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Data Sufficiency

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POSTS
Last post
Measurement of arch
by sanjib »
See the picture in the attachment please. What is the circumference...
1
Last post by El Cucu
Fri Jul 03, 2009 11:42 am
pqrs
by sanjib »
If p,q,r, and s are nonzero numbers, is (p - 1)(q - 2)2(r - 3)3(s -...
1
Last post by ssmiles08
Fri Jul 03, 2009 6:50 am
circular area and points X & Y
by LevelOne »
A certain circular area has its center at point P and has radius 4,...
2
Last post by LevelOne
Fri Jul 03, 2009 6:18 am
y intercept
by shibal »
In xy plane, what is y-intercept of l? a. Slope of l is 3 times the y...
2
Last post by benissleeping
Fri Jul 03, 2009 12:19 am
number properties
by shilpi84 »
If n is a positive integer less than 200 and 5n/42 is an integer,...
3
Last post by sudi760mba
Fri Jul 03, 2009 12:08 am
Number Properties
by jtsgmat »
Does anyone know how to solve this? If P is a set of integers and 3...
11
EXPERT REPLIES
Last post by Ian Stewart
Thu Jul 02, 2009 7:01 pm
Data sufficiency tutorial and practice questions
by prepfortests »
I've just published our new data sufficiency tutorial and a...
4
Last post by yogami
Thu Jul 02, 2009 1:05 pm
OG-10-256
by ash_maverick »
if m>0 and n>0; is (m+x)/(n+x)>m/n 1.m<0 2.x>0 need...
1
Last post by Robinmrtha
Thu Jul 02, 2009 10:18 am
Number Properties
by Xbond »
Hi there, Could you help me to understand the concept and explain the...
6
Last post by Xbond
Thu Jul 02, 2009 3:51 am
xy plane
by shibal »
In the xy plane, at what point does y = (x + a)(x + b) cross the x...
5
Last post by yogami
Thu Jul 02, 2009 12:05 am
Candy bars DS (GPREP)
by aj5105 »
R bought two kinds of candy bars, C and T, that came in packages of 2...
2
Last post by cramya
Wed Jul 01, 2009 8:42 pm
Number properties / Is xy > – 2 ?
by Xbond »
Hi there, Could you help me to understand the concept and explain the...
1
Last post by GMATQuantCoach
Wed Jul 01, 2009 1:55 pm
water
by shibal »
Some water was removed from each of 6 tanks. If standard deviation of...
4
Last post by wetandfire
Wed Jul 01, 2009 12:04 pm
xyz
by shibal »
On the number line, the distance between x and y is greater than the...
4
Last post by wetandfire
Wed Jul 01, 2009 10:28 am
Two-digit numbers
by umaa »
If a and b are two-digit numbers that share the same digits, except...
2
Last post by rahulg83
Wed Jul 01, 2009 3:13 am
OG12 - DS - 128
by JeffB »
A school admin will assign each student in a group of n students to...
3
Last post by JeffB
Wed Jul 01, 2009 3:10 am
Mean Even?
by kanha81 »
For a set X containing n integers, is the mean even? (1) n is even....
4
Last post by rahulg83
Wed Jul 01, 2009 3:05 am
GCF question
by ildude02 »
if the expression #(a, b)# is defined to be the sum of a and b...
6
EXPERT REPLIES
Last post by rahulg83
Wed Jul 01, 2009 2:43 am
OG-10-129-> Explanation is weird
by ash_maverick »
At the beginning of the last month, a stationary store had in stocks...
8
Last post by ash_maverick
Tue Jun 30, 2009 10:36 pm
University
by umaa »
A university awarded grantss in the amount of entire $7,000 or...
1
Last post by tohellandback
Tue Jun 30, 2009 10:12 pm
easy explanation pls
by deltaforce »
p^a * q^b * r^c * s^d = x, where x is a perfect square. If p, q, r,...
7
Last post by tohellandback
Tue Jun 30, 2009 9:57 pm
x a multiple of y
by shibal »
If x and y are integers greater than 1, is x a multiple of y? a. 3y2...
2
Last post by ssmiles08
Tue Jun 30, 2009 7:36 pm
employee
by shibal »
Each employee is either a director or a manager. What % of the...
1
Last post by ssmiles08
Tue Jun 30, 2009 7:30 pm
Coats
by aj5105 »
A store purchases 20 coats that each cost an equal amount and then...
8
Last post by cameronwu
Tue Jun 30, 2009 11:08 am
If 5a = 9b = 15c, what is the value of a + b + c?
by Naruto »
If 5a = 9b = 15c, what is the value of a + b + c? (1) 3c - a = 5c -...
9
Last post by aj5105
Mon Jun 29, 2009 10:38 pm
Gmat Prep 2
by abhinav85 »
Is the average (airthmetic mean) of 5 different postive integers at...
