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Data Sufficiency

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Tough Mean Problem
by nandy1984 »
On Jane's credit card account, the average daily balance for a 30-day...
3
Last post by GMATGuruNY
Thu Oct 13, 2011 3:25 am
Another GMAT Prep Question
by winny »
someone please explain...
3
Last post by saketk
Wed Oct 12, 2011 9:31 pm
Official Guide 12th Data Sufficiency Section, OG 12 DS
by MrCleantek »
Hi All, I have seen a section for OG 12 PS problems in PS section of...
11
Last post by MrCleantek
Wed Oct 12, 2011 7:42 pm
GMATPREP:Bank Account problem
by zaarathelab »
If $1,000 is deposited in a certain bank account and remains in the...
4
Last post by GMATGuruNY
Wed Oct 12, 2011 10:57 am
Abominable ABs
by parul9 »
If a and b are integers, and |a| > |b|, is a · |b| < a...
7
Last post by nandy1984
Wed Oct 12, 2011 8:23 am
Reflection of lines- Are they actually tested?
by rahulvsd »
Hi Experts, Do we need to study the reflection of lines concept? Are...
2
Last post by Brent@GMATPrepNow
Wed Oct 12, 2011 6:21 am
Multiple intergers- how to attack this type of problems?
by Taniuca »
if P is a ser of intergers and 3 is in p, is every positive multiple...
2
Last post by Brian@VeritasPrep
Tue Oct 11, 2011 3:26 pm
GMAT Prep Question
by winny »
Can someone please explain this?
1
Last post by shankar.ashwin
Tue Oct 11, 2011 10:50 am
If K is a multiple of 29, is KY a multiple of 174?
by leonswati »
If K is a multiple of 29, is KY a multiple of 174? (1) Y has all the...
2
Last post by gmatclubmember
Tue Oct 11, 2011 9:33 am
is a/b > c/d?
by sanju09 »
If a, b, c, and d are positive integers, is a/b > c/d? (1) a >...
11
Last post by sanju09
Tue Oct 11, 2011 2:16 am
Shipping and processing DS problem
by praveen_gmat »
Hi, For the question below: For each order, a mail order bookseller...
3
Last post by praveen_gmat
Tue Oct 11, 2011 12:19 am
Absolute values!
by smackmartine »
What is the value of y? (1) 3|x^2 - 4| = y - 2 (2) |3...
5
Last post by smackmartine
Mon Oct 10, 2011 11:29 pm
tricky DS questions
by akane »
Hello! Can anyone help me understand these two DS questions and how...
8
Last post by KrazyKarl
Mon Oct 10, 2011 9:55 pm
Algebraic Solution needed
by smackmartine »
Hi guys, Sometimes under time pressure I am not able to think...
2
Last post by smackmartine
Mon Oct 10, 2011 9:52 pm
Each year, a college admissions committee grants a ....
by factor26 »
Each year, a college admissions committee grants a certain number of...
1
Last post by shankar.ashwin
Mon Oct 10, 2011 7:29 pm
Inequalities.
by Neha Mittal »
|x+2| = 2|x-2| find range of x I do not understand why x = 6 is an...
4
Last post by Whitney Garner
Mon Oct 10, 2011 2:44 pm
OG practice coordinate plane problem
by Redhorsep »
Hi, Can someone please show this problem on a graph? It's hard to...
2
Last post by nandy1984
Mon Oct 10, 2011 7:19 am
Reflection of a line - Grockit
by adi_800 »
A line with the equation y = px + q is reflected over the line y = x....
5
Last post by GmatMathPro
Mon Oct 10, 2011 5:09 am
Ratio- proportions-DS Please help!!
by winny »
In what proportions should coffee of type A, type B and type C be...
2
Last post by Xeb
Mon Oct 10, 2011 5:05 am
GROCKIT - Circles DS
by rahulvsd »
AB is the diameter of the circle. CD is parallel to AB. What is the...
3
Last post by GMATGuruNY
Mon Oct 10, 2011 3:12 am
Any approach other than Picking numbers??
by adi_800 »
If a and n are positive numbers, does 2a^x = n ? (1) a^x + 1/a^x =...
1
Last post by shankar.ashwin
Mon Oct 10, 2011 12:06 am
DS - Number problem
by AJ1440 »
HI All .. posting one DS problem from GMAT official .. though I know...
3
Last post by parul9
Sun Oct 09, 2011 11:08 pm
Geometry
by mukgera »
Please help me with this problem.
3
Last post by Anurag@Gurome
Sun Oct 09, 2011 8:51 pm
help
by nafiul9090 »
is X>0 i) xy>0 ii) X+Y>0 please help needed
2
Last post by nafiul9090
Sun Oct 09, 2011 8:49 pm
DS Problem
by mukgera »
How to approach this problem ?
1
Last post by Anurag@Gurome
Sun Oct 09, 2011 7:34 pm
Number Problem in DS
by mukgera »
Please Help me with this Problem. I am not able to figure out how to...
