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Data Sufficiency

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multipe of 15
by ST »
is the integer n a multip eof 15? 1) n is a multiple of 20 2) n+6 is...
6
Last post by gmt123
Sun May 17, 2009 8:31 am
school has 60 students
by iikarthik »
A school has 60 students, each of whom studies either Cantonese or...
2
Last post by aj5105
Sun May 17, 2009 7:47 am
is x - y > x + y?
by bharatv »
Hi, I got this in GMAT prep2 If x - y > 10, is x - y > x + y?...
2
Last post by aj5105
Sun May 17, 2009 7:29 am
Birthday party
by pepeprepa »
Recently Mary gave a birthday party for her daughter at which she...
13
Last post by skvignesh
Sun May 17, 2009 7:25 am
GMAT Prep
by TGE »
Hello all, Need help with understanding how to solve the following...
2
Last post by TGE
Sun May 17, 2009 6:13 am
gp
by abhinav85 »
knk
2
Last post by ontopofit
Sun May 17, 2009 2:57 am
Flower bed
by shibal »
A flower bed is made by a semicircle and a rectanglew. If arc QR is a...
1
Last post by gauravgundal
Sat May 16, 2009 9:08 pm
xy plane
by shibal »
in the xy plane, is point(2,-3) on line l? (1) Point (-2,3) is on...
1
Last post by aj5105
Sat May 16, 2009 7:52 pm
Number of pages on a term paper
by redmark »
If the pages of a term paper were numbered consecutively, with the...
2
Last post by PAB2706
Sat May 16, 2009 6:34 pm
dont understand this.
by PAB2706 »
What is the value of the tenths digit of number x? (1) The hundredths...
3
Last post by PAB2706
Sat May 16, 2009 6:20 pm
0.t5
by shibal »
If r is represented by the decimal 0.t5, what is the digit ? (1)...
1
Last post by cramya
Sat May 16, 2009 1:45 pm
4x=5y=10z
by shibal »
If 4x=5y=10z, what is the value of x+y+z (1) x-y = 6 (2) y+z = 36 OA:...
1
Last post by ssmiles08
Sat May 16, 2009 1:13 pm
election
by ST »
In a certain election, 240 men and 280 women voted for the winning...
1
Last post by ousek
Sat May 16, 2009 12:44 pm
Interpretation of question
by svishal1123 »
I have a doubt on the interpretation of the question. Here is a...
2
Last post by svishal1123
Sat May 16, 2009 10:47 am
Data Sufficiency Format Question
by sk1698 »
Hi, i have a technical question (i'm sorry if this has already been...
1
Last post by Ian Stewart
Sat May 16, 2009 10:37 am
Train Problem
by redmark »
At 12:00 noon two trains pulled out of stations that were 350 miles...
2
Last post by redmark
Sat May 16, 2009 10:19 am
wat's da catch
by sanju09 »
Is a b positive? 1. (a + b)^2 < (a - b)^2. 2. a = b. IMO A
3
Last post by iamcste
Sat May 16, 2009 6:57 am
which is greater, b or c?
by farooq »
Q: If ab<ac; which is greater, b or c? Statement 1: a<0...
1
Last post by ssmiles08
Sat May 16, 2009 6:01 am
DS
by ketkoag »
$10,000 is deposited in a certain account that pays r percent annual...
3
Last post by ketkoag
Sat May 16, 2009 2:23 am
Cost of computer
by crackgmat007 »
Leo can buy a certain computer for p1 dollars in State A, where the...
2
Last post by crackgmat007
Fri May 15, 2009 10:52 pm
GMAT Prep Exponents
by moneyman »
Is x^4+y^4 > z^4 ? (1) x^2+y^2 > z^2 (2) x+y > z Ans E This...
3
Last post by francopiccolo
Fri May 15, 2009 9:43 pm
commitee
by ST »
one member of committee of 5 men and 8 women resigned and was not...
2
Last post by aj5105
Fri May 15, 2009 7:51 pm
is ab positive?
by ST »
If b is positive. Is ab positive? 1. a^2 * b > 0 2. a^2 + b = 13...
1
Last post by aj5105
Fri May 15, 2009 7:46 pm
n and s
by ST »
if n and s are each 2 digit positive integers. Is n greated then S?...
2
Last post by aj5105
Fri May 15, 2009 7:39 pm
n divisible by 6?
by crackgmat007 »
If n and k are positive integers, is n divisible by 6? (1) n = k(k +...
