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Flip the digits!
by sodha.rakesh »
If two-digit integers M and N are positive and have the same digits,...
6
Last post by GMATGuruNY
Wed Jan 26, 2011 8:44 am
PI "Ï€" on GMAT answers
by MAAJ »
A quick question... I found that in OG Quantitative Review, DS...
2
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Last post by MAAJ
Wed Jan 26, 2011 7:05 am
experts pls help
by Ramit88 »
if (t-8) is a factor of t^2 - kt - 48 , then k = ? A -6 B -2 C 2 D 6...
2
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Last post by Ramit88
Wed Jan 26, 2011 3:55 am
odd/even
by Ramit88 »
if r and s are integers and rs + r is always odd. which of the...
2
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Last post by GMATGuruNY
Wed Jan 26, 2011 3:02 am
geometry query
by advita »
hi guys/experts, i have 1 query regarding geometry. >i know if...
2
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Last post by advita
Wed Jan 26, 2011 12:38 am
probability
by Ramit88 »
A = {2, 3, 4, 5} b = {4, 5, 6, 7, 8} Two integers will be randomly...
4
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Last post by Ramit88
Wed Jan 26, 2011 12:13 am
SD
by Ramit88 »
f a certain sample of data has a mean of 20 and a standard deviation...
2
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Last post by Anurag@Gurome
Tue Jan 25, 2011 11:23 pm
factor
by Ramit88 »
if (t-8) is a factor of t^2 - kt - 48 , then k = ? A -6 B -2 C 2 D 6...
2
Last post by eyelikecheese
Tue Jan 25, 2011 10:07 pm
SD
by yellowho »
I. j; k; m; n; p II. j - 10; m; m; m; p + 15 III. j + 2; k + 1; m; n...
7
Last post by Stuart@KaplanGMAT
Tue Jan 25, 2011 9:51 am
Confusing Ratio!!
by sodha.rakesh »
The ratio, by volume, of soap to alcohol to water in a certain...
2
Last post by GMATGuruNY
Tue Jan 25, 2011 7:24 am
Counting Methods
by koby_gen »
The five sides of a pentagon have lenghts of 2, 3, 4, 5 and 6 inches....
7
Last post by DarkKnight
Mon Jan 24, 2011 7:48 pm
Work rate problem
by pratyoosh »
Q. Pumps A, B and C operate at their respective constant rates. Pumps...
3
EXPERT REPLIES
Last post by Everest
Mon Jan 24, 2011 2:04 pm
math
by Diablo83 »
simplify: (x^(-1) y^(-1))/(x y)^(-1) give answer in (Ay^B +...
1
Last post by Everest
Mon Jan 24, 2011 1:54 pm
probability
by Ramit88 »
A certain jar contains only b black marbles, w white marble, and r...
4
EXPERT REPLIES
Last post by GMATGuruNY
Mon Jan 24, 2011 7:48 am
Formula for no. of items in a sets
by prachich1987 »
True # of items = (total # in group 1) + (total # in group 2) +...
4
Last post by santoshs
Mon Jan 24, 2011 3:36 am
GMATPrep Average
by eyelikecheese »
A certain car averages 25 miles per gallon when driven in the city...
4
EXPERT REPLIES
Last post by Everest
Mon Jan 24, 2011 12:57 am
number properties ...gmat-hacks 720+
by Night reader »
If p is a positive integer and p^2 is divisible by 12, then the...
9
Last post by sanju09
Mon Jan 24, 2011 12:48 am
PS1
by GHong14 »
2
Last post by sanju09
Mon Jan 24, 2011 12:21 am
DS substitution
by Night reader »
If p and q are positive integers, how many integers are larger than...
3
Last post by Geva@EconomistGMAT
Mon Jan 24, 2011 12:03 am
Ratios
by SFtraveler »
Tom owns movies on DVD and Blue-ray in a ratio of 7:2. If he buys 6...
3
Last post by GMATGuruNY
Sun Jan 23, 2011 7:56 pm
OG 12 Q136 : Quant
by [email protected] »
Please explain that if Chicago time is one hour earlier than New York...
3
Last post by Everest
Sun Jan 23, 2011 2:07 pm
Combinatorics, please help!
by uriall »
Can anyone help me with this question? If you have 4 bikes and 6...
5
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Last post by uriall
Sun Jan 23, 2011 3:28 am
PS3
by GHong14 »
2
Last post by hrkrishna
Sat Jan 22, 2011 9:32 pm
PS2
by GHong14 »
3
Last post by Night reader
Sat Jan 22, 2011 7:31 pm
PS4
by GHong14 »
2
Last post by VivianKerr
Sat Jan 22, 2011 6:52 pm
Combinotronics GMAT PRep
by adwaitkasbekar »
Hi, Please help me in understand this problem Thanks
2
Last post by GMATGuruNY
Sat Jan 22, 2011 10:38 am
GMAT Prep PS 1
by adwaitkasbekar »
Hi All, Can anyone help me in solving this problem? Thanks OA is D
3
Last post by anshumishra
Sat Jan 22, 2011 9:52 am
Tickets
by gmat7202011 »
A ticket for a movie show costs 250$ When the price of the ticket was...
