Last post by rijul007
Wed Nov 02, 2011 12:21 pm
Bakery DS
by gmatblood »
Bakery DS I chose A!
2
Last post by rijul007
Wed Nov 02, 2011 12:10 pm
Gasoline
by vidhya16 »
When car X pulled into a service station, its gasoline tank was 1/3...
5
Last post by gmatblood
Wed Nov 02, 2011 10:51 am
In the xy-plane, at what two points ...
by qduong »
Please explain. Thank you.
4
Last post by gmatblood
Wed Nov 02, 2011 3:42 am
DS Percent Question
by Strongt »
By what percent did the price of a book increase? 1- The ratio of the...
2
Last post by neelgandham
Wed Nov 02, 2011 2:29 am
Remainder....GmatMathPro, please explain
by studentps2011 »
If X and Y are nonzero integers, what is the remainder when X is...
4
Last post by studentps2011
Tue Nov 01, 2011 4:06 pm
Recent GMAT Questions from the GMATprep CD.
by fbgeoff »
The answer selected on the question is not the correct. Thanks
2
Last post by neelgandham
Tue Nov 01, 2011 3:08 pm
ODD/EVEN Check
by GmatKiss »
If x is not zero, is x^2 + 2x > x^2 + x? 1)x^odd integer >...
3
Last post by neelgandham
Tue Nov 01, 2011 3:05 pm
Odd integers!
by Ahmed MS »
Q: Set S consists of 20 different positive integers. How many of the...
10
Last post by neelgandham
Tue Nov 01, 2011 3:00 pm
1012 GMAT QUESTIONS. If x,y, and z are positive and y% of x.
by paul.malicki »
Hey guys. I stuck on the following question (which I think is wrongly...
4
Last post by neelgandham
Tue Nov 01, 2011 2:39 pm
ROBOTS
by gmatblood »
ROBOTS DS OG-12
2
Last post by neelgandham
Tue Nov 01, 2011 2:24 pm
10th digit of x
by saisree »
What is the value of the tenths digit of number x? (1) The hundredths...
4
Last post by GmatMathPro
Tue Nov 01, 2011 11:27 am
Consecutive Integers Question!
by Strongt »
Is k^2 odd? (1) k-1 is divisible by 2 (2) The sum of k consecutive...
4
Last post by GmatMathPro
Tue Nov 01, 2011 11:17 am
x and y
by gmatblood »
Is x @ y = y @ x, for all real values of x and y? Stmt 1: x @ y = 1/x...
5
Last post by mankey
Tue Nov 01, 2011 10:12 am
Mixture problem
by vishwas.arora »
Milk costs $7 per gallon and water costs $3 per gallon. A mixture...
9
Last post by rishimaharaj
Tue Nov 01, 2011 8:09 am
Is PR=QS
by GmatKiss »
The figure above shows four pieces of tile that have been glued...
8
Last post by vaibhavgupta
Tue Nov 01, 2011 7:02 am
Are x and y both negative numbers
by GmatKiss »
Are x and y both negative numbers? (1) 3x - 3y = 1 (2) x/y < 1
7
Last post by GMATGuruNY
Tue Nov 01, 2011 3:11 am
Is a=b?
by rijul007 »
Is a=b? Statement I: (a+b)(1/a + 1/b) = 9 Statement II: (a-4)^2 -...
4
Last post by GMATGuruNY
Mon Oct 31, 2011 3:16 pm
Managers
by GmatKiss »
If ninety percent of the expected number of managers attended a...
3
Last post by GmatMathPro
Mon Oct 31, 2011 7:27 am
GCF LCM
by GmatKiss »
If the greatest common factor of two integers, m and n, is 56 and the...
5
Last post by GMATGuruNY
Mon Oct 31, 2011 6:44 am
I didn't beat the GMAT, but I sparred with it for a 620!
by Kemmy G »
Hi guys. Just wanted to let you know that I took the GMAT test for...
7
Last post by vaibhavgupta
Mon Oct 31, 2011 5:46 am
Symbols
by gmatblood »
If ☉ denotes a mathematical operation, does x☉y=y☉x...
2
Last post by vaibhavgupta
Mon Oct 31, 2011 5:33 am
discount
by GmatKiss »
On a certain item, a discount of x% on the marked price gives a...
3
Last post by ripulgupta
Mon Oct 31, 2011 1:59 am
Sequence
by GmatKiss »
Does the sequence {a1, a2, a3, ..., an, ...} contain an...
5
Last post by ripulgupta
Mon Oct 31, 2011 1:08 am
Degree and Experience
by GmatKiss »
At a certain company, some of the employees have advanced degrees,...
1
Last post by GmatMathPro
Sun Oct 30, 2011 1:17 pm
DS Question 72 cupcakes must be divided equally...
by unprez »
Hi, need help verifying answer to this question from manhattan cat...
3
Last post by GmatMathPro
Sun Oct 30, 2011 12:55 pm
X and Y
by GmatKiss »
If x and y are non-zero integers and |x| + |y| = 32, what is xy? (1)...
1
Last post by GmatMathPro
Sun Oct 30, 2011 11:54 am
Coffee cart
by georgepaul0071987 »
A coffee cart made $2400 in revenue . If a large cup of coffee costs...
1
Last post by yasha_gmat
Sun Oct 30, 2011 8:54 am
Length of a Longer Piece?
by Ahmed MS »
Q: A wooden rod cut into two pieces. What is the length of the longer...
3
Last post by shankar.ashwin
Sun Oct 30, 2011 3:16 am
GCD.
by lenagmat »
What is the greatest common divisor of a, b, and 3a+23b? 1). a=4 2)....
4
Last post by vaibhavgupta
Sat Oct 29, 2011 10:49 pm