4
Last post by iamcste
Fri May 15, 2009 1:46 pm
ratio of average
by success1111 »
What is the ratio of the average (arithmetic mean) height of students...
9
Last post by mikeCoolBoy
Fri May 15, 2009 11:31 am
Age problem
by oks »
The sum of the ages of 22 boys and 24 girls is 160.What is the sum of...
3
Last post by PAB2706
Fri May 15, 2009 8:46 am
DS Problem...
by ramonsa »
Can someone help me with this problem? If * represents one of the...
8
Last post by PAB2706
Fri May 15, 2009 6:37 am
value of p
by PAB2706 »
What is the value of p 1) p=4q 2) q=4p
2
Last post by aj5105
Fri May 15, 2009 4:27 am
Fruit bowl
by PAB2706 »
When one piece of fruit is taken randomly from a fruit bowl, what is...
1
Last post by bluementor
Fri May 15, 2009 3:40 am
standard deviation
by success1111 »
A scientist recorded the number of eggs in each of 10 birds’ nests....
3
Last post by aj5105
Fri May 15, 2009 3:04 am
Value of n?
by crackgmat007 »
If n is an integer and 100 < n <200, what is the value of n?...
6
Last post by farooq
Fri May 15, 2009 2:58 am
mysterious intercepts
by sanju09 »
Two lines L1 and L2 meet at point (5, 6), is slope of L1 > slope...
2
Last post by sanju09
Fri May 15, 2009 2:44 am
AM doubt
by rahul26 »
The average (arithmetic mean) of a list of numbers is what percent of...
2
Last post by aj5105
Thu May 14, 2009 10:04 pm
analyze the ques please
by ketkoag »
In 1997 there were 300 female employees at Company C. If the number...
2
Last post by DanaJ
Thu May 14, 2009 12:53 pm
Is x^2 + y^2 > 6?
by crackgmat007 »
Is x^2 + y^2 > 6? (1) (x + y)^2 > 6 (2) xy = 2 IMO C, how is it...
3
Last post by abhinav85
Thu May 14, 2009 9:56 am
not necessarily in that order
by sanju09 »
The point A, B, C, and D are on the number line, not necessarily in...
3
Last post by shargaur
Thu May 14, 2009 8:09 am
DS with Integer
by anwarma »
If N and P are integer, is P > 0? 1) N +1 > 0 2) NP > 0...
4
Last post by Rodrigo
Thu May 14, 2009 4:36 am
Interesting Problem
by barroblock »
Is x * y^2 * z^3 > 0? 1) xy>0 2) xz>0 What do you think is...
6
Last post by sanju09
Thu May 14, 2009 2:09 am
Value of b?
by crackgmat007 »
In the xy-plane, the line with equation ax + by + c = 0, where abc...
2
Last post by aj5105
Thu May 14, 2009 12:19 am
Is x^2/x < 1?
by crackgmat007 »
If x &#8800; 0, is x^2/x < 1? (1) x < 1 (2) x >...
2
Last post by scoobydooby
Thu May 14, 2009 12:05 am
Annual rent
by crackgmat007 »
The annual rent collected by a corporation from a certain building...
1
Last post by aj5105
Wed May 13, 2009 10:53 pm
Copying machines
by crackgmat007 »
6:If two copying machines work simultaneously at their respective...
1
Last post by aj5105
Wed May 13, 2009 9:53 pm
DS - numbers
by oks »
If X3Y = 24, what is the value of (X3Y3 - X2Y2)? (1) X2Y2 = 36. (2)...
1
Last post by DeepakR
Wed May 13, 2009 5:40 pm
Service error rate
by California4jx »
there are several questions still unanswered on the following thread:...
3
Last post by rs2010
Wed May 13, 2009 12:52 pm
DS - please explain
by calpol »
A, B, and P are positive integers, is P a product of 2 consecutive...
2
Last post by mike22629
Wed May 13, 2009 10:44 am
hyperbola , parabola and circle
by sanjib »
How ti identify hyperbola and parabola equation just by watching it....
0
Last post by sanjib
Wed May 13, 2009 9:55 am
X as integer
by success1111 »
If X and Y are integer,is x/y < 0 1) y/x <0 2) x^2 > y^2
4
Last post by criszerriny
Wed May 13, 2009 9:28 am
Is 100 in K?
by Sunshine85 »
Q) K is a set of integers such that if the integer r is in K, then r...
7
Last post by criszerriny
Wed May 13, 2009 9:26 am
demographic study
by success1111 »
In a demographic study, the population and total income of a certain...
1
Last post by anksgupta
Wed May 13, 2009 9:01 am