1
Last post by GmatMathPro
Sun Oct 09, 2011 6:13 pm
If x2/9 – 4/y2 ....
by factor26 »
If x2/9 - 4/y2 = 12, what is the value of x? (1) x/3 + 2/y = 6...
1
Last post by gmatclubmember
Sun Oct 09, 2011 1:11 pm
number of doughnuts
by Cheese12 »
At the bakery, Lew spent a total of $6.00 for one kind of cupcake and...
1
Last post by GmatMathPro
Sun Oct 09, 2011 10:43 am
Arithmetic Mean
by wingsoffire »
If eleven consecutive integers are listed from least to greatest,...
1
Last post by GmatMathPro
Sun Oct 09, 2011 9:01 am
Television sets
by Cheese12 »
To install cable television at home, a certain cable company charges...
1
Last post by n@resh
Sun Oct 09, 2011 8:33 am
difficult series sum!!!
by [email protected] »
Fabio's designer fashion store has become so popular that he can...
2
Last post by parul9
Sun Oct 09, 2011 7:34 am
Inequality !!
by adi_800 »
If ab − bc2 < 0, is a < 0? (1) c > 0 (2) b < 0
3
Last post by parul9
Sun Oct 09, 2011 4:33 am
GMAT Prep - Geometry Ratios
by tutonaranjo »
In the figure above, what is the ratio KN / MN 1) The perimeter of...
17
Last post by allfta
Sun Oct 09, 2011 4:15 am
Pls help me
by tracyyahoo »
(1)Linda purchased 3 books at a book fair. What was the median price...
4
Last post by tracyyahoo
Sat Oct 08, 2011 11:16 pm
GMAT PREP exponent problem
by 1947 »
Please help solve this exponent problem from Gmat Prep and in general...
11
Last post by 1947
Sat Oct 08, 2011 10:44 pm
is √ (m^2 + n^2) an integer?
by sanju09 »
If n is an integer, is √ (m^2 + n^2) an integer? (1) m^2 + n^2...
1
Last post by Anurag@Gurome
Sat Oct 08, 2011 3:49 am
Number Line
by rohanberi »
On the number line, if the number k is to the left of the number t,...
5
Last post by sl750
Sat Oct 08, 2011 12:47 am
Club X and Club Y
by Bek »
How many members are in both Club X and Club Y? (1) There were 15...
2
Last post by fcabanski
Fri Oct 07, 2011 11:33 pm
HCF
by seema19 »
Is the integer z divisible by 6? 1) The greatest common factor of z...
4
Last post by parul9
Fri Oct 07, 2011 8:07 pm
Toughie
by Deepthi Subbu »
If x is not equal to 0, is |x| less than 1? (1)x/|x| < x (2) |x|...
4
Last post by maisatomai
Fri Oct 07, 2011 7:26 am
Two questions, pls help explain
by tracyyahoo »
(1) oes the decimal equivalent of P/Q, where P and Q are positive...
2
Last post by VivianKerr
Fri Oct 07, 2011 7:01 am
terminating decimal
by jainrahul1985 »
If a, b, c, d and e are integers and p = 2^a * 3^b and q = 2^c * 3^d...
2
Last post by shankar.ashwin
Fri Oct 07, 2011 4:16 am
tough inequality
by Gurpinder »
if x is NOT = 0, is (x^2 +1)/x > Y? (1) x = y (2) y>0 I don't...
3
Last post by sl750
Fri Oct 07, 2011 2:28 am
statistics
by shrutee »
If sets A and B have the same number of items,is the standard...
4
Last post by GMATGuruNY
Thu Oct 06, 2011 6:43 am
Several math probs, pls help to explain me, 600+
by tracyyahoo »
(1) if X>1 and Y>1, is X<Y? (1) X^2/(XY+X)<1 (2)...
4
Last post by Geva@EconomistGMAT
Thu Oct 06, 2011 6:14 am
inequalities with an exponent
by Taniuca »
Hello, I need some help! I found this problem and I do not know what...
2
Last post by sl750
Thu Oct 06, 2011 2:21 am
A math prob. Pls help me
by tracyyahoo »
If 1/4 of the larger of two numbers is greater than 5 times the...
1
Last post by Anurag@Gurome
Wed Oct 05, 2011 8:37 pm
stupid question
by tttrn333 »
Did one of the three members of a certain team sell at least 2 raffle...
7
Last post by tpr-becky
Wed Oct 05, 2011 7:54 pm
Numbers DS
by shankar.ashwin »
Is x between -1 and 1 ? (1) x^3 is less than x. (2) x^3 is less than...
2
Last post by GMATGuruNY
Wed Oct 05, 2011 1:30 pm
Pick marbles please
by saurabh2525_gupta »
A jar contains 8 red marbles and y white marbles. If Joan takes 2...
3
Last post by sl750
Wed Oct 05, 2011 11:52 am