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Data Sufficiency

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Contradictory Statements?
by maestro96 »
Can two statements for data sufficiency questions provide...
2
Last post by Brent@GMATPrepNow
Sun Aug 05, 2012 7:20 am
how do i solve this?
by grandh01 »
If y = 2^x+1, what is the value of y - x? (1) 2^2x+2 = 64 (2)...
2
Last post by Anurag@Gurome
Sat Aug 04, 2012 9:14 pm
x cannot =0
by grandh01 »
If x≠0, what is the value of (x^p/x^q)^4 (1) p = q (2) x = 3...
2
Last post by Anurag@Gurome
Sat Aug 04, 2012 9:10 pm
Total cost-DS
by parulmahajan89 »
The total cost of producing item X is equal to the sum of item X's...
3
Last post by Anurag@Gurome
Sat Aug 04, 2012 9:06 pm
place value of numbers
by topspin360 »
any way to solve this problems using place value of numbers (100A +...
2
Last post by Anurag@Gurome
Sat Aug 04, 2012 8:57 pm
absolute values...
by topspin360 »
For the problem below, why isn't the answer A? for |x+10| = 2x + 8,...
3
Last post by topspin360
Sat Aug 04, 2012 8:25 pm
y = to?
by grandh01 »
If x ≠ 1, is y equal to x + 1? (1) y-2/x-1=1 (2) y^2 = (x + 1)^2
3
Last post by eagleeye
Sat Aug 04, 2012 6:38 pm
sets
by AJWILL »
In a certain locality, 25% of the residents read newspaper A and 20...
1
Last post by eagleeye
Sat Aug 04, 2012 1:00 pm
Is M+Z>0? (GMAT PREP 1)
by alex.gellatly »
Is M+Z>0? 1. m-3z>0 2. 4Z-M>0 Thanks
2
Last post by Brent@GMATPrepNow
Sat Aug 04, 2012 7:30 am
French and Japanese (GMAT PREP 1)
by alex.gellatly »
At least 100 students at a certain high school study Japanese. If 4...
3
Last post by GmatMathPro
Sat Aug 04, 2012 6:10 am
picnic icecream DS
by sachindia »
At a certain picnic, each of the guests was served either a single...
3
Last post by Anurag@Gurome
Sat Aug 04, 2012 3:50 am
Are x and y both positive?
by alex.gellatly »
Are x and y both positive? See attachment. Thanks!
2
Last post by GMATGuruNY
Sat Aug 04, 2012 3:29 am
What is the value of x (GMAT PREP 1)q
by alex.gellatly »
In the figure attached, what is the value of x? 1. The length of line...
2
Last post by GMATGuruNY
Sat Aug 04, 2012 3:24 am
annual salary of the 3 people (GMAT PREP 1)
by alex.gellatly »
In a certain year, the difference between Mary's and Jim's annual...
1
Last post by niketdoshi123
Sat Aug 04, 2012 3:22 am
the y-intercept of l (GMAT PREP 1)
by alex.gellatly »
In the xy-plane, what is the y-intercept of line l? (See attachment)...
1
Last post by Anurag@Gurome
Sat Aug 04, 2012 3:14 am
OG 12 DS 79
by sachindia »
Leo can buy a certain computer for p1 dollars in State A, where the...
3
Last post by sachindia
Sat Aug 04, 2012 2:34 am
OG 13- DS- Q139
by Suz »
What is the median number of employees assigned per project for the...
3
Last post by Anurag@Gurome
Fri Aug 03, 2012 8:26 pm
Mean Median problem
by gmattesttaker2 »
Hello, Can you please assist here: S = {1,2,5,7,x} If x is a positive...
4
Last post by gmattesttaker2
Fri Aug 03, 2012 7:46 pm
how do i solve this
by grandh01 »
20. How many miles long is the route from Houghton to Callahan? (1)...
2
Last post by [email protected]
Fri Aug 03, 2012 7:36 pm
Question on DS
by MI3 »
Q: What fraction of this year's graduation students at a certain...
5
Last post by bubbliiiiiiii
Fri Aug 03, 2012 6:13 am
DS question
by confuse mind »
In the attached question, we do not not know MP and NP are...
1
Last post by Anurag@Gurome
Fri Aug 03, 2012 4:37 am
is [x] =0 ? (OG13)
by alex.gellatly »
If denotes the least integer greater than or equal to x, is =0 ? (1)...
2
Last post by vk_vinayak
Fri Aug 03, 2012 4:00 am
is rx<0 (OG13)
by alex.gellatly »
If r and s are the roots of the equation x2+ bx + c = 0,where b and c...
2
Last post by GMATGuruNY
Fri Aug 03, 2012 3:22 am
What is the standard deviation of list M? (OG13)
by alex.gellatly »
4, 6, 8, 10, 12, 14, 16, 18, 20, 22 List M(not shown) consists of 8...
1
Last post by GMATGuruNY
Fri Aug 03, 2012 3:11 am
A certain high school (OG13)
by alex.gellatly »
A certain high school with a total enrollment of 900 students held a...