5
Last post by aj5105
Mon Jun 29, 2009 10:09 pm
OG 12, Median problem <Urgent>
by vaishalijain7 »
A certain bookcase has 2 shelves of books. On the upper shelf, the...
3
EXPERT REPLIES
Last post by ssmiles08
Mon Jun 29, 2009 7:33 pm
OG 12 <number list>
by vaishalijain7 »
Are all of the numbers in a certain list of 15 numbers equal? 1. The...
2
EXPERT REPLIES
Last post by Domnu
Mon Jun 29, 2009 6:03 pm
Is the integer k divisible by 4?
by alexdallas »
1) 8k is div. by 16 2) 9k is div. by 12 tks guys. i know the answer...
2
Last post by alexdallas
Mon Jun 29, 2009 5:18 pm
No properties - Modulus
by rahcool4u »
Can anyone explain how to solve the below modulus questions (from...
10
Last post by cramya
Mon Jun 29, 2009 3:38 pm
Two squares overlapped
by Abdulla »
What is the area of the region in which squares ABCD and EFGH...
11
Last post by Abdulla
Mon Jun 29, 2009 1:03 pm
some questions I found at the back of Quant Review help!
by abcdefg »
OG Quant Review p. 153, #59. The perimeter of a rectangular garden is...
5
Last post by El Cucu
Mon Jun 29, 2009 11:59 am
Great Questions! Need help, gmat tomo =(
by houstonrockets16 »
The integers m and p are such that 2 < m < p and m is not a...
2
EXPERT REPLIES
Last post by sanjay_dce
Mon Jun 29, 2009 11:00 am
Is |x|< 1?
by crackgmat007 »
Is &#9168;|x|&#9168;< 1? (1) &#9168;|x + 1|&#9168;...
4
Last post by Morgoth
Mon Jun 29, 2009 5:29 am
GMAT Prep Que - fraction of this year's graduating males?
by rookiez »
Please help me understand this que. OA is C
2
Last post by aj5105
Mon Jun 29, 2009 4:13 am
two day seminar ds
by tj123 »
I didnt see this posted anywhere so here it is: At a two-day seminar,...
2
Last post by electrico
Sun Jun 28, 2009 11:45 pm
DS doubts
by nehakhas1 »
If M a positive integer , then M ^3 has how many digits ? 1) M has 3...
4
Last post by vittalgmat
Sun Jun 28, 2009 10:25 pm
Having major problem with DS
by PolBoy »
Hey people, First post here. I'm having major problems understanding...
2
Last post by aj5105
Sun Jun 28, 2009 10:15 pm
Company X
by crackgmat007 »
The number n of units of its product that Company X is scheduled to...
3
Last post by aj5105
Sun Jun 28, 2009 8:17 pm
DS -KAplan
by iikarthik »
the OA is C pls explain
1
Last post by Morgoth
Sun Jun 28, 2009 12:26 pm
|n| < 4 ??
by rahulg83 »
If n is not equal to 0, is |n| < 4 ? (1) n2 > 16 (2) 1/|n| >...
3
Last post by DanaJ
Sun Jun 28, 2009 8:27 am
ratio
by shibal »
If m, r, x & y are positive, is the ratio of m to r equal to the...
2
Last post by avigmat11
Sun Jun 28, 2009 1:48 am
sale day
by shibal »
During a one day sale, a store sold each sweater for $30 more than...
2
Last post by avigmat11
Sun Jun 28, 2009 1:28 am
Range of the Team!!!
by apoorva.srivastva »
The range of the males in the teams is 14 inches and the range of the...
5
Last post by chintanjadwani
Sat Jun 27, 2009 12:04 pm
ratios + weighted average
by cramya »
At a certain company, the average (arithmetic mean) number of years...
5
EXPERT REPLIES
Last post by California4jx
Sat Jun 27, 2009 9:27 am
IF P is an integer, is p/18 an integer
by doclkk »
IF P is an integer, is p/18 an integer 1. 5P/18 is an integer 2....
1
Last post by rahulg83
Sat Jun 27, 2009 6:31 am
Is x > 5 ?
by apoorva.srivastva »
Is x > 5 ? (1) x^2 > 25 (2) 2x + 7 > 0
4
Last post by cramya
Fri Jun 26, 2009 10:59 pm
kaplan ds test 1 Q20. value of x(square) - 1. OA wrong ?
by raghavsarathy »
Question - What is the value of x(square) - 1 1. Value of x(square) -...
4
Last post by rah_pandey
Fri Jun 26, 2009 10:26 pm
Can You solve this "remainder" question?
by EbrahimHashem »
What is the remainder when integer n is dvided by 10? (1) when n is...
7
EXPERT REPLIES
Last post by cramya
Fri Jun 26, 2009 4:16 pm
GMAT Prep 2 Question
by Nole23 »
For the set of N numbers where N > 1, is the average equal to the...
2
Last post by deltaforce
Fri Jun 26, 2009 3:46 am