4
Last post by gmat7202011
Sat Jan 22, 2011 8:05 am
Extra information given in the question stem.
by ashforgmat »
The ratio of boys to girls in Class A is 3 to 4. The ratio of boys to...
3
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Last post by lunarpower
Sat Jan 22, 2011 5:41 am
Combo
by yellowho »
If a fair die with six sides is tossed 6 times, what is the...
5
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Last post by Rahul@gurome
Fri Jan 21, 2011 11:37 pm
Exponent
by yellowho »
(1+5^1000)/2^(X) is not integer. What is X? Since 5 to anything has a...
4
EXPERT REPLIES
Last post by yellowho
Fri Jan 21, 2011 11:06 pm
Weight
by yellowho »
Zach picked some pumpkins to give to Ann, Beth and Chuck. He gave the...
6
EXPERT REPLIES
Last post by Rahul@gurome
Fri Jan 21, 2011 10:26 pm
card game - Cambridge
by arora007 »
This is a card game problem from Cambridge.
1
Last post by GMATGuruNY
Fri Jan 21, 2011 4:26 pm
What are index numbers?
by towerSpider »
Hello i have a line graph question. In my book, The graph contains...
3
EXPERT REPLIES
Last post by Anurag@Gurome
Fri Jan 21, 2011 9:35 am
phew.. !
by Ramit88 »
A school administrator will assign each student in a group of n...
10
Last post by Ramit88
Fri Jan 21, 2011 5:57 am
Functions
by yellowho »
The function f(x) is such that f(3x+1) = 3f(x) + 1 for all values of...
7
EXPERT REPLIES
Last post by Night reader
Fri Jan 21, 2011 3:36 am
Arrangements
by yellowho »
How many integers from 100,000 to 1,000,000 are such that each...
2
EXPERT REPLIES
Last post by GMATGuruNY
Fri Jan 21, 2011 3:25 am
Geometry - parallelograms and circles
by koby_gen »
Which of the following lists the number of points at which a circle...
2
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Last post by fskilnik@GMATH
Fri Jan 21, 2011 1:54 am
dimensions of the two rectangle
by Ramalakshmi »
The area of the two rectangle is 84 sq m .The difference between the...
1
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Last post by Rahul@gurome
Fri Jan 21, 2011 1:46 am
Geo
by yellowho »
A right triangle has perimeter 20. If the sum of the squares of the...
4
EXPERT REPLIES
Last post by yellowho
Thu Jan 20, 2011 11:44 pm
Exponent
by yellowho »
(2+2^2+2^3+2^4+2^5+2^6+2^7)/(2^-3+2^-4+2^-5+2^-6+2^-7+2^-8+2^-9)=?...
3
Last post by Night reader
Thu Jan 20, 2011 11:40 pm
Combination problem?
by GHong14 »
How many integers less than 10,000 are a product of 210. a.51 b.52...
2
Last post by stormier
Thu Jan 20, 2011 4:05 pm
Algebra
by yellowho »
For all numbers a and b, the operation & is defined by a&b=...
2
EXPERT REPLIES
Last post by Everest
Thu Jan 20, 2011 1:44 pm
3 digit integer pnc
by advita »
Of the three-digit integers greater than 800, how many have two...
2
EXPERT REPLIES
Last post by stormier
Thu Jan 20, 2011 9:50 am
RTD20
by yellowho »
Mary walks at an average speed of 8 kilometers per hour and runs at...
2
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Last post by GMATGuruNY
Thu Jan 20, 2011 4:54 am
Integer restrictions
by yellowho »
There are 12 teams in a round-robin soccer tournament, where each...
2
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Last post by Anurag@Gurome
Thu Jan 20, 2011 3:12 am
day..
by advita »
The 20 of September 1990 was Thursday. What day was the 19th of...
3
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Last post by advita
Thu Jan 20, 2011 2:09 am
Prob
by yellowho »
Set X = . If three different numbers are randomly selected from Set...
1
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Last post by Rahul@gurome
Thu Jan 20, 2011 1:17 am
198 Level 700+ questions from GMAT Prep
by aleph777 »
I've been working on that word doc of 198 advanced questions from...
1
Last post by anshumishra
Wed Jan 19, 2011 6:02 pm
Hours required
by Deepthi Subbu »
A cylindrical water tower with radius 5 m and height 8 m is 3/4 full...
3
Last post by ashis979
Wed Jan 19, 2011 2:14 am