1
Last post by Anurag@Gurome
Thu Aug 02, 2012 9:59 pm
how do i solve this
by grandh01 »
15. If x≠0, is |x| <1? (1) x2<1 (2) |x| <1/x thanks in...
5
Last post by alex.gellatly
Thu Aug 02, 2012 9:55 pm
confused
by grandh01 »
25. If n is an integer, is n/15 an integer? (1)3n/15 is an integer....
3
Last post by Anurag@Gurome
Thu Aug 02, 2012 9:34 pm
DS HELP nutcrackers
by manihar.sidharth »
At a holiday store, the average price of the German nutcrackers is...
2
Last post by niketdoshi123
Thu Aug 02, 2012 9:24 am
DS rent from a corporation
by cceci »
Dear all struggling with GMAT, in the 12th edition of the review book...
2
Last post by GMATGuruNY
Thu Aug 02, 2012 2:40 am
DS Question1
by anshulagarwal12 »
What is the median number of employees assigned per projects at...
3
Last post by alex.gellatly
Wed Aug 01, 2012 8:24 pm
is 0 <n<1 ?
by kashishh »
St.1.) n^2 < n St.2.) n^3>0 Please tell how to solve this DS...
3
Last post by willrc
Wed Aug 01, 2012 4:03 am
MOD+Inequality
by kalpita123 »
I am able to solve the below problem using number plugging...
5
Last post by eagleeye
Tue Jul 31, 2012 5:25 pm
Knewton Data Sufficiency Challenge
by Jessie@Knewton »
Tamir deposits $100,000 in a basic savings account that yields b%...
9
Last post by Jessie@Knewton
Tue Jul 31, 2012 8:24 am
Problem in the Problem
by smagish »
If x, y, and k are positive numbers such that (x)10/(x+y) +...
3
Last post by sanrisenew
Tue Jul 31, 2012 2:39 am
Aquarium
by rockeyb »
A rectangular aquarium provides 36 sq cm of water surface area per...
3
Last post by KapTeacherEli
Mon Jul 30, 2012 8:37 pm
Rates & Work problem
by gmattesttaker2 »
Hello, Can you please help with this problem? Mary and Nancy can each...
2
Last post by GMATGuruNY
Mon Jul 30, 2012 4:04 am
Equal to 60?
by alex.gellatly »
Is the measure of one of the interior angles of quadrilateral ABCD...
3
Last post by Anurag@Gurome
Sun Jul 29, 2012 9:55 pm
Rates and Work problem
by gmattesttaker2 »
Hello, Can you please assist here: Al and Barb shared the driving on...
4
Last post by gmattesttaker2
Sun Jul 29, 2012 9:20 pm
help
by smagish »
The answer is c
1
Last post by niketdoshi123
Sun Jul 29, 2012 3:35 am
Two trains
by alex.gellatly »
Stations X and Y are connected by two separate, straight, parallel...
1
Last post by Birottam Dutta
Sun Jul 29, 2012 1:13 am
is x^3>y>
by alex.gellatly »
If x and y are positive, is x^3>y? 1. sqroot(x)>y 2. x>y The...
2
Last post by tutorphd
Sun Jul 29, 2012 12:16 am
Two trains
by alex.gellatly »
Stations X and Y are connected by two separate, straight, parallel...
1
Last post by tutorphd
Sun Jul 29, 2012 12:07 am
Is x(y+z)>=0?
by alex.gellatly »
If zyx does not = 0, is x(y+z)>=0? 1. |y+z|=|y|+|z| 2....
1
Last post by tutorphd
Sat Jul 28, 2012 11:58 pm
inequalities
by kashishh »
i am always confused when i face an eqn like n-1<0 should i take...
2
Last post by alex.gellatly
Sat Jul 28, 2012 11:09 pm
Inequalities
by GMAT-Zenith »
Is 1/x-y < y-x ? (1) y is positive. (2) x is negative. Can it be...
6
Last post by dabral
Sat Jul 28, 2012 4:20 am
Lines and Graphs
by kartikshah »
In the xy plane, region R consists of all points (x,y) that satisfy...
4
Last post by GMATGuruNY
Fri Jul 27, 2012 9:19 pm
Percenatges
by Abdulla »
Whenever Martin has a restaurant bill with an amount between $10 and...
9
Last post by dj_vinayak
Fri Jul 27, 2012 8:36 am
OG-Question 65-2nd Edition
by shanice »
Please help me with the below question? If the average(arithmetic...
4
Last post by tisrar02
Thu Jul 26, 2012 6:45 pm
data sufficiency doubts
by stuttee »
1.Of the students who eat in a certain cafeteria, each student either...
2
Last post by Brent@GMATPrepNow
Thu Jul 26, 2012 7:10 am
First time member of Beatthe GMAT site. very excited !
by GAspire2013 »
Hi, To be honest, I am a starter in preparing GMAT. I have close to...
2
Last post by Brent@GMATPrepNow
Thu Jul 26, 2012 6:27 am